Charles River Laboratories International (CRL) options traded 446 contracts on November 6, 2026 (257 calls and 189 puts, a put/call ratio of 0.74), compared with a 30-day average of 920. Options price a move of about ±3.7% by the nearest expiration.

Key numbers

30-day implied volatility (IV30): 53.3%
Implied move by the nearest expiration: ±3.7%
Option volume: 446 contracts (257 calls, 189 puts); 30-day average 920

Data as of November 6, 2026.

CRL Option Breakdown

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