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ISRG20260918P410
ISRG Sep 18 2026 410.00 Put (ISRG260918P00410000)
option OPRA

EOD

Jul 28, 2026

50.30-37.632%(-30.35)1

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-28	50.3000	50.3000	50.3000	50.3000	-37.632%	1	225	0.000%
2026-07-23	80.6500	80.6500	80.6500	80.6500	+36.233%	2	225	-37.632%
2026-07-21	59.2000	59.2000	59.2000	59.2000	-2.230%	6	225	-15.034%
2026-07-20	60.5500	60.5500	60.5500	60.5500	-3.104%	4	225	-16.928%
2026-07-17	52.2000	62.4900	52.2000	62.4900	+95.281%	17	229	-19.507%
2026-07-16	32.1000	32.1000	30.3000	32.0000	-23.864%	18	225	+57.188%
2026-07-15	42.0300	42.0300	42.0300	42.0300	+20.086%	1	220	+19.676%
2026-07-14	35.0000	35.0000	35.0000	35.0000	+20.151%	1	220	+43.714%
2026-07-10	29.1300	29.1300	29.1300	29.1300	+12.082%	6	220	+72.674%
2026-07-08	25.9900	25.9900	25.9900	25.9900	+19.220%	4	220	+93.536%
2026-07-07	21.8000	21.8000	21.8000	21.8000	-2.198%	1	216	+130.734%
2026-07-06	22.0000	22.2900	22.0000	22.2900	+0.405%	6	215	+125.662%
2026-07-02	23.6000	24.0000	22.1000	22.2000	-26.733%	105	163	+126.577%
2026-07-01	29.0000	30.5000	28.9000	30.3000	-3.503%	31	163	+66.007%
2026-06-30	31.0000	31.4000	31.0000	31.4000	+4.667%	9	166	+60.191%
2026-06-26	30.0000	30.0000	30.0000	30.0000	+4.895%	3	171	+67.667%
2026-06-25	28.6000	28.6000	28.6000	28.6000	-7.263%	4	169	+75.874%
2026-06-18	30.0800	30.8400	30.0800	30.8400	+15.032%	8	168	+63.100%
2026-06-16	26.8100	26.8100	26.8100	26.8100	-10.334%	5	168	+87.617%
2026-06-12	32.6500	32.6500	29.9000	29.9000	+9.524%	12	163	+68.227%
2026-06-11	30.9500	30.9500	27.3000	27.3000	+1.412%	8	159	+84.249%
2026-06-05	26.9200	26.9200	26.9200	26.9200	-2.886%	5	157	+86.850%
2026-06-04	27.7200	27.7200	27.7200	27.7200	-23.213%	5	162	+81.457%
2026-06-03	36.1000	36.1000	36.1000	36.1000	-1.635%	3	157	+39.335%
2026-06-02	36.7000	36.7000	36.7000	36.7000	+39.544%	2	154	+37.057%
2026-06-01	26.3000	26.3000	26.3000	26.3000	-2.952%	15	152	+91.255%
2026-05-27	25.1000	27.1000	25.1000	27.1000	+27.230%	2	137	+85.609%
2026-05-26	21.3000	21.3000	21.3000	21.3000	+7.359%	1	137	+136.150%
2026-05-19	19.8400	19.8400	19.8400	19.8400	+1.380%	1	137	+153.528%
2026-05-18	19.5700	19.5700	19.5700	19.5700	-12.595%	1	137	+157.026%
2026-05-14	22.3000	22.3900	22.3000	22.3900	+32.485%	2	137	+124.654%
2026-05-05	16.8000	16.9000	16.8000	16.9000	+3.049%	2	139	+197.633%
2026-04-30	16.6000	16.6000	16.4000	16.4000	-7.865%	2	139	+206.707%
2026-04-29	17.4000	17.8000	17.4000	17.8000	+42.857%	3	141	+182.584%
2026-04-22	12.5300	12.5300	12.3500	12.4600	-35.104%	6	142	+303.692%
2026-04-21	19.2000	19.2000	19.2000	19.2000	+12.281%	1	142	+161.979%
2026-04-20	17.0000	17.1000	17.0000	17.1000	+0.588%	2	142	+194.152%
2026-04-17	17.0000	17.0000	17.0000	17.0000	-12.821%	3	140	+195.882%
2026-04-16	19.8000	20.1000	19.5000	19.5000	+11.429%	4	142	+157.949%
2026-04-15	18.5000	18.5000	17.5000	17.5000	-13.793%	2	141	+187.429%
2026-04-13	22.4000	22.5000	20.3000	20.3000	-8.559%	89	142	+147.783%
2026-04-10	22.0000	22.2000	21.8000	22.2000	+18.717%	3	99	+126.577%
2026-04-08	18.7000	18.7000	18.7000	18.7000	-24.597%	1	102	+168.984%
2026-04-07	24.8000	24.8000	24.8000	24.8000	+2.058%	1	101	+102.823%
2026-04-06	24.5000	24.5000	24.3000	24.3000	+2.101%	7	102	+106.996%
2026-04-02	25.0000	25.0000	23.7000	23.8000	+4.386%	7	91	+111.345%
