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.

Western Digital Corporation (WDC) had 30-Day Put-Call Ratio (Volume) of 1.3805 for 2026-05-22.

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Figures for 2026-05-22

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5705
Historical Volatility (Parkinson)	0.5942
Implied Volatility (Calls)	0.7779
Implied Volatility (Puts)	0.7720
Implied Volatility (Mean)	0.7749
Put-Call Implied Volatility Ratio	0.9924
Implied Volatility Skew	0.0171
Option Statistics
Put-Call Ratio (Volume)	1.3805
Put-Call Ratio (Open Interest)	1.0183