Put-Call Ratio (Volume) (30-Day)

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

Cabaletta Bio, Inc. (CABA) had 30-Day Put-Call Ratio (Volume) of 0.0000 for 2025-08-29.

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Figures for 2025-08-29

Volatility Metrics
Historical Volatility (Close-to-Close)	1.0632
Historical Volatility (Parkinson)	0.8189
Implied Volatility (Calls)	3.3322
Implied Volatility (Puts)	0.9428
Implied Volatility (Mean)	2.1375
Put-Call Implied Volatility Ratio	0.2829
Implied Volatility Skew	0.0782
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	0.1118