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REGN20261218C700
REGN Dec 18 2026 700.00 Call (REGN261218C00700000)
option OPRA

EOD

Jul 23, 2026

37.86-30.824%(-16.87)1

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-23	37.8600	37.8600	37.8600	37.8600	-30.824%	1	76	0.000%
2026-07-16	54.7300	54.7300	54.7300	54.7300	+9.460%	2	75	-30.824%
2026-07-09	50.0000	50.0000	50.0000	50.0000	-2.591%	1	73	-24.280%
2026-07-08	51.9000	51.9000	51.3300	51.3300	-4.768%	2	73	-26.242%
2026-07-07	53.0000	53.9000	53.0000	53.9000	+36.733%	2	73	-29.759%
2026-07-06	39.4200	39.4200	39.4200	39.4200	-6.143%	1	74	-3.957%
2026-07-02	42.0000	42.0000	42.0000	42.0000	+19.966%	1	74	-9.857%
2026-06-30	34.0000	35.0100	34.0000	35.0100	-10.231%	5	74	+8.141%
2026-06-29	39.0000	39.0000	39.0000	39.0000	+13.306%	7	72	-2.923%
2026-06-24	34.4200	34.4200	34.4200	34.4200	+4.303%	1	71	+9.994%
2026-06-23	33.0000	33.0000	33.0000	33.0000	+10.738%	1	71	+14.727%
2026-06-18	29.3400	30.4100	29.2300	29.8000	-30.698%	12	67	+27.047%
2026-06-04	43.4000	43.4000	42.6000	43.0000	+11.169%	26	67	-11.953%
2026-05-29	38.5500	38.6800	38.5500	38.6800	-2.520%	2	70	-2.120%
2026-05-28	39.6700	39.6800	39.6700	39.6800	-8.698%	2	72	-4.587%
2026-05-27	44.7500	44.7500	42.1000	43.4600	-6.276%	10	71	-12.885%
2026-05-26	50.7200	50.7500	46.3700	46.3700	-2.008%	18	77	-18.352%
2026-05-22	48.0600	48.0600	46.3400	47.3200	-5.831%	25	78	-19.992%
2026-05-21	49.9000	50.2500	49.9000	50.2500	-0.337%	5	66	-24.657%
2026-05-20	45.9800	51.7500	45.9800	50.4200	+13.431%	63	66	-24.911%
2026-05-19	43.3800	44.4500	43.1000	44.4500	+6.086%	7	83	-14.826%
2026-05-18	41.9000	41.9000	41.9000	41.9000	-47.847%	2	83	-9.642%
2026-05-15	80.3400	80.3400	80.3400	80.3400	-5.482%	4	83	-52.875%
2026-05-06	85.0000	85.0000	85.0000	85.0000	-0.585%	2	84	-55.459%
2026-05-05	85.8000	85.8000	85.5000	85.5000	+3.012%	10	84	-55.719%
2026-04-29	79.5500	83.0000	79.4500	83.0000	-37.264%	5	85	-54.386%
2026-04-23	132.3000	132.3000	132.3000	132.3000	-2.362%	2	82	-71.383%
2026-03-25	136.5000	137.1100	135.3600	135.5000	+8.574%	16	86	-72.059%
2026-03-24	124.6000	125.7000	123.7800	124.8000	-11.193%	18	87	-69.663%
2026-03-16	139.9000	141.9000	139.9000	140.5300	-3.681%	8	85	-73.059%
2026-03-09	145.9000	145.9000	145.9000	145.9000	-15.518%	2	86	-74.051%
2026-02-18	172.7000	172.7000	172.7000	172.7000	+8.541%	1	87	-78.078%
2026-02-04	159.1100	159.1100	159.1100	159.1100	+11.266%	1	87	-76.205%
2026-02-02	143.0000	143.0000	143.0000	143.0000	+8.745%	1	88	-73.524%
2026-01-20	131.5000	131.5000	131.5000	131.5000	-4.669%	1	88	-71.209%
2026-01-15	137.9400	137.9400	137.9400	137.9400	-9.118%	1	87	-72.553%
2026-01-14	151.8300	151.8300	151.7800	151.7800	-3.140%	2	87	-75.056%
2026-01-12	153.8000	156.7000	153.8000	156.7000	-18.381%	4	87	-75.839%
2026-01-09	193.8500	193.8500	191.9900	191.9900	+6.602%	3	87	-80.280%
