Put-Call Ratio (Volume) (180-Day)

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

McKesson Corporation (MCK) had 180-Day Put-Call Ratio (Volume) of 4.7524 for 2026-08-21.

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Figures for 2026-08-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2888
Historical Volatility (Parkinson)	0.2545
Implied Volatility (Calls)	0.3137
Implied Volatility (Puts)	0.2891
Implied Volatility (Mean)	0.3014
Put-Call Implied Volatility Ratio	0.9214
Implied Volatility Skew	0.0379
Option Statistics
Put-Call Ratio (Volume)	4.7524
Put-Call Ratio (Open Interest)	0.7334