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ISRG20260918P450
ISRG Sep 18 2026 450.00 Put (ISRG260918P00450000)
option OPRA

EOD

Jul 27, 2026

92.24-17.716%(-19.86)5

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-27	92.2400	92.2400	92.2400	92.2400	-17.716%	5	36	0.000%
2026-07-24	114.7000	114.7000	112.1000	112.1000	-3.711%	91	31	-17.716%
2026-07-23	118.1000	118.1000	116.4200	116.4200	+13.936%	278	31	-20.770%
2026-07-21	102.1800	102.1800	102.1800	102.1800	+3.841%	1	181	-9.728%
2026-07-17	88.5900	98.4000	85.2000	98.4000	+30.851%	7	181	-6.260%
2026-07-14	66.8000	75.2000	66.8000	75.2000	+41.486%	6	182	+22.660%
2026-07-13	53.1500	53.1500	53.1500	53.1500	+3.204%	5	181	+73.547%
2026-07-09	51.3000	51.5000	51.3000	51.5000	+8.650%	17	176	+79.107%
2026-07-08	47.0000	47.4000	46.9000	47.4000	+9.977%	4	187	+94.599%
2026-07-07	43.1000	43.1000	43.1000	43.1000	-0.462%	4	187	+114.014%
2026-07-06	43.3000	43.3000	43.3000	43.3000	-6.681%	1	191	+113.025%
2026-07-02	45.9000	46.4000	45.9000	46.4000	-20.412%	5	192	+98.793%
2026-06-30	58.3000	58.3000	58.3000	58.3000	+6.000%	1	192	+58.216%
2026-06-24	55.0000	55.0000	55.0000	55.0000	-3.441%	6	193	+67.709%
2026-06-18	56.9600	56.9600	56.9600	56.9600	+16.506%	2	187	+61.938%
2026-06-16	48.8900	48.8900	48.8900	48.8900	-15.707%	1	187	+88.668%
2026-06-12	58.0000	58.0000	58.0000	58.0000	+14.173%	1	186	+59.034%
2026-06-11	52.3500	52.3500	50.8000	50.8000	-1.550%	8	186	+81.575%
2026-06-10	47.0000	51.6000	47.0000	51.6000	-0.769%	12	190	+78.760%
2026-06-01	52.0000	52.0000	52.0000	52.0000	+7.705%	1	190	+77.385%
2026-05-29	48.2800	48.2800	48.2800	48.2800	+24.433%	6	190	+91.052%
2026-05-26	38.8000	38.8000	38.8000	38.8000	+1.305%	1	189	+137.732%
2026-05-22	38.3000	38.3000	38.2000	38.3000	+0.525%	3	190	+140.836%
2026-05-21	38.8000	39.3000	38.1000	38.1000	+7.932%	5	194	+142.100%
2026-05-20	35.8000	35.8000	34.9000	35.3000	-7.833%	3	194	+161.303%
2026-05-19	36.1000	38.3000	35.6000	38.3000	-6.585%	16	195	+140.836%
2026-05-13	42.3000	42.3000	41.0000	41.0000	-13.502%	5	195	+124.976%
2026-05-11	41.4500	47.4000	41.4500	47.4000	+46.749%	9	199	+94.599%
2026-05-08	32.4000	32.4000	32.3000	32.3000	-0.920%	2	199	+185.573%
2026-05-05	30.5000	33.1000	30.5000	32.6000	+7.237%	5	201	+182.945%
2026-05-04	30.4000	30.4000	30.4000	30.4000	+12.593%	2	201	+203.421%
2026-04-28	27.0000	27.0000	27.0000	27.0000	+18.838%	30	201	+241.630%
2026-04-22	22.7200	22.7200	22.7200	22.7200	-33.953%	1	215	+305.986%
2026-04-21	34.4000	34.4000	34.4000	34.4000	+13.158%	1	216	+168.140%
