Put-Call Ratio (Volume) (60-Day)

Put-Call Ratio (Volume): The ratio of puts traded to calls traded, for options with the relevant expiration date.

Charles River Laboratories International, Inc. (CRL) had 60-Day Put-Call Ratio (Volume) of 0.4678 for 2026-01-16.

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Figures for 2026-01-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2964
Historical Volatility (Parkinson)	0.3280
Implied Volatility (Calls)	0.4020
Implied Volatility (Puts)	0.3934
Implied Volatility (Mean)	0.3977
Put-Call Implied Volatility Ratio	0.9785
Implied Volatility Skew	0.0308
Option Statistics
Put-Call Ratio (Volume)	0.4678
Put-Call Ratio (Open Interest)	1.0592