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.

Arthur J. Gallagher & Co. (AJG) had 180-Day Put-Call Ratio (Volume) of 5.0000 for 2026-05-21.

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Figures for 2026-05-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3092
Historical Volatility (Parkinson)	0.3008
Implied Volatility (Calls)	0.3464
Implied Volatility (Puts)	0.3569
Implied Volatility (Mean)	0.3516
Put-Call Implied Volatility Ratio	1.0303
Implied Volatility Skew	0.0267
Option Statistics
Put-Call Ratio (Volume)	5.0000
Put-Call Ratio (Open Interest)	0.5156