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BIIB
Biogen Inc. Common Stock
stock NASDAQ

At Close

Jul 29, 2026 3:59:59 PM EDT

209.35USD+1.817%(+3.74)2,399,767

0.00Bid 0.00Ask 0.00Spread

Pre-market

Jul 29, 2026 9:28:30 AM EDT

211.00USD+2.621%(+5.39)3,076

After-hours

Jul 29, 2026 4:39:30 PM EDT

209.23USD-0.055%(-0.12)104

OverviewOption ChainHistoricalExchangesShortsMore

Expiration Dates

Jul 31, 2026 Aug 7, 2026 Aug 14, 2026 Aug 21, 2026 Aug 28, 2026 Sep 4, 2026 Sep 18, 2026 Oct 16, 2026 Dec 18, 2026 Jan 15, 2027 Mar 19, 2027 Jun 17, 2027 Jan 21, 2028

ITM/OTM for Sep 4, 2026View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
2	11	0	1

BIIB Sep 4, 2026 Exp. - Volume by Strike

Puts

Calls

BIIB Sep 4, 2026 Exp. - Open Interest by Strike

Puts

Calls

BIIB Sep 4, 2026 Exp. - Max Pain @ $200.00

Puts

Calls

BIIB Sep 4, 2026 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
280 C	0	0%	0			BIIB260904C00280000
275 C	0	0%	0			BIIB260904C00275000
270 C	0	0%	0			BIIB260904C00270000
265 C	0	0%	0			BIIB260904C00265000
260 C	0	0%	0			BIIB260904C00260000
255 C	0	0%	0			BIIB260904C00255000
250 C	0	0%	0			BIIB260904C00250000
245 C	0	0%	0			BIIB260904C00245000
240 C	0	0%	0			BIIB260904C00240000
235 C	0	0%	0			BIIB260904C00235000
230 C	0	0%	0			BIIB260904C00230000
225 C	3.10	0%	11	11	07-27	BIIB260904C00225000
220 C	0	0%	0			BIIB260904C00220000
215 C	0	0%	0			BIIB260904C00215000
210 C	0	0%	0			BIIB260904C00210000
205 C	10.30	0%	2	2	07-24	BIIB260904C00205000
200 C	0	0%	0			BIIB260904C00200000
195 C	0	0%	0			BIIB260904C00195000
190 C	0	0%	0			BIIB260904C00190000
185 C	0	0%	0			BIIB260904C00185000
180 C	0	0%	0			BIIB260904C00180000
175 C	0	0%	0			BIIB260904C00175000
170 C	0	0%	0			BIIB260904C00170000
165 C	0	0%	0			BIIB260904C00165000
160 C	0	0%	0			BIIB260904C00160000
155 C	0	0%	0			BIIB260904C00155000
150 C	0	0%	0			BIIB260904C00150000
145 C	0	0%	0			BIIB260904C00145000
140 C	0	0%	0			BIIB260904C00140000
135 C	0	0%	0			BIIB260904C00135000
130 C	0	0%	0			BIIB260904C00130000
125 C	0	0%	0			BIIB260904C00125000
120 C	0	0%	0			BIIB260904C00120000
115 C	0	0%	0			BIIB260904C00115000
110 C	0	0%	0			BIIB260904C00110000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
280 P	0	0%	0			BIIB260904P00280000
275 P	0	0%	0			BIIB260904P00275000
270 P	0	0%	0			BIIB260904P00270000
265 P	0	0%	0			BIIB260904P00265000
260 P	0	0%	0			BIIB260904P00260000
255 P	0	0%	0			BIIB260904P00255000
250 P	0	0%	0			BIIB260904P00250000
245 P	0	0%	0			BIIB260904P00245000
240 P	0	0%	0			BIIB260904P00240000
235 P	0	0%	0			BIIB260904P00235000
230 P	0	0%	0			BIIB260904P00230000
225 P	0	0%	0			BIIB260904P00225000
220 P	0	0%	0			BIIB260904P00220000
215 P	0	0%	0			BIIB260904P00215000
210 P	0	0%	0			BIIB260904P00210000
205 P	0	0%	0			BIIB260904P00205000
200 P	9.07	0%	1	1	07-28	BIIB260904P00200000
195 P	0	0%	0			BIIB260904P00195000
190 P	0	0%	0			BIIB260904P00190000
185 P	0	0%	0			BIIB260904P00185000
180 P	0	0%	0			BIIB260904P00180000
175 P	0	0%	0			BIIB260904P00175000
170 P	0	0%	0			BIIB260904P00170000
165 P	0	0%	0			BIIB260904P00165000
160 P	0	0%	0			BIIB260904P00160000
155 P	0	0%	0			BIIB260904P00155000
150 P	0	0%	0			BIIB260904P00150000
145 P	0	0%	0			BIIB260904P00145000
140 P	0	0%	0			BIIB260904P00140000
135 P	0	0%	0			BIIB260904P00135000
130 P	0	0%	0			BIIB260904P00130000
125 P	0	0%	0			BIIB260904P00125000
120 P	0	0%	0			BIIB260904P00120000
115 P	0	0%	0			BIIB260904P00115000
110 P	0	0%	0			BIIB260904P00110000

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