Put-Call Ratio (Volume) (20-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 20-Day Put-Call Ratio (Volume) of 0.0702 for 2026-06-01.

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Figures for 2026-06-01

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1507
Historical Volatility (Parkinson)	0.1919
Implied Volatility (Calls)	0.3119
Implied Volatility (Puts)	0.2702
Implied Volatility (Mean)	0.2910
Put-Call Implied Volatility Ratio	0.8664
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	0.0702
Put-Call Ratio (Open Interest)	0.6977