Put-Call Ratio (Open Interest) (180-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.

VanEck Oil Refiners ETF (CRAK) had 180-Day Put-Call Ratio (Open Interest) of 0.0400 for 2026-01-20.

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Figures for 2026-01-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1719
Historical Volatility (Parkinson)	0.1252
Implied Volatility (Calls)	0.1901
Implied Volatility (Puts)	0.2526
Implied Volatility (Mean)	0.2213
Put-Call Implied Volatility Ratio	1.3287
Implied Volatility Skew	0.0609
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.0400