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ISRG20260918P390
ISRG Sep 18 2026 390.00 Put (ISRG260918P00390000)
option OPRA

EOD

Jul 29, 2026

39.00+20.556%(+6.65)6

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-29	39.3000	39.3000	39.0000	39.0000	+20.556%	6	269	0.000%
2026-07-28	32.3500	32.3500	32.3500	32.3500	-19.926%	2	274	+20.556%
2026-07-27	40.4000	40.4000	40.4000	40.4000	-33.965%	1	276	-3.465%
2026-07-23	61.8600	62.1600	59.7000	61.1800	+24.375%	33	276	-36.254%
2026-07-22	49.1900	49.1900	49.1900	49.1900	+12.640%	20	282	-20.716%
2026-07-20	49.0000	49.0000	43.6700	43.6700	-0.524%	3	265	-10.694%
2026-07-17	39.1000	44.0900	34.4000	43.9000	+93.392%	37	266	-11.162%
2026-07-16	21.6000	22.7000	21.5000	22.7000	-15.299%	13	236	+71.806%
2026-07-15	26.8000	26.8000	26.8000	26.8000	-11.639%	1	233	+45.522%
2026-07-14	29.9500	30.3300	29.9500	30.3300	+68.875%	2	233	+28.586%
2026-07-13	18.2000	18.2000	17.9600	17.9600	-0.222%	3	231	+117.149%
2026-07-09	18.0000	18.0000	18.0000	18.0000	+25.874%	5	231	+116.667%
2026-07-07	11.2000	14.8000	11.2000	14.3000	+2.878%	4	226	+172.727%
2026-07-06	13.9000	13.9000	13.9000	13.9000	+2.963%	1	226	+180.576%
2026-07-02	15.4000	15.4000	13.5000	13.5000	-35.714%	47	232	+188.889%
2026-07-01	20.2000	21.0000	20.1000	21.0000	-2.778%	14	232	+85.714%
2026-06-30	21.2000	21.6000	21.1000	21.6000	+11.340%	17	244	+80.556%
2026-06-29	18.6000	19.4000	18.6000	19.4000	-14.912%	2	251	+101.031%
2026-06-25	22.2500	22.8000	22.0000	22.8000	+1.333%	46	251	+71.053%
2026-06-23	22.5000	22.5000	22.5000	22.5000	0.000%	2	220	+73.333%
2026-06-22	22.5000	22.5000	22.5000	22.5000	+8.329%	1	218	+73.333%
2026-06-18	21.0000	21.0000	20.7700	20.7700	+24.371%	2	220	+87.771%
2026-06-16	16.7000	16.7000	16.7000	16.7000	-9.730%	1	220	+133.533%
2026-06-15	18.5000	18.5000	18.5000	18.5000	-3.646%	1	220	+110.811%
2026-06-11	19.2000	19.2000	19.2000	19.2000	-4.950%	8	220	+103.125%
2026-06-10	20.5000	20.5000	20.2000	20.2000	+6.878%	2	228	+93.069%
2026-06-08	18.2000	18.9000	18.2000	18.9000	+10.462%	39	228	+106.349%
2026-06-05	16.9800	17.1200	16.9800	17.1100	-13.586%	50	198	+127.937%
2026-06-04	19.8000	19.8000	19.8000	19.8000	-18.852%	1	214	+96.970%
2026-06-03	26.0500	26.0500	24.4000	24.4000	-9.294%	10	214	+59.836%
2026-06-02	26.9000	26.9000	26.9000	26.9000	+22.440%	10	212	+44.981%
2026-06-01	20.3800	21.9700	20.3800	21.9700	+3.146%	2	212	+77.515%
2026-05-27	18.0000	21.4000	17.7000	21.3000	+39.216%	21	212	+83.099%
