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.

Cabaletta Bio, Inc. (CABA) had 180-Day Put-Call Ratio (Volume) of 99.0000 for 2026-10-19.

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Figures for 2026-10-19

Volatility Metrics
Historical Volatility (Close-to-Close)	0.7808
Historical Volatility (Parkinson)	0.7646
Implied Volatility (Calls)	1.5446
Implied Volatility (Puts)	1.6298
Implied Volatility (Mean)	1.5872
Put-Call Implied Volatility Ratio	1.0552
Implied Volatility Skew	0.2112
Option Statistics
Put-Call Ratio (Volume)	99.0000
Put-Call Ratio (Open Interest)	2.0149