Cabaletta Bio, Inc. — Director's Dealing 2021

Jun 3, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Cabaletta Bio, Inc. (CABA)
CIK: 0001759138
Period of Report: 2021-06-01

Reporting Person: Simon Mark (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-06-01	Stock Option (Right to buy)	$11.00	A	22000	Acquired	2031-05-31	Common Stock (22000)	Direct

Footnotes

F1: This option shall vest in full upon the earlier of (1) June 1, 2022 or (2) the date of the next annual meeting of the Corporation's stockholders.