Option chain for 4D Molecular Therapeutics (FDMT): calls and puts for every expiration and strike, with quotes, volume, open interest, implied volatility and greeks. As of Oct 21, 2026, FDMT had 5 option expirations, from Nov 20, 2026 to Jul 16, 2027, and 87 contracts traded that day. The nearest expiration, Nov 20, 2026, had an at-the-money implied volatility of 72.8% (+59% on the day) and 0 contracts traded; the busiest was Jul 16, 2027, with 84.

For the latest figures, see FDMT options overview.

Key numbers

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

Nov 20, 2026 (30 days): ATM IV 72.8% (+59%), volume 0
Dec 18, 2026 (58 days): ATM IV 72.8% (+61%), volume 0
Jan 15, 2027 (86 days): ATM IV 73.5% (+18%), volume 3
Apr 16, 2027 (177 days): ATM IV 43.6% (-8%), volume 0
Jul 16, 2027 (268 days): ATM IV 84.8% (+32%), volume 84

Data as of October 21, 2026.

FDMT Option Chain

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

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