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Check out our Dark Pool Levels

BIIB
Biogen Inc. Common Stock
stock NASDAQ

Market Open
Mar 16, 2026 9:35:55 AM EDT
182.54USD+0.545%(+0.99)17,514
180.24Bid   185.27Ask   5.03Spread
Pre-market
Mar 12, 2026 8:46:30 AM EDT
189.00USD+2.217%(+4.10)0
After-hours
Mar 13, 2026 4:07:30 PM EDT
181.53USD+0.011%(+0.02)0
OverviewOption ChainMax PainOption ChainPrice & VolumeSplitsHistoricalExchange VolumeDark Pool LevelsDark Pool PrintsExchangesShort VolumeShort Interest - DailyShort InterestBorrow Fee (CTB)Failure to Deliver (FTD)ShortsTrendsNewsMore
Expiration Dates
Mar 20, 2026Mar 27, 2026Apr 2, 2026Apr 10, 2026Apr 17, 2026Apr 24, 2026May 1, 2026Jun 18, 2026Jul 17, 2026Sep 18, 2026Oct 16, 2026Dec 18, 2026Jan 15, 2027Mar 19, 2027Jun 17, 2027Jan 21, 2028

ITM/OTM for Dec 18, 2026View All Dates
Calls ITMCalls OTMPuts ITMPuts OTM
3641,276811,923


