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

EOD

Sep 29, 2026

7.50+19.048%(+1.20)2

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-09-29	6.9000	7.5000	6.9000	7.5000	+19.048%	2	1,272	0.000%
2026-09-28	7.1000	7.1000	6.3000	6.3000	-25.000%	6	1,272	+19.048%
2026-09-25	9.4000	9.4000	8.4000	8.4000	-11.579%	4	1,271	-10.714%
2026-09-23	9.2000	9.5000	9.2000	9.5000	+5.556%	3	1,273	-21.053%
2026-09-22	9.4400	9.4400	9.0000	9.0000	+0.559%	6	1,274	-16.667%
2026-09-21	11.0600	11.6000	8.9500	8.9500	-18.636%	28	1,278	-16.201%
2026-09-18	12.9300	12.9300	11.0000	11.0000	-14.063%	30	1,285	-31.818%
2026-09-17	12.8000	12.8000	12.8000	12.8000	-8.571%	1	1,268	-41.406%
2026-09-16	14.4000	14.5000	13.5000	14.0000	-11.392%	253	1,268	-46.429%
2026-09-15	18.6000	18.8000	15.8000	15.8000	-10.734%	110	1,017	-52.532%
2026-09-14	17.7000	17.7000	17.7000	17.7000	-8.290%	7	978	-57.627%
2026-09-11	19.0000	19.3000	19.0000	19.3000	-13.453%	26	971	-61.140%
2026-09-10	22.4000	22.4000	22.3000	22.3000	-5.508%	4	945	-66.368%
2026-09-09	25.0000	25.0000	23.6000	23.6000	-10.943%	10	943	-68.220%
2026-09-08	22.4000	27.3900	22.4000	26.5000	+32.500%	30	938	-71.698%
2026-09-04	20.0000	20.0000	20.0000	20.0000	+25.000%	2	916	-62.500%
2026-09-03	16.0000	16.0000	16.0000	16.0000	-1.840%	2	916	-53.125%
2026-09-02	16.1000	16.3000	16.0000	16.3000	-16.410%	8	916	-53.988%
2026-09-01	18.9000	19.5000	18.2000	19.5000	+13.306%	6	912	-61.538%
2026-08-31	19.5500	19.5500	17.1300	17.2100	-4.917%	8	910	-56.421%
2026-08-28	18.1000	18.1000	18.1000	18.1000	-6.701%	1	910	-58.564%
2026-08-27	19.8500	19.8500	19.4000	19.4000	-0.513%	17	910	-61.340%
2026-08-26	19.4000	19.5000	19.4000	19.5000	+4.839%	258	923	-61.538%
2026-08-25	18.9000	18.9000	18.6000	18.6000	+7.514%	14	674	-59.677%
2026-08-24	16.9000	17.3000	16.9000	17.3000	+4.217%	3	660	-56.647%
2026-08-21	16.6000	16.6000	16.6000	16.6000	-7.003%	2	658	-54.819%
2026-08-20	12.9000	18.4500	12.9000	17.8500	+56.579%	176	656	-57.983%
2026-08-19	11.4000	11.4000	11.4000	11.4000	-14.286%	2	483	-34.211%
2026-08-17	13.3000	13.3000	13.3000	13.3000	+9.917%	1	481	-43.609%
2026-08-13	12.1000	12.1000	12.1000	12.1000	+6.140%	2	481	-38.017%
2026-08-12	12.7000	12.7000	11.4000	11.4000	-15.052%	3	481	-34.211%
2026-08-11	15.0000	15.0000	13.3000	13.4200	-13.974%	12	481	-44.113%
2026-08-10	15.4500	15.6300	15.4500	15.6000	-22.388%	8	482	-51.923%
2026-08-07	20.5000	20.5000	20.1000	20.1000	-7.373%	8	480	-62.687%
2026-08-06	21.9000	22.0000	21.7000	21.7000	-14.902%	9	474	-65.438%
2026-08-04	24.4000	25.7000	24.4000	25.5000	+6.250%	43	473	-70.588%
2026-08-03	24.0000	24.0000	24.0000	24.0000	-19.517%	4	459	-68.750%
2026-07-31	30.7800	30.7800	29.4000	29.8200	-7.103%	3	463	-74.849%
2026-07-30	31.8000	32.1000	31.3000	32.1000	+2.819%	4	461	-76.636%