2026-01-07	180.1000	180.1000	180.1000	180.1000	+48.843%	1	90	-78.978%
2025-12-10	121.0000	121.0000	121.0000	121.0000	-21.935%	1	90	-68.711%
2025-11-21	155.0000	155.0000	155.0000	155.0000	+22.201%	2	90	-75.574%
2025-11-19	126.8400	126.8400	126.8400	126.8400	-5.590%	2	92	-70.151%
2025-11-18	132.0000	134.3500	132.0000	134.3500	+8.347%	12	91	-71.820%
2025-11-13	121.5000	124.0000	121.5000	124.0000	+9.735%	2	94	-69.468%
2025-11-12	113.0000	113.0000	113.0000	113.0000	+10.784%	1	95	-66.496%
2025-11-11	99.8000	102.0000	99.8000	102.0000	+7.777%	7	96	-62.882%
2025-11-10	96.5300	96.5300	94.6400	94.6400	+6.337%	3	99	-59.996%
2025-11-07	89.0000	89.0000	89.0000	89.0000	-5.319%	1	98	-57.461%
2025-11-06	94.0000	94.0000	94.0000	94.0000	+13.485%	1	98	-59.723%
2025-11-04	82.8300	82.8300	82.8300	82.8300	-3.123%	1	98	-54.292%
2025-11-03	82.0000	85.6000	82.0000	85.5000	-5.000%	10	93	-55.719%
2025-10-31	90.0000	90.0000	90.0000	90.0000	-3.226%	1	93	-57.933%
2025-10-29	91.1000	93.0000	91.1000	93.0000	0.000%	2	92	-59.290%
2025-10-28	85.0000	93.0000	85.0000	93.0000	+59.247%	3	93	-59.290%
2025-10-21	58.4000	58.4000	58.4000	58.4000	+0.690%	1	96	-35.171%
2025-10-20	58.0000	58.0000	58.0000	58.0000	-0.855%	1	96	-34.724%
2025-10-17	58.5000	58.5000	58.5000	58.5000	-2.500%	1	96	-35.282%
2025-10-08	61.5000	61.5000	60.0000	60.0000	-4.762%	2	96	-36.900%
2025-10-06	63.0000	63.0000	63.0000	63.0000	-12.500%	1	94	-39.905%
2025-10-01	61.0000	72.0000	61.0000	72.0000	+34.353%	3	93	-47.417%
2025-09-25	53.5000	53.5900	53.5000	53.5900	-1.850%	2	94	-29.352%
2025-09-24	54.7100	56.0800	54.6000	54.6000	+2.056%	3	93	-30.659%
2025-09-23	57.7500	57.7500	53.5000	53.5000	-17.692%	5	92	-29.234%
2025-09-18	65.0000	65.0000	65.0000	65.0000	+31.313%	1	89	-41.754%
2025-09-09	49.5000	49.5000	49.5000	49.5000	+1.020%	1	89	-23.515%
2025-09-08	48.0000	49.0000	46.8700	49.0000	-7.895%	9	88	-22.735%
2025-09-04	56.0000	57.0000	52.0000	53.2000	+1.721%	7	89	-28.835%
2025-09-03	60.5000	60.5000	52.1000	52.3000	-13.554%	6	94	-27.610%
2025-09-02	60.0000	60.5000	60.0000	60.5000	+4.310%	2	93	-37.421%
2025-08-28	60.5000	62.5000	56.5000	58.0000	-0.463%	25	93	-34.724%
2025-08-26	56.7000	58.2700	56.7000	58.2700	+4.202%	2	74	-35.027%
2025-08-25	55.9200	55.9200	55.9200	55.9200	-17.400%	1	74	-32.296%
2025-08-22	67.7000	67.7000	67.7000	67.7000	+46.378%	1	73	-44.077%
2025-08-11	46.2500	46.2500	46.2500	46.2500	-17.675%	1	72	-18.141%
2025-08-04	55.1000	56.1800	55.1000	56.1800	+3.215%	2	73	-32.609%
2025-07-29	54.4300	54.4300	54.4300	54.4300	-1.036%	1	72	-30.443%
2025-07-22	55.0000	55.0000	55.0000	55.0000	-0.758%	1	71	-31.164%
2025-07-08	55.4200	55.4200	55.4200	55.4200	-2.772%	1	71	-31.685%
2025-07-02	58.4000	58.4000	57.0000	57.0000	+16.327%	5	70	-33.579%
2025-06-30	49.0000	49.0000	49.0000	49.0000	-1.961%	1	72	-22.735%
2025-06-25	49.9800	49.9800	49.9800	49.9800	+4.125%	1	72	-24.250%
2025-06-23	48.0000	48.0000	48.0000	48.0000	0.000%	1	71	-21.125%
