0000899243-22-028910.txt : 20220817 0000899243-22-028910.hdr.sgml : 20220817 20220817081902 ACCESSION NUMBER: 0000899243-22-028910 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20220815 FILED AS OF DATE: 20220817 DATE AS OF CHANGE: 20220817 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: VASCONCELLES MICHAEL CENTRAL INDEX KEY: 0001734755 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38541 FILM NUMBER: 221172141 MAIL ADDRESS: STREET 1: C/O UNUM THERAPEUTICS STREET 2: 200 CAMBRIDGEPARK DR., STE. 3100 CITY: CAMBRIDGE STATE: MA ZIP: 02140 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Magenta Therapeutics, Inc. CENTRAL INDEX KEY: 0001690585 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 100 TECHNOLOGY SQUARE STREET 2: 5TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02139 BUSINESS PHONE: 857-201-2700 MAIL ADDRESS: STREET 1: 100 TECHNOLOGY SQUARE STREET 2: 5TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02139 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2022-08-15 0 0001690585 Magenta Therapeutics, Inc. MGTA 0001734755 VASCONCELLES MICHAEL C/O MAGENTA THERAPEUTICS, INC. 100 TECHNOLOGY SQUARE CAMBRIDGE MA 02139 1 0 0 0 Stock Option (Right to Buy) 1.77 2022-08-15 4 A 0 40000 0.00 A 2032-08-14 Common Stock 40000 40000 D This option shall vest and become exercisable over three years, with 33% of this option vesting on August 15, 2023, and the remainder vesting in 24 equal monthly installments thereafter. /s/ Cindy Driscoll, Attorney-in-Fact for Michael Vasconcelles 2022-08-17