Put-Call Ratio (Open Interest) (90-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.

Proshares Short 20+ Year Treasury (TBF) had 90-Day Put-Call Ratio (Open Interest) of 0.2949 for 2026-01-20.

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Figures for 2026-01-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.0784
Historical Volatility (Parkinson)	0.0522
Implied Volatility (Calls)	0.1851
Implied Volatility (Puts)	0.1486
Implied Volatility (Mean)	0.1669
Put-Call Implied Volatility Ratio	0.8032
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	0.0689
Put-Call Ratio (Open Interest)	0.2949