Option chain for Genmab A/S - American Depositary Shares (GMAB): calls and puts for every expiration and strike, with quotes, volume, open interest, implied volatility and greeks. As of Nov 12, 2026, GMAB had 7 option expirations, from Nov 20, 2026 to Jan 19, 2029, and 26,975 contracts traded that day. The nearest expiration, Nov 20, 2026, had an at-the-money implied volatility of 41.9% (+7% on the day) and 2,733 contracts traded; the busiest was Dec 18, 2026, with 23,971.

For the latest figures, see GMAB options overview.

Key numbers

Expirations: at-the-money implied volatility, change on the day, volume

Nov 20, 2026 (8 days): ATM IV 41.9% (+7%), volume 2,733
Dec 18, 2026 (36 days): ATM IV 39.5% (+3%), volume 23,971
Jan 15, 2027 (64 days): ATM IV 40.6% (+16%), volume 35
Feb 19, 2027 (99 days): ATM IV 43.6% (-5%), volume 182
May 21, 2027 (190 days): ATM IV 43.3% (-4%), volume 22
Jan 21, 2028 (435 days): ATM IV 43.3% (-3%), volume 26
Jan 19, 2029 (799 days): ATM IV 42.4% (+1%), volume 6

Data as of November 12, 2026.

GMAB Option Chain

Detailed and comprehensive option chain for each expiration listed for GMAB. Includes volume, open interest, implied volatility, and bid/ask for each strike. Investigate further by clicking on a strike and seeing trade activity, volatility movement, and yesterday's closing values. Use the built-in options profit calculator to see the profit or loss of any GMAB options strategy.

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