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.

Norfolk Southern Corporation (NSC) had 20-Day Put-Call Ratio (Volume) of 0.0627 for 2026-04-16.

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Figures for 2026-04-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1244
Historical Volatility (Parkinson)	0.1518
Implied Volatility (Calls)	0.2670
Implied Volatility (Puts)	0.2917
Implied Volatility (Mean)	0.2793
Put-Call Implied Volatility Ratio	1.0924
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	0.0627
Put-Call Ratio (Open Interest)	0.7667