Option chain for Geron (GERN): calls and puts for every expiration and strike, with quotes, volume, open interest, implied volatility and greeks. As of Oct 29, 2026, GERN had 7 option expirations, from Nov 20, 2026 to Jan 19, 2029, and 307 contracts traded that day. The nearest expiration, Nov 20, 2026, had an at-the-money implied volatility of 82.6% (+16% on the day) and 14 contracts traded; the busiest was Dec 18, 2026, with 115.

For the latest figures, see GERN options overview.

Key numbers

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

Nov 20, 2026 (22 days): ATM IV 82.6% (+16%), volume 14
Dec 18, 2026 (50 days): ATM IV 60.1% (+13%), volume 115
Jan 15, 2027 (78 days): ATM IV 77.9% (+11%), volume 25
Mar 19, 2027 (141 days): ATM IV 78.6% (-17%), volume 90
Jun 17, 2027 (231 days): ATM IV 63.4% (-16%), volume 41
Jan 21, 2028 (449 days): ATM IV 40.8% (-42%), volume 0
Jan 19, 2029 (813 days): ATM IV 58.3% (-33%), volume 22

Data as of October 29, 2026.

GERN Option Chain

Detailed and comprehensive option chain for each expiration listed for GERN. 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 GERN options strategy.

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