Dark

REGN20261218C1000
REGN Dec 18 2026 1000.00 Call (REGN261218C01000000)
option OPRA

EOD

Sep 9, 2026

8.70-39.161%(-5.60)2

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-09-09	8.7000	8.7000	8.7000	8.7000	-39.161%	2	960	0.000%
2026-08-21	14.3000	14.3000	14.3000	14.3000	-7.742%	1	962	-39.161%
2026-08-19	11.0000	15.5000	11.0000	15.5000	+50.485%	2	961	-43.871%
2026-08-18	10.2500	10.3000	10.2500	10.3000	-6.364%	110	963	-15.534%
2026-08-10	11.2000	11.2000	11.0000	11.0000	+41.207%	150	854	-20.909%
2026-08-07	7.1200	7.7900	6.9000	7.7900	+3.867%	4	754	+11.682%
2026-08-06	7.5000	7.5000	7.5000	7.5000	+15.741%	1	753	+16.000%
2026-07-31	4.0000	6.4800	4.0000	6.4800	+109.032%	2	753	+34.259%
2026-07-07	3.1000	3.1000	3.1000	3.1000	+113.793%	4	754	+180.645%
2026-06-30	1.4900	1.4900	1.4500	1.4500	-25.641%	2	754	+500.000%
2026-06-23	1.9500	1.9500	1.9500	1.9500	+34.483%	3	755	+346.154%
2026-06-22	1.4500	1.4500	1.4500	1.4500	-63.750%	1	758	+500.000%
2026-06-04	4.0000	4.0000	4.0000	4.0000	-2.439%	1	759	+117.500%
2026-05-21	4.1000	4.1000	4.1000	4.1000	+46.429%	2	759	+112.195%
2026-05-18	2.8000	2.8000	2.8000	2.8000	-70.833%	10	759	+210.714%
2026-05-08	9.6000	9.6000	9.6000	9.6000	-2.041%	2	759	-9.375%
2026-05-04	9.9000	9.9000	9.8000	9.8000	-14.035%	2	759	-11.224%
2026-04-29	11.4000	11.4000	11.4000	11.4000	-39.037%	1	761	-23.684%
2026-04-22	18.8000	18.8000	18.7000	18.7000	-15.000%	2	762	-53.476%
2026-04-14	21.4000	22.0000	21.4000	22.0000	-20.000%	3	764	-60.455%
2026-04-08	27.5000	27.5000	27.5000	27.5000	+3.422%	2	764	-68.364%
2026-03-27	26.5900	26.5900	26.5900	26.5900	+8.531%	1	766	-67.281%
2026-03-23	24.5000	24.5000	24.5000	24.5000	-14.035%	50	765	-64.490%
2026-03-13	27.3000	28.5000	27.3000	28.5000	-28.750%	8	765	-69.474%
2026-03-10	40.0000	40.0000	40.0000	40.0000	+27.389%	1	771	-78.250%
2026-03-06	31.6000	31.6000	31.3000	31.4000	-21.500%	21	771	-72.293%
2026-02-23	41.0000	41.0000	40.0000	40.0000	+25.000%	16	770	-78.250%
2026-01-30	34.9000	34.9000	32.0000	32.0000	-5.882%	2	756	-72.813%
2026-01-15	34.0000	34.0000	34.0000	34.0000	0.000%	4	758	-74.412%
2026-01-13	34.0000	34.0000	34.0000	34.0000	-31.590%	3	761	-74.412%
2026-01-09	51.0000	51.0000	49.0000	49.7000	-2.549%	3	761	-82.495%
2026-01-07	50.0000	51.0000	50.0000	51.0000	+37.097%	21	760	-82.941%
2026-01-05	36.8000	37.2000	36.8000	37.2000	-11.513%	30	803	-76.613%
2026-01-02	42.0400	42.0400	42.0400	42.0400	-4.455%	1	803	-79.305%
