Put-Call Ratio (Open Interest) (20-Day)

Put-Call Ratio (Open Interest): The ratio of outstanding put contracts to outstanding call contracts at the close of the trading day, for options with the relevant expiration date.

CSX Corporation (CSX) had 20-Day Put-Call Ratio (Open Interest) of 0.3541 for 2026-10-16.

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Figures for 2026-10-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1334
Historical Volatility (Parkinson)	0.1374
Implied Volatility (Calls)	0.3451
Implied Volatility (Puts)	0.3060
Implied Volatility (Mean)	0.3256
Put-Call Implied Volatility Ratio	0.8868
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	0.3055
Put-Call Ratio (Open Interest)	0.3541