2026-04-01	22.0000	22.8000	22.0000	22.8000	-0.437%	9	91	+120.614%
2026-03-31	24.9000	24.9000	22.9000	22.9000	-9.486%	6	84	+119.651%
2026-03-30	25.3000	25.3000	25.3000	25.3000	+17.674%	1	89	+98.814%
2026-03-25	21.6000	21.6000	21.1000	21.5000	+11.399%	6	88	+133.953%
2026-03-23	19.1000	19.3000	19.1000	19.3000	-4.455%	16	82	+160.622%
2026-03-20	20.2000	20.2000	20.2000	20.2000	-1.463%	5	66	+149.010%
2026-03-18	20.5000	20.5000	20.5000	20.5000	+13.889%	1	61	+145.366%
2026-03-17	17.2000	18.0000	17.0000	18.0000	-7.692%	8	61	+179.444%
2026-03-16	19.7000	19.7000	19.5000	19.5000	+7.735%	3	59	+157.949%
2026-03-11	17.8000	18.6000	17.8000	18.1000	-4.937%	15	57	+177.901%
2026-03-09	19.0400	19.0400	19.0400	19.0400	+0.211%	1	54	+164.181%
2026-03-06	19.0000	19.0000	18.9000	19.0000	+28.378%	7	55	+164.737%
2026-03-04	14.8000	14.8000	14.8000	14.8000	-12.426%	1	53	+239.865%
2026-03-03	16.9000	16.9000	16.9000	16.9000	+11.184%	2	52	+197.633%
2026-03-02	15.2000	15.2000	15.2000	15.2000	+1.333%	1	53	+230.921%
2026-02-27	15.0000	15.0000	14.9000	15.0000	+6.383%	3	52	+235.333%
2026-02-26	13.3000	14.1000	13.3000	14.1000	-6.000%	30	51	+256.738%
2026-02-24	15.0000	15.0000	15.0000	15.0000	+6.383%	2	44	+235.333%
2026-02-18	14.1000	14.1000	14.1000	14.1000	-9.032%	2	42	+256.738%
2026-02-13	15.5000	15.5000	15.5000	15.5000	-14.365%	2	42	+224.516%
2026-02-12	17.9000	18.1000	17.9000	18.1000	-9.045%	11	42	+177.901%
2026-02-04	19.9000	19.9000	19.9000	19.9000	+40.141%	2	40	+152.764%
2026-01-29	13.4000	14.2000	13.4000	14.2000	+33.962%	4	42	+254.225%
2026-01-15	10.1900	10.8000	10.0700	10.6000	-11.667%	22	44	+374.528%
2026-01-14	12.0000	12.0000	12.0000	12.0000	+9.091%	1	46	+319.167%
2026-01-02	11.0000	11.0000	10.3700	11.0000	+12.245%	8	45	+357.273%
2025-12-30	10.0000	10.0000	9.8000	9.8000	-18.672%	2	50	+413.265%
2025-12-15	12.0500	12.0500	12.0500	12.0500	-7.308%	1	50	+317.427%
2025-11-19	13.0000	13.0000	13.0000	13.0000	-18.750%	1	50	+286.923%
2025-11-18	16.0000	16.0000	16.0000	16.0000	+22.982%	1	51	+214.375%
2025-11-17	13.0100	13.0100	13.0100	13.0100	-5.036%	1	52	+286.626%
2025-11-07	13.7000	13.7000	13.7000	13.7000	+1.707%	1	52	+267.153%
2025-10-23	13.0500	13.4700	13.0500	13.4700	-66.409%	8	51	+273.422%
2025-10-16	40.1000	40.1000	40.1000	40.1000	+11.080%	3	47	+25.436%
2025-10-08	36.1000	36.1000	36.1000	36.1000	-2.168%	2	44	+39.335%
2025-09-24	36.9000	36.9000	36.9000	36.9000	-6.700%	2	42	+36.314%
2025-09-17	39.4000	39.5500	39.4000	39.5500	+25.556%	2	40	+27.181%
2025-09-10	31.8000	31.8000	31.5000	31.5000	+24.506%	2	38	+59.683%
2025-08-20	25.5000	25.5000	25.3000	25.3000	-5.948%	8	36	+98.814%
2025-08-12	26.4000	26.9000	26.4000	26.9000	-1.103%	2	29	+86.989%
2025-08-06	27.2000	27.2000	27.2000	27.2000	0.000%	1	27	+84.926%
2025-08-01	27.2000	27.2000	27.2000	27.2000	+20.889%	1	26	+84.926%
2025-07-30	22.5000	22.5000	22.5000	22.5000	-6.250%	1	25	+123.556%
2025-07-29	23.0000	24.0000	23.0000	24.0000	+8.597%	2	24	+109.583%
2025-07-28	22.1000	22.1000	22.1000	22.1000	-3.913%	3	22	+127.602%
2025-07-22	23.0000	23.0000	23.0000	23.0000	-0.862%	1	19	+118.696%
2025-07-16	24.3000	24.3000	22.9000	23.2000	-1.277%	8	18	+116.810%
2025-07-15	23.5000	23.5000	23.5000	23.5000	-10.065%	1	12	+114.043%
2025-06-12	26.1300	26.1300	26.1300	26.1300	+6.653%	1	11	+92.499%
2025-06-09	25.9500	25.9500	24.5000	24.5000	0.000%	20	10	+105.306%