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 3.8411 for 2026-11-09.

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Figures for 2026-11-09

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2912
Historical Volatility (Parkinson)	0.2351
Implied Volatility (Calls)	0.3006
Implied Volatility (Puts)	0.3050
Implied Volatility (Mean)	0.3028
Put-Call Implied Volatility Ratio	1.0146
Implied Volatility Skew	0.0281
Option Statistics
Put-Call Ratio (Volume)	3.8411
Put-Call Ratio (Open Interest)	1.1047