Put-Call Ratio (Open Interest) (20-Day)

Put-Call Ratio (Open Interest): The ratio of outstanding put contracts to outstanding call contracts at the close of the trading day, for options with the relevant expiration date.

Capital One Financial Corporation (COF) had 20-Day Put-Call Ratio (Open Interest) of 0.2460 for 2025-07-16.

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Figures for 2025-07-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1804
Historical Volatility (Parkinson)	0.1765
Implied Volatility (Calls)	0.3510
Implied Volatility (Puts)	0.3491
Implied Volatility (Mean)	0.3501
Put-Call Implied Volatility Ratio	0.9945
Implied Volatility Skew	0.0730
Option Statistics
Put-Call Ratio (Volume)	0.2441
Put-Call Ratio (Open Interest)	0.2460