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.

WD-40 Company (WDFC) had 20-Day Put-Call Ratio (Volume) of 1.1667 for 2026-07-20.

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Figures for 2026-07-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.6050
Historical Volatility (Parkinson)	0.4867
Implied Volatility (Calls)	0.3114
Implied Volatility (Puts)	0.2884
Implied Volatility (Mean)	0.2999
Put-Call Implied Volatility Ratio	0.9263
Implied Volatility Skew	0.0660
Option Statistics
Put-Call Ratio (Volume)	1.1667
Put-Call Ratio (Open Interest)	1.0076