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BIIB
Biogen Inc. Common Stock
stock NASDAQ

At Close

Sep 15, 2026 3:59:59 PM EDT

216.28USD-0.497%(-1.08)755,891

215.99Bid 216.18Ask 0.19Spread

Pre-market

Sep 14, 2026 9:28:30 AM EDT

219.00USD+0.755%(+1.64)0

After-hours

Sep 15, 2026 4:37:30 PM EDT

216.17USD-0.051%(-0.11)105

OverviewOption ChainHistoricalExchangesShortsMore

Expiration Dates

ITM/OTM for Jun 17, 2027View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
67	1,025	213	419

Puts

Calls

Puts

Calls

Puts

Calls

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
320 C	0	0%	0			BIIB270617C00320000
310 C	0	0%	0			BIIB270617C00310000
300 C	6.95	-10.90%	2	4	08-31	BIIB270617C00300000
290 C	6.70	-21.64%	1	2	09-08	BIIB270617C00290000
280 C	8.55	-12.76%	1	19	09-08	BIIB270617C00280000
270 C	12.50	-14.09%	30	14	09-01	BIIB270617C00270000
260 C	17.40	+8.75%	7	241	08-25	BIIB270617C00260000
250 C	15.90	-3.64%	3	8	09-10	BIIB270617C00250000
240 C	23.50	-0.42%	19	24	08-20	BIIB270617C00240000
230 C	29.30	+0.21%	1	14	08-25	BIIB270617C00230000
220 C	30.80	+6.94%	183	699	09-10	BIIB270617C00220000
210 C	30.93	-0.13%	1	5	08-12	BIIB270617C00210000
200 C	43.90	+16.76%	2	16	08-19	BIIB270617C00200000
195 C	46.26	+42.34%	6	9	07-29	BIIB270617C00195000
190 C	47.20	+12.11%	2	4	08-19	BIIB270617C00190000
185 C	41.58	+8.28%	1	2	06-17	BIIB270617C00185000
180 C	55.39	+7.97%	1	6	09-14	BIIB270617C00180000
175 C	44.90	+18.16%	3	5	04-30	BIIB270617C00175000
170 C	42.78	+35.81%	8	5	05-04	BIIB270617C00170000
165 C	46.50	0%	1	1	05-06	BIIB270617C00165000
160 C	69.20	+36.76%	1	3	08-19	BIIB270617C00160000
155 C	62.42	+1.99%	4	2	07-13	BIIB270617C00155000
150 C	65.00	+15.45%	2	3	05-27	BIIB270617C00150000
145 C	0	0%	0			BIIB270617C00145000
140 C	0	0%	0			BIIB270617C00140000
135 C	68.90	0%	4	4	06-03	BIIB270617C00135000
130 C	0	0%	0			BIIB270617C00130000
125 C	0	0%	0			BIIB270617C00125000
120 C	0	0%	0			BIIB270617C00120000
115 C	0	0%	0			BIIB270617C00115000
110 C	0	0%	0			BIIB270617C00110000
105 C	0	0%	0			BIIB270617C00105000
100 C	0	0%	0			BIIB270617C00100000
95 C	133.46	0%	1	1	09-03	BIIB270617C00095000
90 C	112.63	+1.65%	1	1	06-10	BIIB270617C00090000
85 C	0	0%	0			BIIB270617C00085000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
320 P	0	0%	0			BIIB270617P00320000
310 P	0	0%	0			BIIB270617P00310000
300 P	0	0%	0			BIIB270617P00300000
290 P	0	0%	0			BIIB270617P00290000
280 P	0	0%	0			BIIB270617P00280000
270 P	0	0%	0			BIIB270617P00270000
260 P	0	0%	0			BIIB270617P00260000
250 P	0	0%	0			BIIB270617P00250000
240 P	0	0%	0			BIIB270617P00240000
230 P	38.40	0%	1	1	07-30	BIIB270617P00230000
220 P	27.48	+15.95%	15	212	09-08	BIIB270617P00220000
210 P	20.90	-34.71%	5	7	08-19	BIIB270617P00210000
200 P	0	0%	0			BIIB270617P00200000
195 P	15.35	-10.76%	175	63	08-20	BIIB270617P00195000
190 P	13.70	-11.04%	13	19	09-14	BIIB270617P00190000
185 P	0	0%	0			BIIB270617P00185000
180 P	10.90	-41.40%	1	31	09-11	BIIB270617P00180000
175 P	9.00	-15.09%	2	58	08-21	BIIB270617P00175000
170 P	9.50	-19.42%	1	80	08-18	BIIB270617P00170000
165 P	0	0%	0			BIIB270617P00165000
160 P	7.90	-12.42%	1	14	08-14	BIIB270617P00160000
155 P	6.60	-14.29%	1	8	08-14	BIIB270617P00155000
150 P	6.80	-10.53%	1	24	07-31	BIIB270617P00150000
145 P	3.70	-42.19%	1	87	09-11	BIIB270617P00145000
140 P	6.10	-18.67%	1	2	07-20	BIIB270617P00140000
135 P	0	0%	0			BIIB270617P00135000
130 P	6.50	0%	1	0	04-21	BIIB270617P00130000
125 P	3.10	0%	1	1	08-04	BIIB270617P00125000
120 P	0	0%	0			BIIB270617P00120000
115 P	5.25	0%	5	5	02-06	BIIB270617P00115000
110 P	2.51	0%	10	10	07-14	BIIB270617P00110000
105 P	5.12	0%	1	0	01-16	BIIB270617P00105000
100 P	2.87	+8.30%	2	3	05-14	BIIB270617P00100000
95 P	2.70	0%	10	5	05-14	BIIB270617P00095000
90 P	2.65	+10.42%	2	2	05-14	BIIB270617P00090000
85 P	0	0%	0			BIIB270617P00085000