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.

Northrop Grumman Corporation (NOC) had 20-Day Put-Call Ratio (Volume) of 0.2301 for 2026-02-20.

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Figures for 2026-02-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3038
Historical Volatility (Parkinson)	0.2602
Implied Volatility (Calls)	0.3057
Implied Volatility (Puts)	0.3051
Implied Volatility (Mean)	0.3054
Put-Call Implied Volatility Ratio	0.9980
Implied Volatility Skew	-0.0345
Option Statistics
Put-Call Ratio (Volume)	0.2301
Put-Call Ratio (Open Interest)	1.0486