Option chain for Repligen (RGEN): calls and puts for every expiration and strike, with quotes, volume, open interest, implied volatility and greeks. As of Oct 21, 2026, RGEN had 6 option expirations, from Nov 20, 2026 to Dec 17, 2027, and 21 contracts traded that day. The nearest expiration, Nov 20, 2026, had an at-the-money implied volatility of 61.1% (-1% on the day) and 16 contracts traded.

For the latest figures, see RGEN options overview.

Key numbers

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

Nov 20, 2026 (30 days): ATM IV 61.1% (-1%), volume 16
Dec 18, 2026 (58 days): ATM IV 54.2% (-0%), volume 4
Feb 19, 2027 (121 days): ATM IV 50.2% (-2%), volume 1
May 21, 2027 (212 days): ATM IV 50.0% (-0%), volume 0
Jun 17, 2027 (239 days): ATM IV 49.7% (+1%), volume 0
Dec 17, 2027 (422 days): ATM IV 48.6% (-0%), volume 0

Data as of October 21, 2026.

RGEN Option Chain

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

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