2025-12-29	44.0000	44.0000	44.0000	44.0000	-2.222%	1	804	-80.227%
2025-12-26	47.0000	47.0000	45.0000	45.0000	+8.173%	6	803	-80.667%
2025-12-19	41.6000	41.6000	41.6000	41.6000	+1.711%	4	803	-79.087%
2025-12-17	40.9000	40.9000	40.9000	40.9000	+16.524%	1	799	-78.729%
2025-12-10	35.1000	35.1000	35.1000	35.1000	+7.669%	10	799	-75.214%
2025-12-08	32.6000	32.6000	32.6000	32.6000	-24.186%	1	809	-73.313%
2025-12-01	46.9000	46.9000	43.0000	43.0000	-20.370%	5	810	-79.767%
2025-11-28	54.0000	54.0000	53.4000	54.0000	-2.703%	5	807	-83.889%
2025-11-26	55.5000	55.5000	55.5000	55.5000	+3.933%	2	807	-84.324%
2025-11-25	52.0000	53.4000	52.0000	53.4000	+4.195%	12	807	-83.708%
2025-11-24	51.2500	51.2500	51.2500	51.2500	+2.500%	1	808	-83.024%
2025-11-21	44.8000	50.8000	44.8000	50.0000	+12.867%	53	809	-82.600%
2025-11-20	46.0500	46.0500	44.0000	44.3000	+3.480%	34	791	-80.361%
2025-11-19	42.8100	42.8100	42.8100	42.8100	+7.834%	1	793	-79.678%
2025-11-18	36.0000	39.7000	36.0000	39.7000	+26.032%	26	794	-78.086%
2025-11-14	31.9500	31.9500	31.5000	31.5000	-5.970%	4	795	-72.381%
2025-11-13	33.5000	33.5000	33.5000	33.5000	+29.444%	1	797	-74.030%
2025-11-11	25.8800	25.8800	25.8800	25.8800	+25.266%	20	797	-66.383%
2025-11-06	20.6600	20.6600	20.6600	20.6600	+2.786%	1	797	-57.890%
2025-10-31	20.6000	20.6000	20.1000	20.1000	-5.634%	3	798	-56.716%
2025-10-29	22.0000	22.0000	21.3000	21.3000	+6.500%	3	801	-59.155%
2025-10-28	12.7000	20.0600	12.7000	20.0000	+100.000%	16	804	-56.500%
2025-10-27	10.0000	10.0000	10.0000	10.0000	-11.032%	1	817	-13.000%
2025-10-22	11.2400	11.2400	11.2400	11.2400	+10.196%	1	817	-22.598%
2025-10-14	10.2000	10.2000	10.2000	10.2000	-0.971%	1	818	-14.706%
2025-10-10	10.5000	10.5000	10.3000	10.3000	+1.980%	2	818	-15.534%
2025-10-09	11.2000	11.2000	10.1000	10.1000	-29.123%	6	818	-13.861%
2025-10-08	14.2500	14.2500	14.2500	14.2500	+14.000%	1	815	-38.947%
2025-10-07	12.4000	12.5000	12.4000	12.5000	0.000%	20	798	-30.400%
2025-10-06	11.8500	12.8900	11.8500	12.5000	-14.089%	38	798	-30.400%
2025-10-02	14.0000	14.5500	14.0000	14.5500	-0.342%	11	818	-40.206%
2025-10-01	11.5000	16.0000	11.5000	14.6000	+39.048%	9	829	-40.411%
2025-09-30	10.5000	10.5000	10.5000	10.5000	+11.702%	1	837	-17.143%
2025-09-26	8.5000	9.4000	8.5000	9.4000	+14.216%	2	838	-7.447%
2025-09-25	11.0000	11.0000	8.2300	8.2300	-23.796%	11	839	+5.711%
2025-09-24	10.5000	10.8000	10.0000	10.8000	-1.818%	5	836	-19.444%
