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BIIB20260918C200
BIIB Sep 18 2026 200.00 Call (BIIB260918C00200000)
option OPRA

EOD

Sep 14, 2026

18.20-4.110%(-0.78)18

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-09-14	16.9500	19.4500	16.9500	18.2000	-4.110%	18	974	0.000%
2026-09-11	19.0000	19.6000	18.9800	18.9800	+18.625%	13	974	-4.110%
2026-09-10	15.6500	16.0000	15.6500	16.0000	+23.077%	3	975	+13.750%
2026-09-09	11.5000	13.0000	11.5000	13.0000	-8.451%	9	973	+40.000%
2026-09-08	14.2500	15.1600	14.1000	14.2000	-33.953%	17	973	+28.169%
2026-09-04	21.5000	21.5000	21.5000	21.5000	-15.653%	1	967	-15.349%
2026-09-03	23.2100	25.4900	23.2100	25.4900	+3.324%	13	967	-28.599%
2026-09-02	23.5000	24.6700	23.2900	24.6700	+40.170%	15	967	-26.226%
2026-09-01	16.7900	17.6000	16.7800	17.6000	-4.348%	3	960	+3.409%
2026-08-28	19.8500	19.8500	18.3100	18.4000	-9.671%	9	963	-1.087%
2026-08-27	20.3700	20.3700	20.3700	20.3700	-6.129%	1	967	-10.653%
2026-08-26	21.0000	22.0000	21.0000	21.7000	+12.786%	13	967	-16.129%
2026-08-21	20.4200	20.4200	19.2000	19.2400	-12.545%	80	967	-5.405%
2026-08-20	22.0000	22.0000	22.0000	22.0000	0.000%	1	1,000	-17.273%
2026-08-19	20.5000	22.0000	20.5000	22.0000	+40.575%	6	999	-17.273%
2026-08-18	15.6500	15.6500	15.6500	15.6500	+16.530%	1	1,001	+16.294%
2026-08-17	13.4300	13.4300	13.4300	13.4300	-6.736%	3	1,001	+35.517%
2026-08-14	14.1500	14.4000	14.1500	14.4000	-20.442%	4	998	+26.389%
2026-08-13	17.5000	18.1000	15.4000	18.1000	+44.338%	3	995	+0.552%
2026-08-12	10.4800	12.5400	10.4800	12.5400	+5.378%	7	996	+45.136%
2026-08-11	11.9000	11.9000	11.9000	11.9000	-15.000%	3	993	+52.941%
2026-08-10	15.5000	15.7000	14.0000	14.0000	+22.164%	64	993	+30.000%
2026-08-06	14.6400	14.6400	11.4600	11.4600	-23.854%	4	934	+58.813%
2026-08-05	16.4000	16.4000	15.0500	15.0500	-2.903%	2	935	+20.930%
2026-08-04	12.2000	15.5000	12.2000	15.5000	+42.202%	328	935	+17.419%
2026-08-03	10.9000	10.9000	10.9000	10.9000	-21.864%	1	876	+66.972%
2026-07-31	13.7600	13.9500	13.7600	13.9500	-10.577%	2	877	+30.466%
2026-07-30	12.9000	15.7300	12.9000	15.6000	-9.302%	8	878	+16.667%
2026-07-29	23.1000	23.4000	17.2000	17.2000	+13.907%	12	872	+5.814%
2026-07-28	15.1000	15.1000	15.1000	15.1000	+17.145%	1	880	+20.530%
2026-07-22	14.0000	14.0000	12.8500	12.8900	-11.470%	45	880	+41.195%
2026-07-21	14.5600	14.5600	14.5600	14.5600	-16.800%	1	877	+25.000%
2026-07-16	16.4000	17.5000	16.4000	17.5000	+59.091%	11	877	+4.000%
2026-07-15	11.0000	11.0000	11.0000	11.0000	+8.374%	2	888	+65.455%
2026-07-14	11.6300	11.6300	9.7000	10.1500	-37.730%	8	886	+79.310%
2026-07-13	16.3000	16.3000	16.3000	16.3000	+8.667%	10	884	+11.656%
