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.

ProShares UltraPro Short S&P500 (SPXU) had 20-Day Put-Call Ratio (Open Interest) of 1.5774 for 2026-01-16.

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Figures for 2026-01-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2067
Historical Volatility (Parkinson)	0.1943
Implied Volatility (Calls)	0.4216
Implied Volatility (Puts)	0.3813
Implied Volatility (Mean)	0.4014
Put-Call Implied Volatility Ratio	0.9045
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	2.8571
Put-Call Ratio (Open Interest)	1.5774