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.

Oppenheimer Holdings, Inc. (OPY) had 20-Day Put-Call Ratio (Open Interest) of 1.2528 for 2025-10-13.

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Figures for 2025-10-13

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2580
Historical Volatility (Parkinson)	0.2556
Implied Volatility (Calls)	0.3853
Implied Volatility (Puts)	0.5025
Implied Volatility (Mean)	0.4439
Put-Call Implied Volatility Ratio	1.3041
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	1.2528