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.

Columbia Banking System, Inc. (COLB) had 150-Day Put-Call Ratio (Volume) of 0.0000 for 2026-06-04.

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Figures for 2026-06-04

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2823
Historical Volatility (Parkinson)	0.2682
Implied Volatility (Calls)	0.2567
Implied Volatility (Puts)	0.3865
Implied Volatility (Mean)	0.3216
Put-Call Implied Volatility Ratio	1.5057
Implied Volatility Skew	0.0366
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	0.3323