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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

Sep 18, 2026 Sep 25, 2026 Oct 2, 2026 Oct 9, 2026 Oct 16, 2026 Oct 23, 2026 Oct 30, 2026 Dec 18, 2026 Jan 15, 2027 Mar 19, 2027 Apr 16, 2027 Jun 17, 2027 Sep 17, 2027 Jan 21, 2028

ITM/OTM for Apr 16, 2027View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
5	17	4	16

BIIB Apr 16, 2027 Exp. - Volume by Strike

Puts

Calls

BIIB Apr 16, 2027 Exp. - Open Interest by Strike

Puts

Calls

BIIB Apr 16, 2027 Exp. - Max Pain @ $195.00

Puts

Calls

BIIB Apr 16, 2027 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
320 C	1.90	-28.30%	2	5	09-10	BIIB270416C00320000
310 C	4.00	0%	1	1	08-20	BIIB270416C00310000
300 C	5.27	+22.56%	1	1	09-04	BIIB270416C00300000
290 C	0	0%	0			BIIB270416C00290000
280 C	0	0%	0			BIIB270416C00280000
270 C	9.00	0%	1	1	08-21	BIIB270416C00270000
260 C	0	0%	0			BIIB270416C00260000
250 C	0	0%	0			BIIB270416C00250000
240 C	14.89	-33.05%	1	1	09-09	BIIB270416C00240000
230 C	21.90	0%	1	1	08-24	BIIB270416C00230000
220 C	29.10	-4.28%	4	7	09-04	BIIB270416C00220000
210 C	33.90	0%	10	0	09-04	BIIB270416C00210000
200 C	0	0%	0			BIIB270416C00200000
195 C	0	0%	0			BIIB270416C00195000
190 C	0	0%	0			BIIB270416C00190000
185 C	0	0%	0			BIIB270416C00185000
180 C	0	0%	0			BIIB270416C00180000
175 C	0	0%	0			BIIB270416C00175000
170 C	0	0%	0			BIIB270416C00170000
165 C	0	0%	0			BIIB270416C00165000
160 C	0	0%	0			BIIB270416C00160000
155 C	0	0%	0			BIIB270416C00155000
150 C	0	0%	0			BIIB270416C00150000
145 C	0	0%	0			BIIB270416C00145000
140 C	0	0%	0			BIIB270416C00140000
135 C	0	0%	0			BIIB270416C00135000
130 C	100.17	0%	5	5	09-03	BIIB270416C00130000
125 C	0	0%	0			BIIB270416C00125000
120 C	0	0%	0			BIIB270416C00120000
115 C	0	0%	0			BIIB270416C00115000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
320 P	0	0%	0			BIIB270416P00320000
310 P	0	0%	0			BIIB270416P00310000
300 P	0	0%	0			BIIB270416P00300000
290 P	0	0%	0			BIIB270416P00290000
280 P	0	0%	0			BIIB270416P00280000
270 P	0	0%	0			BIIB270416P00270000
260 P	0	0%	0			BIIB270416P00260000
250 P	0	0%	0			BIIB270416P00250000
240 P	0	0%	0			BIIB270416P00240000
230 P	29.74	0%	4	4	08-24	BIIB270416P00230000
220 P	0	0%	0			BIIB270416P00220000
210 P	0	0%	0			BIIB270416P00210000
200 P	0	0%	0			BIIB270416P00200000
195 P	13.30	0%	2	2	08-28	BIIB270416P00195000
190 P	0	0%	0			BIIB270416P00190000
185 P	0	0%	0			BIIB270416P00185000
180 P	0	0%	0			BIIB270416P00180000
175 P	0	0%	0			BIIB270416P00175000
170 P	6.20	0%	5	5	08-31	BIIB270416P00170000
165 P	0	0%	0			BIIB270416P00165000
160 P	0	0%	0			BIIB270416P00160000
155 P	0	0%	0			BIIB270416P00155000
150 P	0	0%	0			BIIB270416P00150000
145 P	2.55	0%	1	1	09-09	BIIB270416P00145000
140 P	2.05	0%	1	1	09-08	BIIB270416P00140000
135 P	1.65	0%	1	1	09-08	BIIB270416P00135000
130 P	1.35	0%	1	1	09-08	BIIB270416P00130000
125 P	1.00	-9.09%	2	3	09-09	BIIB270416P00125000
120 P	0.85	0%	2	2	09-09	BIIB270416P00120000
115 P	0	0%	0			BIIB270416P00115000

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