Merck & Co. Inc. (MRK) Options Analysis - Options Chain, Volume & Implied Volatility - Stocknear
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    Merck & Co. Inc.

    NYSE: MRK · Real-Time Price · USD
    78.54
    0.95 (1.22%)
    At close: Sep 26, 2025, 3:59 PM
    78.70
    0.20%
    After-hours: Sep 26, 2025, 07:56 PM EDT

    MRK Option Overview

    Overview for all option chains of MRK. As of September 28, 2025, MRK options have an IV of 41.88% and an IV rank of 57.59%. The volume is 41,932 contracts, which is 207.34% of average daily volume of 20,224 contracts. The volume put-call ratio is 0.93, indicating a neutral sentiment in the market.

    Implied Volatility

    Implied Volatility (30d)
    41.88%
    IV Rank
    57.59%
    Historical Volatility
    20.72%
    IV Low
    27.03% on Sep 30, 2024
    IV High
    52.81% on Jun 13, 2025

    Open Interest (OI)

    Today's Open Interest
    657,105
    Put-Call Ratio
    0.75
    Put Open Interest
    280,583
    Call Open Interest
    376,522
    Open Interest Avg (30-day)
    548,927
    Today vs Open Interest Avg (30-day)
    119.71%

    Option Volume

    Today's Volume
    41,932
    Put-Call Ratio
    0.93
    Put Volume
    20,198
    Call Volume
    21,734
    Volume Avg (30-day)
    20,224
    Today vs Volume Avg (30-day)
    207.34%

    Option Chain Statistics

    This table provides a comprehensive overview of all MRK 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 03, 2025 3,694 4,292 1.16 13,212 10,757 0.81 54.63% 80
    Oct 10, 2025 729 2,663 3.65 4,308 4,500 1.04 41.92% 79
    Oct 17, 2025 4,257 1,017 0.24 41,811 47,058 1.13 41.84% 81
    Oct 24, 2025 1,635 274 0.17 14,132 2,604 0.18 37.21% 78
    Oct 31, 2025 317 6,216 19.61 1,031 1,503 1.46 39.81% 80
    Nov 07, 2025 39 14 0.36 35 26 0.74 39.93% 82
    Nov 21, 2025 1,693 780 0.46 38,674 36,702 0.95 38.59% 80
    Dec 19, 2025 5,559 1,558 0.28 54,336 27,744 0.51 55.05% 85
    Jan 16, 2026 1,530 1,338 0.87 73,794 51,504 0.7 46.95% 90
    Mar 20, 2026 504 427 0.85 18,142 24,151 1.33 34.26% 85
    Apr 17, 2026 421 25 0.06 1,943 2,826 1.45 31.59% 80
    Jun 18, 2026 192 225 1.17 17,910 23,945 1.34 31.96% 80
    Sep 18, 2026 121 464 3.83 27,550 7,004 0.25 28.76% 85
    Dec 18, 2026 307 189 0.62 9,373 6,967 0.74 31.27% 85
    Jan 15, 2027 618 693 1.12 35,073 20,686 0.59 30.11% 85
    Jun 17, 2027 57 0 0 16,596 3,606 0.22 30.15% 80
    Dec 17, 2027 43 8 0.19 7,640 8,312 1.09 29.78% 80
    Jan 21, 2028 18 15 0.83 962 688 0.72 29.87% 75

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