2026-07-09	14.1200	15.0000	14.1200	15.0000	-7.407%	6	888	+21.333%
2026-07-08	16.2000	16.2000	16.2000	16.2000	-34.783%	5	884	+12.346%
2026-07-02	24.8400	24.8400	24.8400	24.8400	+11.390%	1	879	-26.731%
2026-07-01	22.3000	22.3000	22.3000	22.3000	-10.442%	1	879	-18.386%
2026-06-29	25.9500	25.9500	24.9000	24.9000	+4.403%	17	880	-26.908%
2026-06-26	24.5000	24.5000	23.5000	23.8500	+30.328%	7	892	-23.690%
2026-06-25	17.9000	18.9600	17.9000	18.3000	+31.655%	3	897	-0.546%
2026-06-22	15.0000	15.1700	13.2500	13.9000	+15.833%	55	899	+30.935%
2026-06-18	12.4000	12.4000	12.0000	12.0000	-20.530%	15	887	+51.667%
2026-06-17	15.4000	15.5500	14.0600	15.1000	+4.138%	115	887	+20.530%
2026-06-15	14.5000	14.5000	14.5000	14.5000	-11.315%	5	861	+25.517%
2026-06-12	17.2400	17.7000	16.3500	16.3500	-2.967%	10	856	+11.315%
2026-06-11	14.9200	16.8500	14.9200	16.8500	+19.504%	5	853	+8.012%
2026-06-10	14.1000	14.1000	14.1000	14.1000	-0.142%	8	853	+29.078%
2026-06-09	14.4000	14.4000	14.1200	14.1200	+15.548%	3	845	+28.895%
2026-06-08	13.4500	13.5000	11.5000	12.2200	-17.432%	230	1,044	+48.936%
2026-06-05	16.0400	16.5000	14.8000	14.8000	-7.210%	42	1,054	+22.973%
2026-06-04	15.9500	15.9500	15.9500	15.9500	+23.643%	1	1,066	+14.107%
2026-06-03	12.9000	12.9000	12.9000	12.9000	+22.275%	1	1,065	+41.085%
2026-06-02	9.9500	10.8000	9.9500	10.5500	-19.466%	9	1,064	+72.512%
2026-06-01	13.1700	13.2000	13.1000	13.1000	-15.484%	3	1,070	+38.931%
2026-05-29	14.5000	15.5000	14.5000	15.5000	+1.974%	2	1,069	+17.419%
2026-05-28	16.0000	16.0000	15.2000	15.2000	0.000%	6	1,068	+19.737%
2026-05-27	16.7000	16.7600	15.2000	15.2000	+14.286%	331	1,362	+19.737%
2026-05-26	12.8000	13.4800	12.8000	13.3000	-5.000%	37	1,330	+36.842%
2026-05-22	12.6000	14.0000	12.6000	14.0000	+14.754%	11	1,330	+30.000%
2026-05-20	11.7000	12.2000	11.7000	12.2000	-9.963%	2	1,330	+49.180%
2026-05-18	13.5500	13.5500	13.5500	13.5500	-9.060%	1	1,331	+34.317%
2026-05-14	20.2000	20.2000	14.9000	14.9000	-20.745%	10	1,331	+22.148%
2026-05-12	18.9000	18.9000	18.8000	18.8000	+11.243%	2	1,320	-3.191%
2026-05-11	16.6000	16.9000	16.6000	16.9000	+43.220%	3	1,320	+7.692%
2026-05-06	12.0000	12.0000	11.8000	11.8000	-19.178%	33	1,317	+54.237%
2026-04-30	15.4000	15.4000	14.5000	14.6000	-14.118%	6	1,317	+24.658%
2026-04-29	12.3100	17.0000	12.3000	17.0000	+47.826%	23	1,317	+7.059%
2026-04-28	11.3000	11.5000	11.3000	11.5000	-2.542%	8	1,324	+58.261%
2026-04-27	11.8000	11.8000	11.8000	11.8000	-2.479%	1	1,318	+54.237%
2026-04-21	12.1000	12.1000	12.1000	12.1000	+15.238%	3	1,319	+50.413%
2026-04-20	8.7000	10.5000	8.7000	10.5000	+36.364%	32	1,319	+73.333%