2026-05-26	15.0000	15.3000	15.0000	15.3000	-0.649%	31	206	+154.902%
2026-05-21	15.5000	15.5000	15.4000	15.4000	+17.110%	5	197	+153.247%
2026-05-20	13.2500	13.2500	13.1500	13.1500	-16.772%	2	197	+196.578%
2026-05-18	16.0000	16.0000	15.8000	15.8000	-11.633%	4	204	+146.835%
2026-05-14	18.0800	18.0800	17.8800	17.8800	+11.750%	8	204	+118.121%
2026-05-13	16.6000	16.6000	16.0000	16.0000	-0.621%	6	198	+143.750%
2026-05-12	19.1100	19.1100	16.1000	16.1000	-12.022%	4	198	+142.236%
2026-05-11	14.3400	18.3000	14.3400	18.3000	+55.348%	9	198	+113.115%
2026-05-08	11.7800	11.7800	11.7800	11.7800	+13.269%	1	201	+231.070%
2026-05-07	10.5000	10.5000	10.4000	10.4000	0.000%	13	201	+275.000%
2026-05-01	10.7000	10.7000	10.4000	10.4000	-14.050%	2	203	+275.000%
2026-04-29	12.1000	12.1000	12.1000	12.1000	+24.742%	1	203	+222.314%
2026-04-28	10.6000	10.6000	9.7000	9.7000	+6.593%	2	203	+302.062%
2026-04-27	8.8000	9.1000	8.8000	9.1000	+5.202%	4	205	+328.571%
2026-04-23	8.6000	8.7000	8.6000	8.6500	-5.464%	3	207	+350.867%
2026-04-22	9.0000	9.1500	9.0000	9.1500	-25.610%	3	209	+326.230%
2026-04-21	12.3000	12.3000	12.3000	12.3000	+0.820%	15	209	+217.073%
2026-04-20	12.0000	12.7000	8.9000	12.2000	-1.613%	63	209	+219.672%
2026-04-17	12.0000	12.4000	12.0000	12.4000	-13.889%	3	189	+214.516%
2026-04-16	14.4000	14.4000	14.4000	14.4000	-8.861%	1	192	+170.833%
2026-04-13	16.7000	16.7000	15.8000	15.8000	-7.602%	2	193	+146.835%
2026-04-10	16.8000	17.1000	16.8000	17.1000	+2.395%	6	194	+128.070%
2026-04-09	16.4000	16.9000	16.1000	16.7000	-10.215%	18	190	+133.533%
2026-04-06	18.5000	18.6000	18.5000	18.6000	-2.618%	4	174	+109.677%
2026-04-02	18.0000	19.4000	18.0000	19.1000	+9.770%	54	135	+104.188%
2026-04-01	17.3000	17.4000	17.2000	17.4000	-4.918%	10	135	+124.138%
2026-03-31	19.6000	20.0000	18.3000	18.3000	-8.955%	8	127	+113.115%
2026-03-30	20.2000	20.2000	20.1000	20.1000	-3.828%	3	122	+94.030%
2026-03-27	21.0000	21.0000	20.9000	20.9000	+21.512%	2	121	+86.603%
2026-03-26	18.6000	18.6000	16.3000	17.2000	+5.521%	59	120	+126.744%
2026-03-24	16.3000	16.3000	16.3000	16.3000	+11.644%	5	88	+139.264%
2026-03-20	14.6000	14.6000	14.6000	14.6000	-1.551%	1	88	+167.123%
2026-03-16	15.1000	15.1000	14.8300	14.8300	-25.101%	2	88	+162.980%
2026-03-13	15.1000	19.8000	14.8100	19.8000	+28.571%	15	90	+96.970%
2026-03-12	15.4000	15.4000	15.4000	15.4000	+6.207%	1	88	+153.247%
2026-03-11	14.1000	14.5000	14.1000	14.5000	+9.023%	24	89	+168.966%
2026-03-10	13.3000	13.3000	13.2000	13.3000	-1.335%	13	79	+193.233%
