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.

Northern Trust Corporation (NTRS) had 30-Day Put-Call Ratio (Volume) of 3.6190 for 2025-08-28.

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Figures for 2025-08-28

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1858
Historical Volatility (Parkinson)	0.1822
Implied Volatility (Calls)	0.2405
Implied Volatility (Puts)	0.2245
Implied Volatility (Mean)	0.2325
Put-Call Implied Volatility Ratio	0.9333
Implied Volatility Skew	0.0329
Option Statistics
Put-Call Ratio (Volume)	3.6190
Put-Call Ratio (Open Interest)	0.4987