Put-Call Ratio (Volume) (30-Day)

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

CME Group Inc. (CME) had 30-Day Put-Call Ratio (Volume) of 0.3645 for 2026-06-03.

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Figures for 2026-06-03

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3432
Historical Volatility (Parkinson)	0.2849
Implied Volatility (Calls)	0.2986
Implied Volatility (Puts)	0.2825
Implied Volatility (Mean)	0.2905
Put-Call Implied Volatility Ratio	0.9460
Implied Volatility Skew	0.0557
Option Statistics
Put-Call Ratio (Volume)	0.3645
Put-Call Ratio (Open Interest)	0.9328