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) had 150-Day Put-Call Ratio (Volume) of 1.0000 for 2026-09-04.

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Figures for 2026-09-04

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4024
Historical Volatility (Parkinson)	0.3292
Implied Volatility (Calls)	0.3477
Implied Volatility (Puts)	0.3570
Implied Volatility (Mean)	0.3524
Put-Call Implied Volatility Ratio	1.0269
Implied Volatility Skew	0.0268
Option Statistics
Put-Call Ratio (Volume)	1.0000
Put-Call Ratio (Open Interest)	0.2943