2026-07-29	29.5000	31.3000	29.5000	31.2200	+16.929%	225	461	-75.977%
2026-07-28	25.9300	26.8000	25.9300	26.7000	-8.247%	28	252	-71.910%
2026-07-27	29.2000	29.3000	28.9000	29.1000	-22.606%	18	233	-74.227%
2026-07-24	38.0000	38.0000	36.4000	37.6000	-8.981%	30	217	-80.053%
2026-07-23	40.7000	42.6400	40.6000	41.3100	+16.695%	20	187	-81.845%
2026-07-22	32.0000	35.4000	32.0000	35.4000	+15.122%	80	190	-78.814%
2026-07-21	29.1000	30.7500	29.1000	30.7500	-0.806%	13	251	-75.610%
2026-07-20	31.6800	35.0000	31.0000	31.0000	-10.663%	18	246	-75.806%
2026-07-17	26.1000	34.7000	26.1000	34.7000	+89.101%	73	238	-78.386%
2026-07-16	18.6000	18.6000	18.3500	18.3500	-12.619%	2	201	-59.128%
2026-07-15	22.0000	22.0000	21.0000	21.0000	-9.871%	6	200	-64.286%
2026-07-14	23.1000	23.9000	22.9500	23.3000	+33.143%	13	199	-67.811%
2026-07-13	16.5000	17.5000	16.5000	17.5000	+4.790%	4	191	-57.143%
2026-07-09	16.7000	16.7000	16.7000	16.7000	+14.384%	4	188	-55.090%
2026-07-07	12.0000	14.6000	12.0000	14.6000	+6.960%	25	184	-48.630%
2026-07-02	13.6500	13.6500	13.6500	13.6500	-18.263%	1	158	-45.055%
2026-07-01	17.4000	17.4000	16.7000	16.7000	-8.242%	5	158	-55.090%
2026-06-30	18.2000	18.2000	18.2000	18.2000	-4.211%	3	158	-58.791%
2026-06-25	17.0000	19.3000	17.0000	19.0000	+2.703%	9	158	-60.526%
2026-06-24	17.9000	18.5000	17.9000	18.5000	-1.596%	5	152	-59.459%
2026-06-22	18.3400	18.8000	18.3400	18.8000	+5.028%	7	150	-60.106%
2026-06-18	18.5000	18.5200	17.9000	17.9000	-4.787%	9	156	-58.101%
2026-06-17	16.0600	19.0000	16.0600	18.8000	+16.049%	10	156	-60.106%
2026-06-16	16.3000	16.4000	16.1000	16.2000	-1.818%	26	156	-53.704%
2026-06-15	16.4000	16.5000	16.4000	16.5000	-12.698%	2	136	-54.545%
2026-06-12	18.3000	18.9000	18.3000	18.9000	+4.883%	3	136	-60.317%
2026-06-10	16.6000	18.2000	16.6000	18.0200	+11.235%	23	134	-58.380%
2026-06-09	15.4500	16.2000	15.4500	16.2000	-2.703%	7	116	-53.704%
2026-06-08	16.1000	17.1000	15.9000	16.6500	+6.731%	24	110	-54.955%
2026-06-05	17.2000	17.2000	15.6000	15.6000	-13.812%	7	98	-51.923%
2026-06-04	18.1000	18.1000	18.1000	18.1000	-11.275%	9	99	-58.564%
2026-06-03	20.5000	20.5000	20.4000	20.4000	-1.449%	3	99	-63.235%
2026-06-02	20.7000	20.7000	20.7000	20.7000	+22.485%	1	99	-63.768%
2026-06-01	16.2000	17.2000	16.2000	16.9000	+3.681%	8	98	-55.621%
2026-05-29	15.7800	16.7000	15.7800	16.3000	-6.857%	5	101	-53.988%
2026-05-28	17.5000	17.5000	17.1000	17.5000	-0.568%	8	99	-57.143%
2026-05-27	17.6000	17.6000	17.6000	17.6000	+30.370%	1	100	-57.386%
2026-05-22	13.1900	13.5000	13.1900	13.5000	+10.656%	12	99	-44.444%
2026-05-20	12.2000	12.2000	12.2000	12.2000	0.000%	20	98	-38.525%
2026-05-19	12.2000	12.2000	12.2000	12.2000	-16.438%	1	79	-38.525%
2026-05-13	14.6000	14.6000	14.6000	14.6000	-2.667%	7	79	-48.630%
