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ISRG20261218C400
ISRG Dec 18 2026 400.00 Call (ISRG261218C00400000)
option OPRA

EOD

Sep 29, 2026

35.81-9.708%(-3.85)2

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-09-29	35.7100	35.8100	35.7100	35.8100	-9.708%	2	1,575	0.000%
2026-09-28	36.8600	40.0000	35.7400	39.6600	+19.819%	57	1,574	-9.708%
2026-09-25	31.4900	33.1000	31.4900	33.1000	+6.397%	12	1,585	+8.187%
2026-09-24	32.7000	32.7000	30.9900	31.1100	+4.047%	19	1,578	+15.108%
2026-09-23	33.0700	33.1300	29.2600	29.9000	-3.797%	1,258	1,578	+19.766%
2026-09-22	31.1000	31.1000	31.0800	31.0800	-6.807%	2	1,578	+15.219%
2026-09-21	29.6000	33.3500	29.6000	33.3500	+13.051%	12	1,577	+7.376%
2026-09-18	28.5000	29.6500	28.5000	29.5000	+13.462%	7	1,571	+21.390%
2026-09-17	24.5000	26.0000	24.5000	26.0000	+8.333%	3	1,572	+37.731%
2026-09-16	21.5000	26.2000	21.5000	24.0000	+9.091%	26	1,573	+49.208%
2026-09-15	20.0000	22.2000	20.0000	22.0000	-6.383%	23	1,563	+62.773%
2026-09-14	22.2000	23.5000	20.4000	23.5000	+19.289%	14	1,547	+52.383%
2026-09-11	20.0000	20.8200	18.6000	19.7000	+19.394%	42	1,541	+81.777%
2026-09-10	12.5000	16.6700	12.5000	16.5000	+26.923%	223	1,572	+117.030%
2026-09-09	15.0000	15.0000	12.8000	13.0000	+6.557%	13	1,504	+175.462%
2026-09-08	15.0000	16.0000	11.8000	12.2000	-32.147%	50	1,494	+193.525%
2026-09-04	18.0000	18.5100	16.8000	17.9800	-8.172%	21	1,453	+99.166%
2026-09-03	20.3000	20.3000	18.5000	19.5800	-14.980%	7	1,453	+82.891%
2026-09-02	24.0000	24.4000	22.6000	23.0300	+22.500%	34	1,448	+55.493%
2026-09-01	18.8000	18.8000	18.8000	18.8000	-12.354%	3	1,443	+90.479%
2026-08-31	18.5000	21.4500	18.5000	21.4500	+1.659%	10	1,440	+66.946%
2026-08-28	20.5000	21.1000	20.5000	21.1000	+10.471%	7	1,441	+69.716%
2026-08-27	19.5000	19.5500	19.0900	19.1000	-4.975%	18	1,435	+87.487%
2026-08-26	19.1000	20.5000	18.6000	20.1000	-2.663%	19	1,436	+78.159%
2026-08-25	22.0100	22.0100	20.6500	20.6500	-6.730%	3	1,429	+73.414%
2026-08-24	26.2500	26.2500	22.1400	22.1400	-14.119%	14	1,426	+61.743%
2026-08-21	21.8000	26.0000	19.2000	25.7800	+16.652%	23	1,425	+38.906%
2026-08-20	36.4000	36.4000	21.9000	22.1000	-37.571%	36	1,422	+62.036%
2026-08-19	37.9000	37.9000	35.4000	35.4000	+4.118%	90	1,416	+1.158%
2026-08-18	35.3000	35.7000	34.0000	34.0000	+8.626%	22	1,383	+5.324%
2026-08-17	31.3000	31.3000	31.3000	31.3000	-9.275%	4	1,384	+14.409%
2026-08-14	34.5000	34.5000	34.5000	34.5000	-6.832%	2	1,384	+3.797%
2026-08-13	37.0300	37.0300	37.0300	37.0300	-4.067%	1	1,384	-3.295%
