Put-Call Ratio (Volume) (10-Day)

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

Equifax, Inc. (EFX) had 10-Day Put-Call Ratio (Volume) of 0.8316 for 2026-10-19.

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Figures for 2026-10-19

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4669
Historical Volatility (Parkinson)	0.3084
Implied Volatility (Calls)	0.4940
Implied Volatility (Puts)	0.4920
Implied Volatility (Mean)	0.4930
Put-Call Implied Volatility Ratio	0.9960
Implied Volatility Skew	0.0081
Option Statistics
Put-Call Ratio (Volume)	0.8316
Put-Call Ratio (Open Interest)	1.9510