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ISRG20261218P350
ISRG Dec 18 2026 350.00 Put (ISRG261218P00350000)
option OPRA

EOD

Jul 30, 2026

32.10+2.819%(+0.88)4

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-30	31.8000	32.1000	31.3000	32.1000	+2.819%	4	461	0.000%
2026-07-29	29.5000	31.3000	29.5000	31.2200	+16.929%	225	461	+2.819%
2026-07-28	25.9300	26.8000	25.9300	26.7000	-8.247%	28	252	+20.225%
2026-07-27	29.2000	29.3000	28.9000	29.1000	-22.606%	18	233	+10.309%
2026-07-24	38.0000	38.0000	36.4000	37.6000	-8.981%	30	217	-14.628%
2026-07-23	40.7000	42.6400	40.6000	41.3100	+16.695%	20	187	-22.295%
2026-07-22	32.0000	35.4000	32.0000	35.4000	+15.122%	80	190	-9.322%
2026-07-21	29.1000	30.7500	29.1000	30.7500	-0.806%	13	251	+4.390%
2026-07-20	31.6800	35.0000	31.0000	31.0000	-10.663%	18	246	+3.548%
2026-07-17	26.1000	34.7000	26.1000	34.7000	+89.101%	73	238	-7.493%
2026-07-16	18.6000	18.6000	18.3500	18.3500	-12.619%	2	201	+74.932%
2026-07-15	22.0000	22.0000	21.0000	21.0000	-9.871%	6	200	+52.857%
2026-07-14	23.1000	23.9000	22.9500	23.3000	+33.143%	13	199	+37.768%
2026-07-13	16.5000	17.5000	16.5000	17.5000	+4.790%	4	191	+83.429%
2026-07-09	16.7000	16.7000	16.7000	16.7000	+14.384%	4	188	+92.216%
2026-07-07	12.0000	14.6000	12.0000	14.6000	+6.960%	25	184	+119.863%
2026-07-02	13.6500	13.6500	13.6500	13.6500	-18.263%	1	158	+135.165%
2026-07-01	17.4000	17.4000	16.7000	16.7000	-8.242%	5	158	+92.216%
2026-06-30	18.2000	18.2000	18.2000	18.2000	-4.211%	3	158	+76.374%
2026-06-25	17.0000	19.3000	17.0000	19.0000	+2.703%	9	158	+68.947%
2026-06-24	17.9000	18.5000	17.9000	18.5000	-1.596%	5	152	+73.514%
2026-06-22	18.3400	18.8000	18.3400	18.8000	+5.028%	7	150	+70.745%
2026-06-18	18.5000	18.5200	17.9000	17.9000	-4.787%	9	156	+79.330%
2026-06-17	16.0600	19.0000	16.0600	18.8000	+16.049%	10	156	+70.745%
2026-06-16	16.3000	16.4000	16.1000	16.2000	-1.818%	26	156	+98.148%
2026-06-15	16.4000	16.5000	16.4000	16.5000	-12.698%	2	136	+94.545%
2026-06-12	18.3000	18.9000	18.3000	18.9000	+4.883%	3	136	+69.841%
2026-06-10	16.6000	18.2000	16.6000	18.0200	+11.235%	23	134	+78.135%
2026-06-09	15.4500	16.2000	15.4500	16.2000	-2.703%	7	116	+98.148%
2026-06-08	16.1000	17.1000	15.9000	16.6500	+6.731%	24	110	+92.793%
2026-06-05	17.2000	17.2000	15.6000	15.6000	-13.812%	7	98	+105.769%
2026-06-04	18.1000	18.1000	18.1000	18.1000	-11.275%	9	99	+77.348%
2026-06-03	20.5000	20.5000	20.4000	20.4000	-1.449%	3	99	+57.353%
2026-06-02	20.7000	20.7000	20.7000	20.7000	+22.485%	1	99	+55.072%
2026-06-01	16.2000	17.2000	16.2000	16.9000	+3.681%	8	98	+89.941%
2026-05-29	15.7800	16.7000	15.7800	16.3000	-6.857%	5	101	+96.933%
2026-05-28	17.5000	17.5000	17.1000	17.5000	-0.568%	8	99	+83.429%
2026-05-27	17.6000	17.6000	17.6000	17.6000	+30.370%	1	100	+82.386%
2026-05-22	13.1900	13.5000	13.1900	13.5000	+10.656%	12	99	+137.778%
2026-05-20	12.2000	12.2000	12.2000	12.2000	0.000%	20	98	+163.115%