2026-08-12	36.8300	38.7500	36.8300	38.6000	+0.521%	143	1,385	-7.228%
2026-08-11	36.9000	38.4000	36.9000	38.4000	+17.073%	23	1,386	-6.745%
2026-08-10	32.1000	32.8000	32.1000	32.8000	+16.312%	2	1,399	+9.177%
2026-08-07	27.4400	28.2000	27.4400	28.2000	+4.444%	2	1,401	+26.986%
2026-08-06	29.0000	29.2400	27.0000	27.0000	-3.571%	6	1,401	+32.630%
2026-08-05	26.0000	28.2000	26.0000	28.0000	+13.821%	75	1,400	+27.893%
2026-08-04	25.0000	25.2500	24.3000	24.6000	-8.889%	79	1,463	+45.569%
2026-08-03	25.0000	28.3000	25.0000	27.0000	+46.025%	29	1,418	+32.630%
2026-07-31	19.1000	19.1000	17.9500	18.4900	-8.601%	35	1,418	+93.672%
2026-07-29	20.2300	20.2300	20.2300	20.2300	-20.667%	2	1,417	+77.014%
2026-07-28	26.0000	28.0000	24.2200	25.5000	+19.215%	17	1,415	+40.431%
2026-07-27	18.0000	23.1000	18.0000	21.3900	+44.919%	64	1,420	+67.415%
2026-07-24	15.0000	15.7000	14.7600	14.7600	+6.957%	25	1,420	+142.615%
2026-07-23	15.0000	15.0000	13.3000	13.8000	-12.658%	28	1,402	+159.493%
2026-07-22	18.8900	18.8900	15.8000	15.8000	-23.301%	62	1,383	+126.646%
2026-07-21	22.6400	23.0000	20.4000	20.6000	-1.294%	19	1,357	+73.835%
2026-07-20	17.5000	20.8700	17.5000	20.8700	+19.257%	7	1,346	+71.586%
2026-07-17	23.0000	27.8000	17.5000	17.5000	-61.530%	1,275	1,346	+104.629%
2026-07-16	45.4900	45.4900	45.4900	45.4900	+8.828%	3	82	-21.279%
2026-07-15	40.9700	42.0000	40.9700	41.8000	+19.429%	5	82	-14.330%
2026-07-14	44.6200	44.6200	35.0000	35.0000	-32.821%	9	85	+2.314%
2026-07-13	52.1000	52.1000	52.1000	52.1000	+5.253%	2	77	-31.267%
2026-07-10	51.0000	51.2000	49.5000	49.5000	-27.526%	14	79	-27.657%
2026-07-06	67.7200	68.3000	67.7200	68.3000	+28.868%	2	79	-47.570%
2026-07-02	53.1400	53.1400	53.0000	53.0000	+9.959%	5	82	-32.434%
2026-07-01	48.7500	50.0000	48.2000	48.2000	+2.270%	5	82	-25.705%
2026-06-30	47.1300	47.1300	47.1300	47.1300	-7.588%	1	79	-24.019%
2026-06-26	51.9400	51.9400	51.0000	51.0000	+4.082%	2	78	-29.784%
2026-06-24	49.0000	49.0000	49.0000	49.0000	+1.871%	4	79	-26.918%
2026-06-23	49.2500	49.2500	48.1000	48.1000	-2.116%	11	77	-25.551%
2026-06-22	49.3200	49.4900	49.1400	49.1400	-4.397%	6	76	-27.127%
2026-06-18	51.7900	51.7900	51.4000	51.4000	+5.848%	7	73	-30.331%
2026-06-17	57.1000	57.1000	48.5600	48.5600	-20.393%	2	73	-26.256%
2026-06-16	61.0000	61.0000	61.0000	61.0000	+14.125%	1	73	-41.295%
2026-06-12	52.0000	53.4500	52.0000	53.4500	-6.228%	3	73	-33.003%
2026-06-11	57.0000	57.0000	57.0000	57.0000	-4.040%	1	72	-37.175%
2026-06-10	64.1400	64.1400	59.4000	59.4000	-6.309%	6	71	-39.714%
2026-06-04	63.4000	63.4000	63.4000	63.4000	+24.314%	3	72	-43.517%
