Cabaletta Bio, Inc. — Director's Dealing 2026

Jan 21, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Cabaletta Bio, Inc. (CABA)
CIK: 0001759138
Period of Report: 2026-01-21

Reporting Person: Gavel Steve (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-01-21	Common Stock	P	22170	$2.265	Acquired	22170	Direct

Footnotes

F1: The price reported in Column 4 is a weighted average price. These shares were purchased at prices ranging from $2.26 to $2.27, inclusive. The reporting person has provided to the Issuer, and undertakes to provide any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.