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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 ChainMax PainOption ChainPrice & VolumeSplitsHistoricalExchange VolumeDark Pool LevelsDark Pool PrintsExchangesShort VolumeShort Interest - DailyShort InterestBorrow Fee (CTB)Failure to Deliver (FTD)ShortsTrendsNewsMore
Expiration Dates
Sep 18, 2026Sep 25, 2026Oct 2, 2026Oct 9, 2026Oct 16, 2026Oct 23, 2026Oct 30, 2026Dec 18, 2026Jan 15, 2027Mar 19, 2027Apr 16, 2027Jun 17, 2027Sep 17, 2027Jan 21, 2028

ITM/OTM for Sep 25, 2026View All Dates
Calls ITMCalls OTMPuts ITMPuts OTM
140126497


BIIB Sep 25, 2026 Exp. - Volume by Strike
Puts
Calls

BIIB Sep 25, 2026 Exp. - Open Interest by Strike

Puts
Calls

BIIB Sep 25, 2026 Exp. - Max Pain @ $210.00

Puts
Calls


BIIB Sep 25, 2026 Exp. - Option Chain
In the Money (ITM)
Calls
StrikePriceChangeVolOILastContract Name
295.00 C00%0BIIB260925C00295000
290.00 C00%0BIIB260925C00290000
285.00 C00%0BIIB260925C00285000
280.00 C00%0BIIB260925C00280000
275.00 C00%0BIIB260925C00275000
270.00 C00%0BIIB260925C00270000
265.00 C0.800%1108-06BIIB260925C00265000
260.00 C1.37+37.00%2308-20BIIB260925C00260000
255.00 C1.200%1108-06BIIB260925C00255000
250.00 C1.68+46.09%4508-20BIIB260925C00250000
245.00 C00%0BIIB260925C00245000
240.00 C2.27-12.36%12109-03BIIB260925C00240000
235.00 C3.35+81.08%1509-03BIIB260925C00235000
232.50 C00%0BIIB260925C00232500
230.00 C0.55-66.67%14309-14BIIB260925C00230000
227.50 C1.850%9909-10BIIB260925C00227500
225.00 C2.90+11.54%11009-11BIIB260925C00225000
222.50 C2.000%1109-11BIIB260925C00222500
220.00 C6.00+50.00%12609-14BIIB260925C00220000
217.50 C4.800%1109-14BIIB260925C00217500
215.00 C4.50-25.00%1010609-09BIIB260925C00215000
212.50 C7.900%121209-10BIIB260925C00212500
210.00 C7.18-47.78%171509-09BIIB260925C00210000
207.50 C00%0BIIB260925C00207500
205.00 C11.100%1108-14BIIB260925C00205000
202.50 C00%0BIIB260925C00202500
200.00 C15.920%4408-13BIIB260925C00200000
197.50 C00%0BIIB260925C00197500
195.00 C26.580%1108-26BIIB260925C00195000
192.50 C00%0BIIB260925C00192500
190.00 C00%0BIIB260925C00190000
187.50 C00%0BIIB260925C00187500
185.00 C00%0BIIB260925C00185000
180.00 C40.790%1108-26BIIB260925C00180000
175.00 C00%0BIIB260925C00175000
170.00 C00%0BIIB260925C00170000
165.00 C00%0BIIB260925C00165000
160.00 C00%0BIIB260925C00160000
155.00 C00%0BIIB260925C00155000
150.00 C00%0BIIB260925C00150000
145.00 C00%0BIIB260925C00145000
140.00 C00%0BIIB260925C00140000
135.00 C00%0BIIB260925C00135000
130.00 C00%0BIIB260925C00130000
125.00 C00%0BIIB260925C00125000
120.00 C00%0BIIB260925C00120000
115.00 C00%0BIIB260925C00115000
110.00 C00%0BIIB260925C00110000
Puts
StrikePriceChangeVolOILastContract Name
295.00 P00%0BIIB260925P00295000
290.00 P00%0BIIB260925P00290000
285.00 P00%0BIIB260925P00285000
280.00 P00%0BIIB260925P00280000
275.00 P00%0BIIB260925P00275000
270.00 P00%0BIIB260925P00270000
265.00 P00%0BIIB260925P00265000
260.00 P00%0BIIB260925P00260000
255.00 P00%0BIIB260925P00255000
250.00 P00%0BIIB260925P00250000
245.00 P00%0BIIB260925P00245000
240.00 P00%0BIIB260925P00240000
235.00 P00%0BIIB260925P00235000
232.50 P00%0BIIB260925P00232500
230.00 P00%0BIIB260925P00230000
227.50 P00%0BIIB260925P00227500
225.00 P7.040%1109-03BIIB260925P00225000
222.50 P00%0BIIB260925P00222500
220.00 P5.850%1109-02BIIB260925P00220000
217.50 P5.930%2209-14BIIB260925P00217500
215.00 P3.200%1109-03BIIB260925P00215000
212.50 P4.000%131309-10BIIB260925P00212500
210.00 P1.65-46.77%21409-14BIIB260925P00210000
207.50 P2.550%7709-10BIIB260925P00207500
205.00 P1.85-50.27%112109-10BIIB260925P00205000
202.50 P1.600%303009-10BIIB260925P00202500
200.00 P1.45-36.96%3509-10BIIB260925P00200000
197.50 P00%0BIIB260925P00197500
195.00 P0.55-49.07%1109-04BIIB260925P00195000
192.50 P00%0BIIB260925P00192500
190.00 P00%0BIIB260925P00190000
187.50 P00%0BIIB260925P00187500
185.00 P00%0BIIB260925P00185000
180.00 P0.630%5508-18BIIB260925P00180000
175.00 P00%0BIIB260925P00175000
170.00 P00%0BIIB260925P00170000
165.00 P00%0BIIB260925P00165000
160.00 P00%0BIIB260925P00160000
155.00 P00%0BIIB260925P00155000
150.00 P00%0BIIB260925P00150000
145.00 P00%0BIIB260925P00145000
140.00 P00%0BIIB260925P00140000
135.00 P00%0BIIB260925P00135000
130.00 P00%0BIIB260925P00130000
125.00 P00%0BIIB260925P00125000
120.00 P00%0BIIB260925P00120000
115.00 P00%0BIIB260925P00115000
110.00 P00%0BIIB260925P00110000


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