Put-Call Ratio (Volume) (150-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 150-Day Put-Call Ratio (Volume) of 0.1646 for 2026-03-20.

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Figures for 2026-03-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2760
Historical Volatility (Parkinson)	0.2572
Implied Volatility (Calls)	0.3297
Implied Volatility (Puts)	0.3447
Implied Volatility (Mean)	0.3372
Put-Call Implied Volatility Ratio	1.0455
Implied Volatility Skew	0.0176
Option Statistics
Put-Call Ratio (Volume)	0.1646
Put-Call Ratio (Open Interest)	0.6595