2026-04-20	30.4000	30.4000	30.4000	30.4000	+0.330%	1	216	+203.421%
2026-04-17	30.3000	30.3000	30.3000	30.3000	-11.919%	1	216	+204.422%
2026-04-16	34.4000	34.4000	34.4000	34.4000	-9.616%	1	216	+168.140%
2026-04-13	38.0000	38.0600	38.0000	38.0600	+17.469%	2	215	+142.354%
2026-04-08	31.9000	32.4000	31.9000	32.4000	-20.000%	3	217	+184.691%
2026-04-07	40.2000	40.5000	40.2000	40.5000	+3.846%	2	215	+127.753%
2026-04-06	39.1000	39.1000	38.7000	39.0000	+0.257%	3	213	+136.513%
2026-04-02	38.9000	38.9000	38.9000	38.9000	-7.469%	1	209	+137.121%
2026-03-31	42.0400	42.0400	42.0400	42.0400	+3.547%	1	209	+119.410%
2026-03-30	40.7000	40.7000	40.6000	40.6000	+15.670%	3	209	+127.192%
2026-03-25	35.1000	35.1000	34.8000	35.1000	+10.726%	6	206	+162.792%
2026-03-23	31.4000	31.7000	31.4000	31.7000	-1.858%	11	202	+190.978%
2026-03-20	33.0000	33.0000	32.3000	32.3000	+5.902%	9	191	+185.573%
2026-03-17	29.8000	30.6000	29.8000	30.5000	-7.855%	10	182	+202.426%
2026-03-13	33.3000	33.3000	33.1000	33.1000	+0.303%	8	172	+178.671%
2026-03-12	32.9000	33.8000	32.9000	33.0000	+5.769%	23	164	+179.515%
2026-03-09	31.3000	31.5000	31.2000	31.2000	+11.429%	13	147	+195.641%
2026-03-05	28.0000	28.0000	28.0000	28.0000	+5.660%	1	135	+229.429%
2026-03-04	26.5000	26.5000	26.5000	26.5000	+2.713%	4	135	+248.075%
2026-03-02	25.8000	25.8000	25.8000	25.8000	+0.781%	1	131	+257.519%
2026-02-27	25.6000	25.6000	25.6000	25.6000	+8.936%	1	130	+260.313%
2026-02-26	23.7000	23.7000	23.5000	23.5000	-14.234%	2	129	+292.511%
2026-02-23	27.4000	27.4000	27.4000	27.4000	+3.396%	1	129	+236.642%
2026-02-10	25.8000	26.5000	25.8000	26.5000	-3.636%	2	129	+248.075%
2026-02-09	27.5000	27.7000	27.5000	27.5000	-10.423%	8	129	+235.418%
2026-02-05	30.4000	30.7000	30.4000	30.7000	+22.506%	8	136	+200.456%
2026-02-02	25.0600	25.0600	25.0600	25.0600	+10.396%	1	132	+268.077%
2026-01-29	22.7000	22.7000	22.7000	22.7000	+10.732%	1	132	+306.344%
2026-01-23	20.7000	20.7000	20.5000	20.5000	-5.530%	8	133	+349.951%
2026-01-22	21.7000	21.7000	21.7000	21.7000	+22.599%	1	133	+325.069%
2026-01-15	17.7000	17.7000	17.7000	17.7000	+2.907%	2	132	+421.130%
2026-01-14	20.4500	20.4500	17.2000	17.2000	-4.444%	3	132	+436.279%
2026-01-02	18.0000	18.1000	18.0000	18.0000	-15.888%	16	130	+412.444%
2025-12-12	21.4000	21.4000	21.4000	21.4000	+12.632%	8	131	+331.028%
2025-12-10	19.0000	19.0000	19.0000	19.0000	+0.529%	2	131	+385.474%
2025-12-02	18.7100	18.9000	18.7100	18.9000	+7.386%	7	133	+388.042%
2025-11-26	18.4500	18.4500	17.6000	17.6000	-8.333%	2	141	+424.091%
