Biogen Inc. (BIIB) Options Analysis - Options Chain, Volume & Implied Volatility - Stocknear
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    Biogen Inc.

    NASDAQ: BIIB · Real-Time Price · USD
    159.88
    4.63 (2.98%)
    At close: Oct 03, 2025, 3:59 PM
    159.00
    -0.55%
    After-hours: Oct 03, 2025, 07:58 PM EDT

    BIIB Option Overview

    Overview for all option chains of BIIB. As of October 04, 2025, BIIB options have an IV of 85.59% and an IV rank of 81.22%. The volume is 6,275 contracts, which is 228.18% of average daily volume of 2,750 contracts. The volume put-call ratio is 0.6, indicating a bullish sentiment in the market.

    Implied Volatility

    Implied Volatility (30d)
    85.59%
    IV Rank
    81.22%
    Historical Volatility
    39.16%
    IV Low
    37.24% on Oct 08, 2024
    IV High
    96.77% on Oct 02, 2025

    Open Interest (OI)

    Today's Open Interest
    67,017
    Put-Call Ratio
    0.61
    Put Open Interest
    25,322
    Call Open Interest
    41,695
    Open Interest Avg (30-day)
    52,215
    Today vs Open Interest Avg (30-day)
    128.35%

    Option Volume

    Today's Volume
    6,275
    Put-Call Ratio
    0.6
    Put Volume
    2,360
    Call Volume
    3,915
    Volume Avg (30-day)
    2,750
    Today vs Volume Avg (30-day)
    228.18%

    Option Chain Statistics

    This table provides a comprehensive overview of all BIIB options grouped by their expiration dates.

    Expiration Call Vol Put Vol P/C Vol Call OI Put OI P/C OI Implied Volatility Max Pain
    Oct 10, 2025 1,236 134 0.11 867 293 0.34 135.55% 144
    Oct 17, 2025 728 1,073 1.47 7,497 6,613 0.88 93.97% 135
    Oct 24, 2025 280 176 0.63 385 200 0.52 77.22% 144
    Oct 31, 2025 80 2 0.03 271 214 0.79 76.39% 133
    Nov 07, 2025 12 2 0.17 50 13 0.26 74.89% 140
    Nov 14, 2025 2 7 3.5 4 1 0.25 69.16% 145
    Nov 21, 2025 343 482 1.41 2,146 1,494 0.7 65.09% 125
    Dec 19, 2025 190 157 0.83 3,783 295 0.08 58.67% 140
    Jan 16, 2026 689 72 0.1 15,135 9,115 0.6 52.19% 130
    Mar 20, 2026 259 200 0.77 6,429 909 0.14 51.99% 140
    Apr 17, 2026 4 12 3 105 36 0.34 51.19% 140
    Jun 18, 2026 32 0 0 1,087 878 0.81 47.46% 145
    Sep 18, 2026 11 21 1.91 132 1,038 7.86 44.83% 155
    Dec 18, 2026 8 0 0 1,259 1,467 1.17 38.12% 145
    Jan 15, 2027 36 12 0.33 2,505 2,633 1.05 39.16% 135
    Jan 21, 2028 5 10 2 40 123 3.08 40.99% 145

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