Put-Call Ratio (Volume) (20-Day)

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

Casella Waste Systems, Inc. (CWST) 20-Day Put-Call Ratio (Volume) data is not available for 2026-06-04.

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Figures for 2026-06-04

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3145
Historical Volatility (Parkinson)	0.3424
Implied Volatility (Calls)	0.3907
Implied Volatility (Puts)	0.3806
Implied Volatility (Mean)	0.3856
Put-Call Implied Volatility Ratio	0.9741
Implied Volatility Skew	0.0725
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	2.3885