Put-Call Ratio (Volume) (20-Day)

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

BeOne Medicines Ltd. - Sponsored ADR (ONC) had 20-Day Put-Call Ratio (Volume) of 0.3333 for 2026-07-20.

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Figures for 2026-07-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2878
Historical Volatility (Parkinson)	0.2651
Implied Volatility (Calls)	0.4617
Implied Volatility (Puts)	0.4541
Implied Volatility (Mean)	0.4579
Put-Call Implied Volatility Ratio	0.9835
Implied Volatility Skew	-0.0080
Option Statistics
Put-Call Ratio (Volume)	0.3333
Put-Call Ratio (Open Interest)	0.7307