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.

Eastman Chemical Company (EMN) had 20-Day Put-Call Ratio (Open Interest) of 0.8126 for 2026-01-13.

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Figures for 2026-01-13

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3428
Historical Volatility (Parkinson)	0.3245
Implied Volatility (Calls)	0.3794
Implied Volatility (Puts)	0.4102
Implied Volatility (Mean)	0.3948
Put-Call Implied Volatility Ratio	1.0811
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	2.4629
Put-Call Ratio (Open Interest)	0.8126