Put-Call Ratio (Volume) (20-Day)

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

Caterpillar Inc. (CAT) had 20-Day Put-Call Ratio (Volume) of 0.2769 for 2026-05-22.

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Figures for 2026-05-22

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3680
Historical Volatility (Parkinson)	0.2900
Implied Volatility (Calls)	0.3914
Implied Volatility (Puts)	0.3420
Implied Volatility (Mean)	0.3667
Put-Call Implied Volatility Ratio	0.8737
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	0.2769
Put-Call Ratio (Open Interest)	1.8461