Put-Call Ratio (Volume) (60-Day)

Put-Call Ratio (Volume): The ratio of puts traded to calls traded, for options with the relevant expiration date.

United States Oil ETF (USO) had 60-Day Put-Call Ratio (Volume) of 1.8313 for 2026-05-21.

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Figures for 2026-05-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.6965
Historical Volatility (Parkinson)	0.4242
Implied Volatility (Calls)	0.6695
Implied Volatility (Puts)	0.6683
Implied Volatility (Mean)	0.6689
Put-Call Implied Volatility Ratio	0.9982
Implied Volatility Skew	-0.0248
Option Statistics
Put-Call Ratio (Volume)	1.8313
Put-Call Ratio (Open Interest)	2.1601