Option chain for Sutro Biopharma (STRO): calls and puts for every expiration and strike, with quotes, volume, open interest, implied volatility and greeks. As of Oct 26, 2026, STRO had 4 option expirations, from Nov 20, 2026 to May 21, 2027, and 57 contracts traded that day. The nearest expiration, Nov 20, 2026, had an at-the-money implied volatility of 82.4% (-9% on the day) and 2 contracts traded; the busiest was May 21, 2027, with 45.

For the latest figures, see STRO options overview.

Key numbers

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

Nov 20, 2026 (25 days): ATM IV 82.4% (-9%), volume 2
Dec 18, 2026 (53 days): ATM IV 98.8% (+41%), volume 0
Feb 19, 2027 (116 days): ATM IV 66.1% (-2%), volume 10
May 21, 2027 (207 days): ATM IV 84.3% (-6%), volume 45

Data as of October 26, 2026.

STRO Option Chain

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

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