2025-11-24	19.2000	19.2000	19.2000	19.2000	-11.111%	20	141	+380.417%
2025-11-14	20.5000	21.6000	20.5000	21.6000	+17.010%	5	121	+327.037%
2025-11-11	18.1500	18.5000	17.7000	18.4600	-0.753%	6	119	+399.675%
2025-11-10	18.6000	18.6000	18.6000	18.6000	-10.577%	25	120	+395.914%
2025-11-07	20.8000	20.8000	20.8000	20.8000	-3.256%	1	95	+343.462%
2025-11-05	21.5000	21.5000	21.5000	21.5000	-8.511%	3	95	+329.023%
2025-10-29	23.5000	23.5000	23.5000	23.5000	+0.513%	1	92	+292.511%
2025-10-23	23.0000	23.3800	23.0000	23.3800	-4.571%	2	92	+294.525%
2025-10-22	24.4000	24.5000	22.9000	24.5000	-51.370%	6	93	+276.490%
2025-10-20	50.3800	50.3800	50.3800	50.3800	-12.988%	1	91	+83.089%
2025-10-17	57.9000	57.9000	57.9000	57.9000	0.000%	2	90	+59.309%
2025-10-15	57.9000	57.9000	57.9000	57.9000	+7.421%	1	88	+59.309%
2025-10-09	53.0000	53.9000	52.8000	53.9000	+2.941%	4	87	+71.132%
2025-10-06	50.0000	52.3600	50.0000	52.3600	+2.868%	3	87	+76.165%
2025-10-03	50.9000	50.9000	50.9000	50.9000	-13.435%	1	84	+81.218%
2025-10-01	58.8000	58.8000	58.8000	58.8000	+9.701%	1	83	+56.871%
2025-09-30	53.6000	53.6000	53.6000	53.6000	-0.741%	1	83	+72.090%
2025-09-24	52.8000	54.0000	52.8000	54.0000	-4.762%	5	83	+70.815%
2025-09-19	56.7000	56.7000	56.7000	56.7000	-2.157%	13	79	+62.681%
2025-09-18	57.9500	57.9500	57.9500	57.9500	-0.172%	1	72	+59.172%
2025-09-17	58.0500	58.0500	58.0500	58.0500	-0.939%	1	71	+58.898%
2025-09-16	58.0000	58.6000	58.0000	58.6000	+17.200%	5	71	+57.406%
2025-09-10	50.0000	50.0000	50.0000	50.0000	+3.734%	2	66	+84.480%
2025-09-04	51.0000	51.0000	48.2000	48.2000	+18.166%	5	64	+91.369%
2025-08-25	40.4000	40.7900	40.4000	40.7900	+5.674%	7	61	+126.134%
2025-08-15	38.6000	38.6000	38.6000	38.6000	-4.926%	1	56	+138.964%
2025-08-12	40.6000	40.6000	40.6000	40.6000	-6.236%	1	56	+127.192%
2025-08-07	43.3000	43.3000	43.3000	43.3000	+7.444%	4	55	+113.025%
2025-08-06	40.3000	40.3000	40.3000	40.3000	0.000%	1	51	+128.883%
2025-08-01	40.3000	40.3000	40.3000	40.3000	+17.836%	1	50	+128.883%
2025-07-30	33.4000	34.2000	33.4000	34.2000	-3.662%	2	49	+169.708%
2025-07-29	34.4000	35.5000	34.4000	35.5000	+4.412%	3	48	+159.831%
2025-07-22	34.0000	34.0000	34.0000	34.0000	-0.293%	1	45	+171.294%
2025-07-17	34.1000	34.1000	34.1000	34.1000	-5.801%	4	44	+170.499%
2025-07-16	36.2000	36.2000	36.2000	36.2000	+6.158%	1	40	+154.807%
2025-07-15	34.1000	34.1000	34.1000	34.1000	+8.946%	1	39	+170.499%
2025-07-09	32.2000	32.2000	31.3000	31.3000	+4.333%	8	38	+194.696%
2025-07-07	30.0000	30.2000	30.0000	30.0000	0.000%	46	46	+207.467%