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.

Equifax, Inc. (EFX) had 30-Day Put-Call Ratio (Volume) of 0.7546 for 2026-01-16.

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Figures for 2026-01-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2886
Historical Volatility (Parkinson)	0.2396
Implied Volatility (Calls)	0.3782
Implied Volatility (Puts)	0.3736
Implied Volatility (Mean)	0.3759
Put-Call Implied Volatility Ratio	0.9876
Implied Volatility Skew	0.0547
Option Statistics
Put-Call Ratio (Volume)	0.7546
Put-Call Ratio (Open Interest)	0.5714