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.

Arch Capital Group Ltd. (ACGL) had 20-Day Put-Call Ratio (Volume) of 0.3770 for 2026-07-20.

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Figures for 2026-07-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2724
Historical Volatility (Parkinson)	0.2053
Implied Volatility (Calls)	0.2429
Implied Volatility (Puts)	0.2114
Implied Volatility (Mean)	0.2272
Put-Call Implied Volatility Ratio	0.8705
Implied Volatility Skew	-0.0059
Option Statistics
Put-Call Ratio (Volume)	0.3770
Put-Call Ratio (Open Interest)	0.7083