0000899243-23-016147.txt : 20230621 0000899243-23-016147.hdr.sgml : 20230621 20230621163852 ACCESSION NUMBER: 0000899243-23-016147 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230620 FILED AS OF DATE: 20230621 DATE AS OF CHANGE: 20230621 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Binder Gwendolyn CENTRAL INDEX KEY: 0001791742 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39103 FILM NUMBER: 231030415 MAIL ADDRESS: STREET 1: C/O CABALETTA BIO, INC. STREET 2: 2929 ARCH STREET, SUITE 600 CITY: PHILADELPHIA STATE: PA ZIP: 19104 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Cabaletta Bio, Inc. CENTRAL INDEX KEY: 0001759138 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 2929 ARCH STREET STREET 2: SUITE 600 CITY: PHILADELPHIA STATE: PA ZIP: 19104 BUSINESS PHONE: (267) 759-3100 MAIL ADDRESS: STREET 1: 2929 ARCH STREET STREET 2: SUITE 600 CITY: PHILADELPHIA STATE: PA ZIP: 19104 4 1 doc4.xml FORM 4 SUBMISSION X0407 4 2023-06-20 0 0001759138 Cabaletta Bio, Inc. CABA 0001791742 Binder Gwendolyn C/O CABALETTA BIO, INC. 2929 ARCH STREET, SUITE 600 PHILADELPHIA PA 19104 0 1 0 0 See Remarks 1 Common Stock 2023-06-20 4 M 0 11000 1.01 A 31000 D Common Stock 2023-06-20 4 S 0 11000 12.9932 D 20000 D Stock Option (Right to Buy) 1.01 2023-06-20 4 M 0 11000 0.00 D 2028-10-28 Common Stock 11000 177756 D These transactions were effected pursuant to a Rule 10b5-1 trading plan dated January 20, 2023 adopted by the Reporting Person. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.36 - $13.30. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. This option vests over four years, with 25% vested on October 11, 2019, and the remaining shares vesting in 12 equal quarterly installments thereafter. President, Science & Technology By: /s/ Michael Gerard, as Attorney-in-Fact 2023-06-21