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.

Cabaletta Bio, Inc. (CABA) 150-Day Put-Call Ratio (Volume) data is not available for 2026-04-21.

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Figures for 2026-04-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.8276
Historical Volatility (Parkinson)	0.7783
Implied Volatility (Calls)	1.4729
Implied Volatility (Puts)	1.3536
Implied Volatility (Mean)	1.4133
Put-Call Implied Volatility Ratio	0.9190
Implied Volatility Skew	0.0673
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.0103