2026-06-03	51.4400	51.4400	51.0000	51.0000	-0.137%	4	75	-29.784%
2026-06-02	56.7200	56.7200	49.6500	51.0700	-23.548%	4	73	-29.881%
2026-05-28	61.8000	66.8000	61.8000	66.8000	+8.091%	4	72	-46.392%
2026-05-27	63.6000	63.6000	61.7000	61.8000	-18.286%	4	70	-42.055%
2026-05-18	75.6300	75.6300	75.6300	75.6300	+11.384%	5	70	-52.651%
2026-05-14	67.9000	67.9000	67.9000	67.9000	-3.414%	1	65	-47.261%
2026-05-12	64.6000	70.3000	64.6000	70.3000	+10.257%	48	65	-49.061%
2026-05-11	75.4900	75.4900	61.5000	63.7600	-21.352%	11	65	-43.836%
2026-05-05	81.0700	81.0700	81.0700	81.0700	-2.689%	1	82	-55.828%
2026-05-04	83.3100	83.3100	83.3100	83.3100	-8.451%	1	82	-57.016%
2026-05-01	91.1600	91.1600	91.0000	91.0000	+2.825%	4	82	-60.648%
2026-04-30	88.5000	88.5000	88.5000	88.5000	+2.787%	1	82	-59.537%
2026-04-29	86.1000	86.1000	86.1000	86.1000	-18.774%	2	82	-58.409%
2026-04-22	106.0000	106.0000	106.0000	106.0000	+0.952%	1	82	-66.217%
2026-04-17	105.0000	105.0000	105.0000	105.0000	+2.339%	1	82	-65.895%
2026-04-15	102.6000	102.6000	102.6000	102.6000	+12.131%	1	82	-65.097%
2026-04-07	91.5000	91.5000	91.5000	91.5000	-7.482%	1	83	-60.863%
2026-04-02	96.4000	98.9000	96.4000	98.9000	+3.723%	2	80	-63.792%
2026-03-31	95.3500	95.3500	95.3500	95.3500	-13.397%	1	80	-62.444%
2026-03-24	109.1000	110.1000	109.1000	110.1000	-1.609%	3	79	-67.475%
2026-03-13	106.6000	111.9000	106.6000	111.9000	-16.493%	2	78	-67.998%
2026-02-25	134.0000	134.0000	134.0000	134.0000	+18.166%	4	78	-73.276%
2026-02-12	113.4000	113.4000	113.4000	113.4000	-12.432%	1	78	-68.422%
2026-02-10	128.2500	129.5000	128.2500	129.5000	+5.285%	2	79	-72.347%
2026-02-09	123.0000	123.0000	123.0000	123.0000	-1.992%	1	79	-70.886%
2026-02-03	125.5000	125.5000	125.5000	125.5000	-19.032%	1	79	-71.466%
2026-01-21	155.0000	155.0000	155.0000	155.0000	-6.711%	1	79	-76.897%
2026-01-16	166.1500	166.1500	166.1500	166.1500	-21.738%	1	79	-78.447%
2026-01-09	212.3000	212.3000	212.3000	212.3000	-0.375%	1	79	-83.132%
2026-01-06	213.1000	213.1000	213.1000	213.1000	+3.951%	1	80	-83.196%
2025-12-22	205.0000	205.0000	205.0000	205.0000	+9.450%	1	80	-82.532%
2025-12-17	187.3000	187.3000	187.3000	187.3000	+1.738%	1	80	-80.881%
2025-12-10	184.1000	184.1000	184.1000	184.1000	-7.719%	1	80	-80.549%
2025-12-04	199.5000	199.5000	199.5000	199.5000	-0.746%	1	80	-82.050%
2025-11-24	201.0000	201.0000	201.0000	201.0000	+0.500%	1	80	-82.184%
2025-11-13	200.0000	200.0000	200.0000	200.0000	+8.903%	1	81	-82.095%
2025-10-24	184.3700	184.3700	183.6500	183.6500	+2.609%	2	81	-80.501%
