Put-Call Ratio (Volume) (90-Day)

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

Northrop Grumman Corporation (NOC) had 90-Day Put-Call Ratio (Volume) of 1.3762 for 2025-09-12.

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Figures for 2025-09-12

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2440
Historical Volatility (Parkinson)	0.1738
Implied Volatility (Calls)	0.2386
Implied Volatility (Puts)	0.2341
Implied Volatility (Mean)	0.2363
Put-Call Implied Volatility Ratio	0.9812
Implied Volatility Skew	0.0377
Option Statistics
Put-Call Ratio (Volume)	1.3762
Put-Call Ratio (Open Interest)	1.0515