Put-Call Ratio (Volume) (180-Day)

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

Ecovyst Inc. (ECVT) had 180-Day Put-Call Ratio (Volume) of 0.0000 for 2026-06-03.

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Figures for 2026-06-03

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3104
Historical Volatility (Parkinson)	0.3289
Implied Volatility (Calls)	0.4596
Implied Volatility (Puts)	0.4045
Implied Volatility (Mean)	0.4320
Put-Call Implied Volatility Ratio	0.8800
Implied Volatility Skew	0.0581
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	0.0759