2025-09-23	10.0000	11.0000	10.0000	11.0000	-12.000%	5	832	-20.909%
2025-09-19	13.0000	13.0000	12.5000	12.5000	+4.167%	4	828	-30.400%
2025-09-18	11.9000	12.0000	11.9000	12.0000	+96.721%	11	830	-27.500%
2025-09-16	6.1000	6.1000	6.1000	6.1000	-42.453%	1	841	+42.623%
2025-09-12	10.6000	10.6000	10.6000	10.6000	+17.778%	1	841	-17.925%
2025-09-11	9.0000	9.0000	9.0000	9.0000	+2.975%	2	840	-3.333%
2025-09-10	8.7400	8.7400	8.7400	8.7400	+0.460%	3	838	-0.458%
2025-09-08	9.5600	9.5600	8.7000	8.7000	-13.776%	12	838	0.000%
2025-09-05	10.0900	10.0900	10.0900	10.0900	+14.659%	2	828	-13.776%
2025-09-03	8.8000	8.8000	8.8000	8.8000	-12.871%	3	830	-1.136%
2025-08-22	10.1000	10.1000	10.1000	10.1000	+20.238%	12	833	-13.861%
2025-08-21	11.8000	11.8000	8.4000	8.4000	-6.667%	11	836	+3.571%
2025-08-18	10.0000	10.0000	9.0000	9.0000	-35.714%	2	846	-3.333%
2025-08-15	8.7500	14.0000	8.7500	14.0000	+70.732%	2	847	-37.857%
2025-08-13	8.4000	8.4000	8.2000	8.2000	-1.442%	2	847	+6.098%
2025-08-12	8.3200	8.3200	8.3200	8.3200	-7.556%	10	845	+4.567%
2025-08-08	9.0000	9.0000	9.0000	9.0000	+12.782%	1	835	-3.333%
2025-08-07	7.9800	7.9800	7.9800	7.9800	-17.306%	2	834	+9.023%
2025-08-05	10.0000	11.7500	9.6500	9.6500	-3.500%	7	832	-9.845%
2025-08-04	10.0000	10.0000	10.0000	10.0000	-3.846%	1	837	-13.000%
2025-07-18	10.7000	10.7000	10.4000	10.4000	-10.499%	9	838	-16.346%
2025-07-15	11.3700	11.6200	11.3700	11.6200	-17.000%	3	834	-25.129%
2025-07-14	14.0000	14.0000	14.0000	14.0000	-0.143%	1	833	-37.857%
2025-07-10	14.0200	14.0200	14.0200	14.0200	+40.200%	1	833	-37.946%
2025-07-09	14.1000	14.1000	10.0000	10.0000	-28.058%	2,003	834	-13.000%
2025-07-08	13.0000	14.2700	12.9000	13.9000	-1.068%	4	2,300	-37.410%
2025-07-07	14.0500	14.0500	14.0500	14.0500	+1.812%	1	2,299	-38.078%
2025-07-02	13.8000	13.8000	13.8000	13.8000	+24.324%	1	2,298	-36.957%
2025-06-26	11.1000	11.1000	11.1000	11.1000	-5.371%	5	2,297	-21.622%
2025-06-25	11.5000	11.7300	11.1000	11.7300	+6.636%	11	2,292	-25.831%
2025-06-23	11.2000	11.2000	11.0000	11.0000	-8.333%	2	2,291	-20.909%
2025-06-20	12.0000	12.0000	12.0000	12.0000	+0.840%	2	2,289	-27.500%
2025-06-18	11.9000	11.9000	11.9000	11.9000	-11.194%	1	2,287	-26.891%
2025-06-17	13.4000	13.4000	13.4000	13.4000	-0.741%	1	2,287	-35.075%
2025-06-16	14.4700	14.4700	13.5000	13.5000	+0.972%	3	2,286	-35.556%
2025-06-13	14.5000	14.5000	13.3700	13.3700	+6.111%	10	2,285	-34.929%
2025-06-12	14.8000	14.8000	11.5000	12.6000	+0.800%	538	2,287	-30.952%
