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.

Donaldson Company, Inc. (DCI) had 30-Day Put-Call Ratio (Volume) of 1.8067 for 2025-08-28.

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Figures for 2025-08-28

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3488
Historical Volatility (Parkinson)	0.2583
Implied Volatility (Calls)	0.2507
Implied Volatility (Puts)	0.1894
Implied Volatility (Mean)	0.2201
Put-Call Implied Volatility Ratio	0.7555
Implied Volatility Skew	-0.0026
Option Statistics
Put-Call Ratio (Volume)	1.8067
Put-Call Ratio (Open Interest)	0.7043