BIIB Dec 18, 2026 Exp. - Volume by Strike
Puts
Calls

BIIB Dec 18, 2026 Exp. - Open Interest by Strike

Puts
Calls

BIIB Dec 18, 2026 Exp. - Max Pain @ $170.00

Puts
Calls


BIIB Dec 18, 2026 Exp. - Option Chain
In the Money (ITM)
Calls
StrikePriceChangeVolOILastContract Name
350 C0.71-14.46%14903-11BIIB261218C00350000
340 C0.50-96.00%2309-02BIIB261218C00340000
330 C1.500%4402-09BIIB261218C00330000
320 C1.43-45.42%1112-18BIIB261218C00320000
315 C10.00-28.57%1109-24BIIB261218C00315000
310 C10.00-65.43%2209-25BIIB261218C00310000
305 C00%0BIIB261218C00305000
300 C3.200.00%11102-27BIIB261218C00300000
295 C1.32+14.78%1107-02BIIB261218C00295000
290 C1.69+31.01%12810-02BIIB261218C00290000
285 C2.20-18.52%2303-04BIIB261218C00285000
280 C5.00-87.67%4403-04BIIB261218C00280000
275 C3.10-18.42%21202-04BIIB261218C00275000
270 C5.30+186.49%12111-19BIIB261218C00270000
265 C2.10-12.13%15506-17BIIB261218C00265000
260 C7.50+15.38%1402-06BIIB261218C00260000
255 C9.50+55.74%51502-06BIIB261218C00255000
250 C9.10-9.00%31602-27BIIB261218C00250000
245 C10.00+40.85%12402-06BIIB261218C00245000
240 C5.75-26.28%1701-22BIIB261218C00240000
235 C6.00-73.21%2401-21BIIB261218C00235000
230 C12.25+137.86%31402-06BIIB261218C00230000
225 C18.50+42.31%1702-13BIIB261218C00225000
220 C20.60+35.08%12102-17BIIB261218C00220000
215 C21.70+61.94%13402-24BIIB261218C00215000
210 C19.50+0.98%11703-11BIIB261218C00210000
205 C28.00+44.33%12602-13BIIB261218C00205000
200 C28.30-4.39%132102-23BIIB261218C00200000
195 C27.68+37.44%113802-11BIIB261218C00195000
190 C25.19-24.22%16603-06BIIB261218C00190000
185 C35.00+22.81%638702-06BIIB261218C00185000
180 C33.80+10.82%16003-11BIIB261218C00180000
175 C38.13+59.34%12202-11BIIB261218C00175000
170 C39.10+48.78%55803-10BIIB261218C00170000
165 C31.30+67.38%5911-17BIIB261218C00165000
160 C51.70+15.92%259402-23BIIB261218C00160000
155 C40.45+0.65%4812-31BIIB261218C00155000
150 C37.00-26.00%31001-14BIIB261218C00150000
145 C17.00+1.86%12608-12BIIB261218C00145000
140 C51.99+23.08%21411-21BIIB261218C00140000
135 C63.64-11.07%1703-11BIIB261218C00135000
130 C65.32+13.30%11601-07BIIB261218C00130000
125 C60.88+131.75%2201-30BIIB261218C00125000
120 C43.50-0.80%1210-29BIIB261218C00120000
115 C77.01+77.85%1111-26BIIB261218C00115000
110 C32.10-5.53%1104-15BIIB261218C00110000
105 C99.03+66.44%5502-06BIIB261218C00105000
100 C63.00+1.61%21811-10BIIB261218C00100000
95 C00%0BIIB261218C00095000
90 C98.02+1.05%3312-05BIIB261218C00090000
85 C66.00+1.41%1310-20BIIB261218C00085000
80 C00%0BIIB261218C00080000
75 C102.670%2212-17BIIB261218C00075000
70 C89.30+14.43%1111-06BIIB261218C00070000
65 C123.20+38.90%2203-03BIIB261218C00065000
60 C00%0BIIB261218C00060000
Puts
StrikePriceChangeVolOILastContract Name
350 P00%0BIIB261218P00350000
340 P00%0BIIB261218P00340000
330 P00%0BIIB261218P00330000
320 P00%0BIIB261218P00320000
315 P00%0BIIB261218P00315000
310 P00%0BIIB261218P00310000
305 P00%0BIIB261218P00305000
300 P95.00-7.77%2208-19BIIB261218P00300000
295 P00%0BIIB261218P00295000
290 P00%0BIIB261218P00290000
285 P00%0BIIB261218P00285000
280 P97.25+10.52%1110-22BIIB261218P00280000
275 P00%0BIIB261218P00275000
270 P87.760%1110-22BIIB261218P00270000
265 P00%0BIIB261218P00265000
260 P91.440%1111-12BIIB261218P00260000
255 P91.030%1111-14BIIB261218P00255000
250 P99.56+121.24%2103-07BIIB261218P00250000
245 P41.750%1106-05BIIB261218P00245000
240 P90.77+66.25%1212-16BIIB261218P00240000
235 P94.00+0.80%1203-27BIIB261218P00235000
230 P93.80-0.64%2104-01BIIB261218P00230000
225 P00%0BIIB261218P00225000
220 P101.77+8.84%13404-07BIIB261218P00220000
215 P39.100%6309-20BIIB261218P00215000
210 P36.200%14709-20BIIB261218P00210000
205 P33.700%8409-20BIIB261218P00205000
200 P39.20-36.69%1211-21BIIB261218P00200000
195 P27.56-23.23%1103-03BIIB261218P00195000
190 P33.000%1111-21BIIB261218P00190000
185 P29.06+1.43%101601-15BIIB261218P00185000
180 P19.76-19.35%332703-13BIIB261218P00180000
175 P20.22-3.71%159301-30BIIB261218P00175000
170 P14.65-9.51%203801-09BIIB261218P00170000
165 P20.10-10.67%1311-21BIIB261218P00165000
160 P11.00-9.09%101202-17BIIB261218P00160000
155 P28.73+78.45%4201-24BIIB261218P00155000
150 P8.60-8.51%11715103-12BIIB261218P00150000
145 P7.40-27.95%25502-04BIIB261218P00145000
140 P6.100.00%13202-19BIIB261218P00140000
135 P6.91+6.31%14001-23BIIB261218P00135000
130 P4.17+8.88%68302-25BIIB261218P00130000
125 P3.60+8.11%644502-25BIIB261218P00125000
120 P2.10-35.38%26202-09BIIB261218P00120000
115 P2.46-23.84%17202-04BIIB261218P00115000
110 P2.75+3.77%1601-05BIIB261218P00110000
105 P2.40-70.66%11501-15BIIB261218P00105000
100 P5.32-25.07%11908-14BIIB261218P00100000
95 P7.00+2.94%13802-18BIIB261218P00095000
90 P0.77-45.00%55103-10BIIB261218P00090000
85 P2.900%1107-31BIIB261218P00085000
80 P2.39+51.27%617202-03BIIB261218P00080000
75 P3.00+17.65%50050103-12BIIB261218P00075000
70 P1.980%5510-20BIIB261218P00070000
65 P00%0BIIB261218P00065000
60 P00%0BIIB261218P00060000


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