BIOGEN INC. (BIIB) Most Active Options

The 25 most actively traded BIOGEN INC. (BIIB) option contracts at the latest daily snapshot, ranked by volume. Each row shows the contract's price, implied volatility, delta, open interest, and how today's volume compares with its own 30-day average — click a contract to analyze it in the OptiView platform.

Data as of Aug 24, 2026, 3:55 PM ET · OPRA data 15 minutes delayed · For information only — not investment advice.

Last close
$218.30
52-week range
$132.19 – $221.24
ATM IV (30d)
30.2%
IV rank
11 / 100
Low
Expected move
±$14.66 (±6.7%)
Put/call OI
0.63
Call-heavy
Max pain
$200
↓ 8.4% below close
Next earnings
Oct 27, 2026

Most Active BIIB Contracts

ContractExpirationDTELastIV IV rank (30d)DeltaOpen interestVolumevs 30d avg
BIIB $220 call Oct 16, 2026 53d $9.01 26 134 115 15.9× avg
BIIB $220 put Oct 16, 2026 53d $12.15 21 12 114 172.7× avg
BIIB $190 put Sep 18, 2026 25d $0.50 33 387 103 106.3× avg
BIIB $220 call Sep 18, 2026 25d $7.00 3 795 46 13.0× avg
BIIB $250 call Jan 15, 2027 144d $8.33 6 921 40 28.3× avg
BIIB $230 call Oct 16, 2026 53d $5.36 16 313 32 3.5× avg
BIIB $205 put Sep 11, 2026 18d $1.90 19 47 18 18.6× avg
BIIB $230 call Sep 11, 2026 18d $1.90 13 44 17 5.0× avg
BIIB $210 put Aug 28, 2026 4d $0.75 62 37 12 2.6× avg
BIIB $187.5 put Aug 28, 2026 4d $0.08 92 12 12 11.8× avg
BIIB $215 call Aug 28, 2026 4d $4.44 19 142 12 1.7× avg
BIIB $232.5 call Sep 11, 2026 18d $1.65 32.6% 16 0.21 11 2.8× avg
BIIB $220 call Aug 28, 2026 4d $2.00 21 124 10 3.6× avg
BIIB $207.5 put Aug 28, 2026 4d $0.70 73 17 10 2.1× avg
BIIB $225 call Aug 28, 2026 4d $0.70 21 20 10 3.6× avg
BIIB $215 put Aug 28, 2026 4d $2.67 4 10
BIIB $207.5 put Sep 11, 2026 18d $3.20 35.0% 29 -0.24 9 4.7× avg
BIIB $220 call Sep 25, 2026 32d $7.09 5 1 8 1.1× avg
BIIB $230 call Sep 18, 2026 25d $2.38 5 592 8 2.3× avg
BIIB $225 call Sep 18, 2026 25d $4.00 31.0% 16 0.38 8 2.0× avg
BIIB $240 call Oct 16, 2026 53d $2.95 27 62 7 0.8× avg
BIIB $210 put Sep 18, 2026 25d $4.10 34 178 6 2.7× avg
BIIB $175 put Oct 16, 2026 53d $0.82 16 191 5 2.2× avg
BIIB $210 put Sep 11, 2026 18d $3.90 26 4 5 2.3× avg
BIIB $240 call Jan 15, 2027 144d $11.00 7 193 4 2.8× avg

Ranked by volume at the latest daily snapshot. "vs 30d avg" compares today's volume with the contract's own 30-day average.

The most active BIIB contract today is the $220 call expiring in 53 days, with 115 contracts traded. Calls dominate the most-active list (14 of the top 25), showing where trading interest concentrates.

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BIIB Options FAQ

Which BIIB option contract is most active today?

The most traded BIIB contract is the $220 call expiring Oct 16, 2026, with 115 contracts traded as of Aug 24, 2026.

How does OptiView rank the most active BIIB options?

The table lists the 25 BIIB contracts with the highest volume at the latest daily snapshot, alongside price, implied volatility, delta, open interest, and each contract's volume versus its own 30-day average.

Methodology. IV rank compares the current 30-day at-the-money implied volatility with its highest and lowest values over the past 52 weeks. Max pain is the strike that minimizes the total payout to option holders at expiration. The call and put walls are the strikes carrying the largest call and put open interest across all expirations. Net gamma exposure (GEX) is measured from the dealer perspective. All statistics are derived from delayed OPRA options data.

Options trading involves significant risk, and losses can exceed your initial investment. Always consult a licensed financial professional before making investment decisions. OptiView does not provide financial advice; all figures on this page are descriptive statistics, not recommendations.