2026-04-17	7.7000	7.7000	7.7000	7.7000	-25.243%	6	1,324	+136.364%
2026-04-14	10.1800	10.3000	9.7700	10.3000	+30.380%	12	1,318	+76.699%
2026-04-13	7.9000	7.9000	7.9000	7.9000	-2.469%	2	1,318	+130.380%
2026-04-10	9.0300	9.0300	8.1000	8.1000	-8.163%	8	1,318	+124.691%
2026-04-09	8.8200	8.8200	8.8200	8.8200	-4.026%	2	1,323	+106.349%
2026-04-08	8.8000	9.5000	8.6500	9.1900	+17.821%	1,008	1,323	+98.041%
2026-04-07	7.8000	7.8000	7.8000	7.8000	+21.875%	3	329	+133.333%
2026-04-06	7.5500	7.5500	6.3000	6.4000	-32.632%	38	326	+184.375%
2026-04-02	9.5000	9.5000	9.5000	9.5000	-25.781%	2	298	+91.579%
2026-04-01	12.8000	12.8000	12.8000	12.8000	-14.439%	2	298	+42.188%
2026-03-30	14.9600	14.9600	14.9600	14.9600	-2.857%	5	296	+21.658%
2026-03-25	15.0000	15.4000	15.0000	15.4000	+4.195%	6	294	+18.182%
2026-03-13	14.7800	14.7800	14.7800	14.7800	-4.645%	200	289	+23.139%
2026-03-12	15.5000	15.5000	15.5000	15.5000	-16.667%	1	89	+17.419%
2026-03-11	18.6000	18.6000	18.6000	18.6000	+24.665%	1	89	-2.151%
2026-03-06	14.9200	14.9200	14.9200	14.9200	-15.706%	1	89	+21.984%
2026-03-02	17.7000	17.7000	17.7000	17.7000	-1.117%	3	89	+2.825%
2026-02-26	18.1000	18.1000	17.9000	17.9000	-17.815%	2	86	+1.676%
2026-02-19	21.7800	21.7800	21.7800	21.7800	-4.474%	1	85	-16.437%
2026-02-18	22.8700	22.8700	22.8000	22.8000	-4.603%	7	85	-20.175%
2026-02-17	22.9000	23.9000	22.9000	23.9000	-3.434%	48	85	-23.849%
2026-02-13	24.7500	24.7500	24.7500	24.7500	+18.876%	1	41	-26.465%
2026-02-10	20.8200	20.8200	20.8200	20.8200	-5.364%	5	41	-12.584%
2026-02-06	20.9300	22.0000	20.9300	22.0000	+36.901%	5	41	-17.273%
2026-02-04	16.0700	16.0700	16.0700	16.0700	+26.735%	1	38	+13.255%
2026-02-03	12.6800	12.6800	12.6800	12.6800	+23.707%	5	37	+43.533%
2026-01-28	10.2400	10.2500	10.2400	10.2500	+3.431%	6	36	+77.561%
2026-01-22	9.9100	9.9100	9.9100	9.9100	-5.619%	1	35	+83.653%
2026-01-21	10.5000	10.5000	10.5000	10.5000	+40.000%	2	35	+73.333%
2026-01-20	7.3000	7.5000	7.3000	7.5000	-32.856%	3	33	+142.667%
2026-01-14	10.8700	11.1700	10.8700	11.1700	-41.211%	15	30	+62.936%
2026-01-09	19.0000	19.0000	19.0000	19.0000	+11.765%	2	24	-4.211%
2026-01-07	17.0000	17.0000	17.0000	17.0000	+18.715%	5	22	+7.059%
2025-12-22	14.3200	14.3200	14.3200	14.3200	-5.166%	4	13	+27.095%
2025-12-10	15.1000	15.1000	15.1000	15.1000	-13.714%	1	13	+20.530%
2025-11-24	17.5000	17.5000	17.5000	17.5000	+191.667%	4	12	+4.000%
2025-10-15	6.7400	6.7400	6.0000	6.0000	-39.210%	2	8	+203.333%
2025-10-03	9.8500	9.8700	9.8500	9.8700	+9.667%	2	6	+84.397%
2025-10-02	9.3300	9.3300	9.0000	9.0000	+125.000%	4	5	+102.222%
2025-08-20	4.0000	4.0000	4.0000	4.0000	0.000%	1	1	+355.000%