2025-10-23	176.0000	178.9800	176.0000	178.9800	+8.802%	23	82	-79.992%
2025-10-22	180.0000	180.0000	164.5000	164.5000	+63.519%	98	86	-78.231%
2025-10-17	100.6000	100.6000	100.6000	100.6000	+10.549%	1	164	-64.404%
2025-10-10	92.0000	92.0000	91.0000	91.0000	-12.777%	2	163	-60.648%
2025-10-08	104.3300	104.3300	104.3300	104.3300	+4.571%	1	161	-65.676%
2025-10-07	98.2500	99.7700	98.2500	99.7700	-9.792%	2	158	-64.107%
2025-10-06	110.6000	110.6000	110.6000	110.6000	+13.134%	1	158	-67.622%
2025-10-01	91.1900	97.7600	91.1900	97.7600	+0.877%	2	157	-63.369%
2025-09-25	92.8000	96.9100	92.8000	96.9100	-4.635%	64	157	-63.048%
2025-09-24	105.0000	105.0000	100.1700	101.6200	+11.438%	57	109	-64.761%
2025-09-17	91.1900	91.1900	91.1900	91.1900	-26.519%	1	82	-60.730%
2025-08-21	124.1000	124.1000	124.1000	124.1000	-2.971%	4	82	-71.144%
2025-08-19	127.9000	127.9000	127.9000	127.9000	+1.750%	1	82	-72.002%
2025-08-14	124.6800	126.0400	124.3000	125.7000	+0.560%	26	83	-71.512%
2025-08-07	125.0000	125.0000	125.0000	125.0000	-5.015%	2	88	-71.352%
2025-08-04	130.5000	131.6000	130.5000	131.6000	+0.305%	7	86	-72.789%
2025-08-01	130.9000	131.6000	130.9000	131.2000	-11.662%	14	80	-72.706%
2025-07-30	149.4000	150.0500	148.5200	148.5200	+4.151%	86	81	-75.889%
2025-07-25	142.6000	142.6000	142.6000	142.6000	-18.561%	45	50	-74.888%
2025-06-11	175.1000	175.1000	175.1000	175.1000	+34.382%	1	8	-79.549%
2025-04-09	130.3000	130.3000	130.3000	130.3000	-1.846%	1	7	-72.517%
2025-04-07	132.7500	132.7500	132.7500	132.7500	-21.291%	1	8	-73.024%
2025-03-07	168.6600	168.6600	168.6600	168.6600	-24.269%	2	8	-78.768%
2025-02-27	222.7100	222.7100	222.7100	222.7100	+0.297%	3	9	-83.921%
2025-02-25	211.0000	222.0500	211.0000	222.0500	+20.679%	5	10	-83.873%
2024-11-07	184.0000	184.0000	184.0000	184.0000	+4.344%	1	10	-80.538%
2024-10-23	176.3400	176.3400	176.3400	176.3400	+16.898%	1	11	-79.693%
2024-10-04	150.9200	150.9200	150.8500	150.8500	+1.310%	4	12	-76.261%
2024-10-03	151.9000	151.9000	148.9000	148.9000	-1.762%	6	12	-75.950%
2024-09-24	150.8900	151.5700	150.8900	151.5700	-3.150%	2	7	-76.374%
2024-09-13	156.5000	156.5000	156.5000	156.5000	+3.883%	2	6	-77.118%
2024-09-04	150.5200	150.6500	150.5200	150.6500	+2.462%	3	5	-76.230%
2024-08-15	147.0300	147.0300	147.0300	147.0300	+16.229%	1	3	-75.644%
2024-07-09	126.5000	126.5000	126.5000	126.5000	+2.762%	1	2	-71.692%
2024-07-01	123.1000	123.1000	123.1000	123.1000	+10.622%	2	2	-70.910%
2024-06-10	111.2800	111.2800	111.2800	111.2800	+15.580%	2	2	-67.820%
2024-05-31	96.2800	96.2800	96.2800	96.2800	0.000%	2	1	-62.806%