2026-05-19	12.2000	12.2000	12.2000	12.2000	-16.438%	1	79	+163.115%
2026-05-13	14.6000	14.6000	14.6000	14.6000	-2.667%	7	79	+119.863%
2026-05-12	15.6000	15.6000	15.0000	15.0000	-6.250%	5	72	+114.000%
2026-05-11	14.3000	16.0000	14.3000	16.0000	+46.789%	12	72	+100.625%
2026-05-08	10.9000	10.9000	10.9000	10.9000	+6.863%	3	61	+194.495%
2026-05-04	10.2000	10.2000	10.2000	10.2000	-15.702%	1	58	+214.706%
2026-04-21	12.1000	12.1000	12.1000	12.1000	-14.184%	4	53	+165.289%
2026-04-13	13.9000	14.2000	13.8700	14.1000	+2.545%	15	53	+127.660%
2026-04-10	13.0000	13.7500	13.0000	13.7500	-8.333%	5	46	+133.455%
2026-04-07	15.0000	15.0000	15.0000	15.0000	+4.167%	5	41	+114.000%
2026-03-31	14.4000	14.4000	14.4000	14.4000	+21.008%	5	36	+122.917%
2026-03-17	11.9000	11.9000	11.9000	11.9000	-20.667%	5	35	+169.748%
2026-03-13	15.0000	15.0000	15.0000	15.0000	+50.000%	1	36	+114.000%
2026-03-03	10.0500	10.0500	10.0000	10.0000	+17.647%	2	35	+221.000%
2026-02-26	8.5000	8.5000	8.5000	8.5000	-10.526%	6	35	+277.647%
2026-02-24	9.5000	9.5000	9.5000	9.5000	-6.034%	1	41	+237.895%
2026-02-23	10.1100	10.1100	10.1100	10.1100	+11.099%	2	40	+217.507%
2026-02-20	9.1000	9.1000	9.1000	9.1000	0.000%	1	38	+252.747%
2026-02-19	9.1000	9.1000	9.1000	9.1000	-13.333%	1	38	+252.747%
2026-02-06	10.5000	10.5000	10.5000	10.5000	-16.000%	5	38	+205.714%
2026-02-04	12.5000	12.5000	12.5000	12.5000	+38.889%	1	38	+156.800%
2026-02-03	9.0000	9.0000	9.0000	9.0000	+20.000%	1	38	+256.667%
2026-01-23	7.5000	7.5000	7.5000	7.5000	0.000%	5	38	+328.000%
2026-01-15	7.7000	7.7000	7.5000	7.5000	-5.063%	2	35	+328.000%
2026-01-14	7.9000	7.9000	7.9000	7.9000	+21.538%	1	35	+306.329%
2026-01-06	6.5000	6.5000	6.5000	6.5000	-3.988%	10	35	+393.846%
2026-01-05	6.7700	6.7700	6.7700	6.7700	-5.972%	2	37	+374.151%
2026-01-02	7.2000	7.2000	7.2000	7.2000	+7.623%	14	37	+345.833%
2025-12-31	6.6900	6.6900	6.6900	6.6900	-22.209%	2	41	+379.821%
2025-12-12	7.1000	8.6000	7.1000	8.6000	-1.376%	3	41	+273.256%
2025-11-19	9.5000	9.5000	8.7200	8.7200	-63.051%	10	41	+268.119%
2025-10-13	23.5000	23.6000	23.5000	23.6000	-5.600%	2	38	+36.017%
2025-10-10	25.0000	25.0000	25.0000	25.0000	+15.741%	1	36	+28.400%
2025-10-09	21.6000	21.6000	21.6000	21.6000	+4.854%	2	35	+48.611%
2025-10-06	20.6000	20.6000	20.0900	20.6000	-14.167%	5	35	+55.825%
2025-10-01	23.7000	24.0000	23.7000	24.0000	+12.150%	6	30	+33.750%
2025-09-30	21.4000	21.4000	21.4000	21.4000	-8.547%	1	28	+50.000%
2025-09-25	23.4000	23.4000	23.4000	23.4000	+1.739%	2	27	+37.179%
2025-09-17	23.0000	23.0000	23.0000	23.0000	+35.294%	1	25	+39.565%
2025-06-09	17.0000	17.0000	17.0000	17.0000	+13.333%	1	24	+88.824%
2024-11-08	15.0000	15.0000	15.0000	15.0000	-33.481%	2	24	+114.000%
2024-09-19	22.5500	22.5500	22.5500	22.5500	+6.519%	1	25	+42.350%
2024-07-26	21.1700	21.1700	21.1700	21.1700	-33.844%	6	25	+51.630%
2024-06-13	32.0000	32.0000	32.0000	32.0000	-3.904%	25	25	+0.313%
2024-06-06	33.7000	33.7000	33.3000	33.3000	0.000%	25	25	-3.604%