Put-Call Ratio (Volume) (30-Day)

Put-Call Ratio (Volume): The ratio of puts traded to calls traded, for options with the relevant expiration date.

VanEck Oil Refiners ETF (CRAK) had 30-Day Put-Call Ratio (Volume) of 0.1943 for 2026-09-01.

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Figures for 2026-09-01

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2215
Historical Volatility (Parkinson)	0.1659
Implied Volatility (Calls)	0.2942
Implied Volatility (Puts)	0.2835
Implied Volatility (Mean)	0.2888
Put-Call Implied Volatility Ratio	0.9638
Implied Volatility Skew	0.0135
Option Statistics
Put-Call Ratio (Volume)	0.1943
Put-Call Ratio (Open Interest)	0.4122