Put-Call Ratio (Volume) (10-Day)

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

BillionToOne, Inc. (BLLN) had 10-Day Put-Call Ratio (Volume) of 31.8182 for 2026-10-02.

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Figures for 2026-10-02

Volatility Metrics
Historical Volatility (Close-to-Close)	0.8278
Historical Volatility (Parkinson)	0.7016
Implied Volatility (Calls)	0.5653
Implied Volatility (Puts)	0.6195
Implied Volatility (Mean)	0.5924
Put-Call Implied Volatility Ratio	1.0960
Implied Volatility Skew	-0.0617
Option Statistics
Put-Call Ratio (Volume)	31.8182
Put-Call Ratio (Open Interest)	0.4127