Put-Call Ratio (Volume) (150-Day)

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

Bio-Rad Laboratories, Inc. (BIO) 150-Day Put-Call Ratio (Volume) data is not available for 2026-07-21.

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Figures for 2026-07-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4010
Historical Volatility (Parkinson)	0.3206
Implied Volatility (Calls)	0.4152
Implied Volatility (Puts)	0.4224
Implied Volatility (Mean)	0.4188
Put-Call Implied Volatility Ratio	1.0173
Implied Volatility Skew	0.0288
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.4865