Put-Call Ratio (Open Interest) (10-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 UltraShort 20+ Year Treasury (TBT) had 10-Day Put-Call Ratio (Open Interest) of 0.7585 for 2026-04-21.

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Figures for 2026-04-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1839
Historical Volatility (Parkinson)	0.1114
Implied Volatility (Calls)	0.1546
Implied Volatility (Puts)	0.2441
Implied Volatility (Mean)	0.1994
Put-Call Implied Volatility Ratio	1.5794
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	0.0068
Put-Call Ratio (Open Interest)	0.7585