Cerus (CERS) options traded 212 contracts on November 3, 2026 (12 calls and 200 puts, a put/call ratio of 16.67), compared with a 30-day average of 117. Options price a move of about ±3.5% by the nearest expiration.

Key numbers

30-day implied volatility (IV30): 56.9%
Implied move by the nearest expiration: ±3.5%
Option volume: 212 contracts (12 calls, 200 puts); 30-day average 117

Data as of November 3, 2026.

CERS Option Breakdown

A breakdown of key statistics for each option expiration listed for CERS. 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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