Cullinan Therapeutics (CGEM) options traded 4,765 contracts on October 16, 2026 (249 calls and 4,516 puts, a put/call ratio of 18.14), compared with a 30-day average of 1,853. Options price a move of about ±4.2% by the nearest expiration.

Key numbers

30-day implied volatility (IV30): 78.5%
Implied move by the nearest expiration: ±4.2%
Option volume: 4,765 contracts (249 calls, 4,516 puts); 30-day average 1,853

Data as of October 16, 2026.

CGEM Option Breakdown

A breakdown of key statistics for each option expiration listed for CGEM. View implied volatility, volatility skew, volume, open interest, straddle premiums, and liquidity -- including bid/ask spread and NBBO bid/ask sizes. Includes links to the option chain, as well as numerous detailed charts.

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