Put-Call Ratio (Volume) (150-Day)

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

Delek US Holdings, Inc. (DK) had 150-Day Put-Call Ratio (Volume) of 0.1824 for 2026-07-21.

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Figures for 2026-07-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.6026
Historical Volatility (Parkinson)	0.5101
Implied Volatility (Calls)	0.6155
Implied Volatility (Puts)	0.6344
Implied Volatility (Mean)	0.6250
Put-Call Implied Volatility Ratio	1.0307
Implied Volatility Skew	0.0070
Option Statistics
Put-Call Ratio (Volume)	0.1824
Put-Call Ratio (Open Interest)	0.5956