2026-05-12	15.6000	15.6000	15.0000	15.0000	-6.250%	5	72	-50.000%
2026-05-11	14.3000	16.0000	14.3000	16.0000	+46.789%	12	72	-53.125%
2026-05-08	10.9000	10.9000	10.9000	10.9000	+6.863%	3	61	-31.193%
2026-05-04	10.2000	10.2000	10.2000	10.2000	-15.702%	1	58	-26.471%
2026-04-21	12.1000	12.1000	12.1000	12.1000	-14.184%	4	53	-38.017%
2026-04-13	13.9000	14.2000	13.8700	14.1000	+2.545%	15	53	-46.809%
2026-04-10	13.0000	13.7500	13.0000	13.7500	-8.333%	5	46	-45.455%
2026-04-07	15.0000	15.0000	15.0000	15.0000	+4.167%	5	41	-50.000%
2026-03-31	14.4000	14.4000	14.4000	14.4000	+21.008%	5	36	-47.917%
2026-03-17	11.9000	11.9000	11.9000	11.9000	-20.667%	5	35	-36.975%
2026-03-13	15.0000	15.0000	15.0000	15.0000	+50.000%	1	36	-50.000%
2026-03-03	10.0500	10.0500	10.0000	10.0000	+17.647%	2	35	-25.000%
2026-02-26	8.5000	8.5000	8.5000	8.5000	-10.526%	6	35	-11.765%
2026-02-24	9.5000	9.5000	9.5000	9.5000	-6.034%	1	41	-21.053%
2026-02-23	10.1100	10.1100	10.1100	10.1100	+11.099%	2	40	-25.816%
2026-02-20	9.1000	9.1000	9.1000	9.1000	0.000%	1	38	-17.582%
2026-02-19	9.1000	9.1000	9.1000	9.1000	-13.333%	1	38	-17.582%
2026-02-06	10.5000	10.5000	10.5000	10.5000	-16.000%	5	38	-28.571%
2026-02-04	12.5000	12.5000	12.5000	12.5000	+38.889%	1	38	-40.000%
2026-02-03	9.0000	9.0000	9.0000	9.0000	+20.000%	1	38	-16.667%
2026-01-23	7.5000	7.5000	7.5000	7.5000	0.000%	5	38	0.000%
2026-01-15	7.7000	7.7000	7.5000	7.5000	-5.063%	2	35	0.000%
2026-01-14	7.9000	7.9000	7.9000	7.9000	+21.538%	1	35	-5.063%
2026-01-06	6.5000	6.5000	6.5000	6.5000	-3.988%	10	35	+15.385%
2026-01-05	6.7700	6.7700	6.7700	6.7700	-5.972%	2	37	+10.783%
2026-01-02	7.2000	7.2000	7.2000	7.2000	+7.623%	14	37	+4.167%
2025-12-31	6.6900	6.6900	6.6900	6.6900	-22.209%	2	41	+12.108%
2025-12-12	7.1000	8.6000	7.1000	8.6000	-1.376%	3	41	-12.791%
2025-11-19	9.5000	9.5000	8.7200	8.7200	-63.051%	10	41	-13.991%
2025-10-13	23.5000	23.6000	23.5000	23.6000	-5.600%	2	38	-68.220%
2025-10-10	25.0000	25.0000	25.0000	25.0000	+15.741%	1	36	-70.000%
2025-10-09	21.6000	21.6000	21.6000	21.6000	+4.854%	2	35	-65.278%
2025-10-06	20.6000	20.6000	20.0900	20.6000	-14.167%	5	35	-63.592%
2025-10-01	23.7000	24.0000	23.7000	24.0000	+12.150%	6	30	-68.750%
2025-09-30	21.4000	21.4000	21.4000	21.4000	-8.547%	1	28	-64.953%
2025-09-25	23.4000	23.4000	23.4000	23.4000	+1.739%	2	27	-67.949%
2025-09-17	23.0000	23.0000	23.0000	23.0000	+35.294%	1	25	-67.391%
2025-06-09	17.0000	17.0000	17.0000	17.0000	+13.333%	1	24	-55.882%
2024-11-08	15.0000	15.0000	15.0000	15.0000	-33.481%	2	24	-50.000%
2024-09-19	22.5500	22.5500	22.5500	22.5500	+6.519%	1	25	-66.741%
2024-07-26	21.1700	21.1700	21.1700	21.1700	-33.844%	6	25	-64.573%
2024-06-13	32.0000	32.0000	32.0000	32.0000	-3.904%	25	25	-76.563%
2024-06-06	33.7000	33.7000	33.3000	33.3000	0.000%	25	25	-77.477%