2025-06-11	17.5500	17.5500	12.5000	12.5000	-22.457%	15	2,713	-30.400%
2025-06-10	16.6400	16.6400	16.1200	16.1200	+11.172%	2	2,721	-46.030%
2025-06-09	13.0000	14.5000	11.1800	14.5000	+55.914%	2,679	2,719	-40.000%
2025-06-06	10.2000	10.5700	9.3000	9.3000	-2.618%	30	194	-6.452%
2025-06-05	9.0000	10.3000	8.1800	9.5500	+3.243%	60	211	-8.901%
2025-06-04	9.2500	9.2500	9.2500	9.2500	-7.500%	2	211	-5.946%
2025-06-03	10.0000	10.0000	9.9200	10.0000	+53.846%	10	211	-13.000%
2025-06-02	9.8000	12.3000	6.5000	6.5000	-36.275%	19	203	+33.846%
2025-05-30	11.0000	11.0000	10.2000	10.2000	-60.156%	24	194	-14.706%
2025-05-29	25.6000	25.6000	25.6000	25.6000	-11.419%	5	189	-66.016%
2025-05-22	28.9000	28.9000	28.9000	28.9000	+15.600%	1	184	-69.896%
2025-05-21	25.0000	25.0000	25.0000	25.0000	+6.383%	2	185	-65.200%
2025-05-19	23.5000	23.5000	23.5000	23.5000	+2.174%	1	185	-62.979%
2025-05-16	23.0000	23.0000	23.0000	23.0000	+4.593%	2	184	-62.174%
2025-05-15	21.9900	21.9900	21.9900	21.9900	+51.655%	2	185	-60.437%
2025-05-08	14.5000	14.5000	14.5000	14.5000	-26.582%	10	185	-40.000%
2025-04-30	19.7500	19.7500	19.7500	19.7500	+41.071%	6	175	-55.949%
2025-04-29	14.0000	14.0000	14.0000	14.0000	-36.852%	1	169	-37.857%
2025-04-24	22.1700	22.1700	22.1700	22.1700	-11.426%	6	170	-60.758%
2025-04-23	25.0600	25.0600	25.0300	25.0300	+4.904%	40	176	-65.242%
2025-04-22	21.9200	23.8600	21.9200	23.8600	-8.231%	51	136	-63.537%
2025-04-21	26.0000	26.0000	26.0000	26.0000	+38.078%	2	106	-66.538%
2025-04-14	18.8300	18.8300	18.8300	18.8300	-18.130%	1	107	-53.797%
2025-04-09	23.0000	23.0000	23.0000	23.0000	+4.545%	1	108	-62.174%
2025-04-08	22.0000	22.0000	22.0000	22.0000	-27.007%	6	107	-60.455%
2025-04-02	28.5000	30.1400	28.5000	30.1400	+0.467%	2	101	-71.135%
2025-03-31	34.7300	34.7300	30.0000	30.0000	-11.765%	2	101	-71.000%
2025-03-26	29.0000	34.0000	29.0000	34.0000	+12.957%	11	101	-74.412%
2025-03-25	30.1000	30.1000	30.1000	30.1000	-58.020%	3	91	-71.096%
2025-03-10	71.7000	71.7000	71.7000	71.7000	+45.969%	20	88	-87.866%
2025-03-05	49.1200	49.1200	49.1200	49.1200	-3.686%	1	108	-82.288%
2025-03-03	51.0000	51.0000	51.0000	51.0000	-7.273%	3	107	-82.941%
2025-02-28	52.1300	56.0000	52.1300	55.0000	-20.772%	8	104	-84.182%
2025-02-25	68.7000	69.4200	68.7000	69.4200	+58.132%	6	97	-87.468%
2025-02-12	43.9000	43.9000	43.9000	43.9000	-2.444%	1	97	-80.182%
2025-02-11	45.0000	45.0000	45.0000	45.0000	-28.126%	10	96	-80.667%