2026-03-09	14.0000	14.7000	13.4800	13.4800	-5.070%	22	66	+189.318%
2026-03-06	14.3000	14.3000	14.2000	14.2000	+14.516%	2	50	+174.648%
2026-03-05	12.6000	12.6400	12.4000	12.4000	+3.333%	12	50	+214.516%
2026-03-02	12.0000	12.0000	12.0000	12.0000	+13.208%	1	44	+225.000%
2026-02-27	10.6000	10.6000	10.6000	10.6000	-8.621%	2	44	+267.925%
2026-02-23	11.0000	11.6000	10.9000	11.6000	+9.434%	7	44	+236.207%
2026-02-19	10.6000	10.6000	10.6000	10.6000	-15.873%	1	44	+267.925%
2026-02-06	12.6000	12.6000	12.6000	12.6000	-13.103%	2	45	+209.524%
2026-02-05	14.5000	14.5000	14.5000	14.5000	+11.538%	5	43	+168.966%
2026-02-04	13.0000	13.0000	13.0000	13.0000	+113.465%	3	38	+200.000%
2026-01-06	6.0900	6.0900	6.0900	6.0900	-44.128%	1	35	+540.394%
2025-11-17	10.9000	10.9000	10.9000	10.9000	+3.810%	1	34	+257.798%
2025-11-14	10.5000	10.5000	10.5000	10.5000	-3.670%	1	35	+271.429%
2025-11-07	10.9000	10.9000	10.9000	10.9000	-6.838%	1	35	+257.798%
2025-11-05	11.7000	11.7000	11.7000	11.7000	-1.432%	3	35	+233.333%
2025-10-30	11.8700	11.8700	11.8700	11.8700	+14.575%	3	35	+228.559%
2025-10-23	10.3600	10.3600	10.3600	10.3600	-20.916%	1	35	+276.448%
2025-10-22	13.5000	14.0000	13.1000	13.1000	-49.770%	4	36	+197.710%
2025-10-21	26.0800	26.0800	26.0800	26.0800	-17.468%	4	38	+49.540%
2025-10-14	31.6000	31.6000	31.6000	31.6000	0.000%	1	38	+23.418%
2025-10-10	31.6000	31.6000	31.6000	31.6000	+10.877%	4	39	+23.418%
2025-10-09	28.9000	29.5000	28.0000	28.5000	-4.040%	8	39	+36.842%
2025-09-24	30.2000	30.2000	29.7000	29.7000	+30.263%	3	32	+31.313%
2025-09-11	22.8000	22.8000	22.8000	22.8000	-21.596%	1	30	+71.053%
2025-09-03	26.5400	30.3000	26.5400	29.0800	+35.256%	12	30	+34.113%
2025-08-12	21.5000	21.5000	21.5000	21.5000	-1.376%	2	18	+81.395%
2025-08-06	21.8000	21.8000	21.8000	21.8000	-1.357%	1	18	+78.899%
2025-08-01	22.1000	22.1000	22.1000	22.1000	+22.099%	1	17	+76.471%
2025-07-30	18.1000	18.1000	18.1000	18.1000	-6.701%	1	16	+115.470%
2025-07-29	18.4000	19.4000	18.4000	19.4000	+8.989%	2	15	+101.031%
2025-07-28	17.8000	17.8000	17.8000	17.8000	-7.292%	3	13	+119.101%
2025-07-25	19.2000	19.2000	19.2000	19.2000	-4.000%	3	10	+103.125%
2025-07-24	20.0000	20.0000	20.0000	20.0000	+6.383%	1	7	+95.000%
2025-07-22	18.8000	18.8000	18.8000	18.8000	+3.297%	1	6	+107.447%
2025-07-17	18.2000	18.2000	18.2000	18.2000	-8.543%	1	5	+114.286%
2025-07-16	19.9000	19.9000	19.9000	19.9000	+2.577%	2	4	+95.980%
2025-07-15	19.4000	19.4000	19.4000	19.4000	0.000%	2	2	+101.031%