Cabaletta Bio, Inc. — Director's Dealing 2023

Jan 28, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Cabaletta Bio, Inc. (CABA)
CIK: 0001759138
Period of Report: 2023-01-18

Reporting Person: Chang David J. (Chief Medical Officer)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-01-18	Stock Option (Right to Buy)	$11.09	A	150000	Acquired	2033-01-17	Common Stock (150000)	Direct

Footnotes

F1: 25% of the shares underlying this option shall vest and become exercisable on January 18, 2024, with the remainder vesting in twelve substantially equal quarterly installments thereafter, subject to the reporting person's continued service on each such vesting date.