2025-02-07	68.4000	68.4000	62.6100	62.6100	+6.679%	16	100	-86.104%
2025-02-04	52.0000	58.6900	52.0000	58.6900	+2.947%	11	100	-85.176%
2025-01-24	57.0100	57.0100	57.0100	57.0100	-3.553%	4	92	-84.740%
2025-01-22	60.8000	60.8000	59.1100	59.1100	-11.776%	2	92	-85.282%
2025-01-15	67.0000	67.0000	67.0000	67.0000	-6.944%	1	91	-87.015%
2025-01-14	72.0000	72.0000	72.0000	72.0000	-1.370%	2	90	-87.917%
2025-01-02	73.0000	73.0000	73.0000	73.0000	+13.178%	10	88	-88.082%
2024-12-24	64.5000	64.5000	64.5000	64.5000	-6.277%	10	68	-86.512%
2024-12-19	60.6800	68.8200	60.6800	68.8200	-9.447%	6	68	-87.358%
2024-12-17	76.0000	76.0000	76.0000	76.0000	+1.333%	1	64	-88.553%
2024-12-13	75.0000	75.0000	75.0000	75.0000	-6.250%	2	65	-88.400%
2024-12-12	80.0000	80.0000	80.0000	80.0000	-11.111%	32	64	-89.125%
2024-12-06	90.0000	90.0000	90.0000	90.0000	+15.830%	2	96	-90.333%
2024-12-04	77.7000	77.7000	77.7000	77.7000	+0.909%	5	96	-88.803%
2024-11-29	77.0000	77.0000	77.0000	77.0000	-1.911%	4	96	-88.701%
2024-11-26	78.5000	78.5000	78.5000	78.5000	+4.667%	1	94	-88.917%
2024-11-25	75.0000	75.0000	75.0000	75.0000	+2.389%	5	93	-88.400%
2024-11-20	72.2000	73.2500	72.2000	73.2500	+3.842%	4	88	-88.123%
2024-11-19	72.9700	72.9700	70.5400	70.5400	-9.564%	12	84	-87.667%
2024-11-18	78.9000	78.9000	78.0000	78.0000	+2.362%	11	72	-88.846%
2024-11-15	76.2000	76.2000	76.2000	76.2000	-10.458%	2	62	-88.583%
2024-11-14	85.1000	85.1000	85.1000	85.1000	-17.936%	5	62	-89.777%
2024-11-11	103.7000	103.7000	103.7000	103.7000	-6.577%	50	57	-91.610%
2024-11-08	111.0000	111.0000	111.0000	111.0000	+2.778%	2	9	-92.162%
2024-11-07	108.0000	108.0000	108.0000	108.0000	-5.677%	1	9	-91.944%
2024-11-05	110.5000	114.5000	110.5000	114.5000	-5.924%	5	9	-92.402%
2024-11-01	121.7100	121.7100	121.7100	121.7100	-19.901%	4	7	-92.852%
2024-10-30	151.9500	151.9500	151.9500	151.9500	-6.779%	1	5	-94.274%
2024-10-29	163.0000	163.0000	163.0000	163.0000	-21.972%	3	5	-94.663%
2024-10-10	208.9000	208.9000	208.9000	208.9000	-7.974%	1	5	-95.835%
2024-09-26	227.0000	227.0000	227.0000	227.0000	+3.417%	1	4	-96.167%
2024-09-24	219.5000	219.5000	219.5000	219.5000	-27.770%	1	4	-96.036%
2024-09-17	303.8900	303.8900	303.8900	303.8900	-0.997%	1	3	-97.137%
2024-09-06	306.9500	306.9500	306.9500	306.9500	-15.696%	4	2	-97.166%
2024-08-23	364.1000	364.1000	364.1000	364.1000	+18.967%	2	2	-97.611%
2024-08-09	306.0500	306.0500	306.0500	306.0500	0.000%	2	1	-97.157%