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BIIB — Biogen Inc. Common Stock

Nasdaq

Biogen Inc. Common Stock

CompareBack to Screener
$219.88
-2.94(-1.32%)
O
222.98
H
224.08
L
219.81
V
765.7K
⏱️ End-of-day dataAs of Oct 2, 2026
OverviewStatisticsFinancialsHistorical DataOptionsDividend HistoryNewsChart
Underlying Price$219.88
Implied Volatility (IV)0.4%
Put / Call Ratio0.90
Total Options Volume1.3K
Total Open Interest243
Selected Expiration2026-10-09

BIIB

Options Calculator
Expiration
CALLSSTRIKEPUTS
CalculatorLastChg% ChgBidAskVolOIIVStrikeLastChg% ChgBidAskVolOIIVCalculator
$33.50+0.00-$23.50$27.30-30.6%$195.00---$0.00$1.75--0.5%
---$21.90$24.90--0.6%$197.50---$0.00$2.25--0.5%
---$19.30$22.00--0.5%$200.00$0.20-2.20-$0.05$0.40551260.5%
---$16.20$20.20--0.5%$202.50---$0.00$2.35--0.4%
$15.06+0.00-$14.20$17.80-80.5%$205.00$0.25-1.96-$0.05$1.3540310.4%
---$11.80$15.30--0.4%$207.50$0.25-2.19-$0.05$2.05110.4%
---$9.60$13.00--0.4%$210.00$1.32+0.00-$0.05$2.80-50.4%
---$6.70$10.80--0.4%$212.50$0.68-1.27-$0.10$3.10120.4%
$7.49-6.71-$4.90$8.80320.3%$215.00$1.35-1.15-$0.05$3.40140.3%
$5.35-4.39-$3.60$7.10110.3%$217.50ATM$2.12+0.72-$0.75$3.70210.3%
$7.27+0.00-$1.30$5.60-70.3%$220.00ATM$3.00+1.44-$1.00$4.90920.2%
$2.65-2.92-$0.95$4.60610.3%$222.50$4.03--$2.50$6.602-0.3%
$1.75-5.33-$1.15$1.8515130.3%$225.00$5.32+1.32-$5.00$7.202030.2%
$1.13-2.37-$0.05$3.201280.3%$227.50$4.77+0.00-$6.90$9.70-20.2%
$0.65-2.10-$0.35$1.0011310.3%$230.00---$8.40$12.00--0.2%
$3.50+0.00-$0.05$2.75-80.3%$232.50---$11.40$14.10--0.3%
$0.37-0.74-$0.05$1.2056340.4%$235.00---$13.10$16.30--0.3%
$1.40+0.00-$0.00$2.40-90.4%$237.50---$15.50$18.70--0.3%
$0.18-0.42-$0.00$2.00602180.4%$240.00---$17.90$21.90--0.3%
---$0.00$2.25--0.4%$242.50---$20.50$23.50--0.3%
$0.15+0.00-$0.00$1.25-30.4%$245.00---$23.00$26.80--0.3%

Open Interest & Max Pain

2026-10-09
Max Pain$215.00-2.2% vs price
Call Open Interest166
Put Open Interest77
Put / Call (Open Interest)0.46
CallsPutsPrice $219.88Max painTop of chart = 34 contracts
180
192.5
200
207.5
215Max pain $215
222.5
230
237.5
245
252.5

Max pain is the strike where the open options would be worth the least at expiration, i.e. where option buyers as a group would lose the most. The chart shows strikes within 20% of the price. Open interest is from the last end-of-day update.