2025-06-20	48.5000	48.5000	48.0000	48.0000	-15.789%	4	71	-21.125%
2025-06-16	59.0000	59.0000	57.0000	57.0000	+1.786%	2	71	-33.579%
2025-06-11	56.0000	56.0000	56.0000	56.0000	+5.263%	1	69	-32.393%
2025-06-09	48.3200	53.2000	48.3200	53.2000	+42.896%	2	68	-28.835%
2025-06-05	36.0000	39.9000	32.1500	37.2300	-9.855%	52	68	+1.692%
2025-06-03	42.1000	42.1000	41.0000	41.3000	+0.048%	5	43	-8.329%
2025-05-30	49.5100	49.5100	38.7000	41.2800	-55.247%	18	40	-8.285%
2025-05-21	92.2400	92.2400	92.2400	92.2400	+49.984%	1	37	-58.955%
2025-05-08	59.0500	61.5000	59.0500	61.5000	-15.313%	4	36	-38.439%
2025-04-29	61.0500	72.6200	61.0500	72.6200	-25.541%	4	36	-47.866%
2025-04-23	93.0000	97.5300	93.0000	97.5300	+40.736%	10	36	-61.181%
2025-04-16	68.0500	69.3000	68.0500	69.3000	-16.102%	2	26	-45.368%
2025-04-09	75.0000	82.6000	75.0000	82.6000	-3.017%	2	25	-54.165%
2025-04-08	85.1700	85.1700	85.1700	85.1700	-7.030%	6	25	-55.548%
2025-04-04	91.6100	91.6100	91.6100	91.6100	-4.573%	22	28	-58.673%
2025-04-02	96.0000	96.0000	96.0000	96.0000	-13.514%	3	39	-60.563%
2025-03-28	111.0000	111.0000	111.0000	111.0000	+4.147%	2	39	-65.892%
2025-03-26	107.2600	107.2600	106.5800	106.5800	-22.768%	20	39	-64.477%
2025-03-14	138.0000	138.0000	138.0000	138.0000	-19.062%	2	45	-72.565%
2025-03-11	170.5000	170.5000	170.5000	170.5000	+16.781%	10	44	-77.795%
2025-03-03	146.0000	146.0000	146.0000	146.0000	-4.575%	3	34	-74.068%
2025-02-28	153.0000	153.0000	153.0000	153.0000	-10.735%	4	31	-75.255%
2025-02-26	171.4300	171.4300	171.4000	171.4000	-4.353%	5	31	-77.911%
2025-02-25	179.2000	179.2000	179.2000	179.2000	+1.818%	3	25	-78.873%
2025-02-24	176.0000	176.0000	176.0000	176.0000	+10.414%	1	25	-78.489%
2025-02-21	158.6800	159.4000	157.6600	159.4000	+0.886%	8	24	-76.248%
2025-02-20	158.0000	158.0000	158.0000	158.0000	+9.684%	7	25	-76.038%
2025-02-19	150.5000	150.5000	144.0500	144.0500	+2.908%	12	26	-73.717%
2025-02-14	139.9800	139.9800	139.9800	139.9800	+0.676%	12	14	-72.953%
2025-02-13	139.0400	139.0400	139.0400	139.0400	+7.028%	1	15	-72.770%
2025-02-04	129.9100	129.9100	129.9100	129.9100	-12.336%	1	15	-70.857%
2025-01-31	147.0000	148.1900	147.0000	148.1900	-6.469%	6	14	-74.452%
2025-01-27	158.4400	158.4400	158.4400	158.4400	+1.603%	1	17	-76.105%
2025-01-24	155.0000	159.9000	155.0000	155.9400	-1.615%	10	17	-75.721%
2025-01-17	157.5000	158.5000	156.6800	158.5000	-9.943%	8	9	-76.114%
2025-01-15	176.0000	176.0000	176.0000	176.0000	+5.833%	1	9	-78.489%
2025-01-10	166.2500	166.3000	166.2500	166.3000	-5.511%	4	8	-77.234%
2024-12-23	176.0000	176.0000	176.0000	176.0000	+2.326%	2	6	-78.489%
2024-12-20	175.0000	177.0000	172.0000	172.0000	-0.578%	3	4	-77.988%
2024-12-19	173.0000	173.0000	173.0000	173.0000	-23.789%	1	2	-78.116%
2024-12-09	227.0000	227.0000	227.0000	227.0000	-44.349%	1	1	-83.322%
2024-10-14	407.9000	407.9000	407.9000	407.9000	0.000%	1	1	-90.718%