0000899243-19-002870.txt : 20190207 0000899243-19-002870.hdr.sgml : 20190207 20190207161951 ACCESSION NUMBER: 0000899243-19-002870 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20190205 FILED AS OF DATE: 20190207 DATE AS OF CHANGE: 20190207 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: COOKE MICHAEL P. CENTRAL INDEX KEY: 0001741288 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38541 FILM NUMBER: 19575413 MAIL ADDRESS: STREET 1: C/O MAGENTA THERAPEUTICS STREET 2: 50 HAMPSHIRE STREET CITY: CAMBRIDGE STATE: MA ZIP: 02139 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 2019-02-05 0 0001690585 Magenta Therapeutics, Inc. MGTA 0001741288 COOKE MICHAEL P. C/O MAGENTA THERAPEUTICS, INC. 100 TECHNOLOGY SQUARE CAMBRIDGE MA 02139 0 1 0 0 Chief Scientific Officer Stock Option (Right to Buy) 7.13 2019-02-05 4 A 0 64000 0.00 A 2029-02-04 Common Stock 64000 64000 D This option shall vest and become exercisable in 12 equal quarterly installments beginning on January 1, 2019. /s/ Zoran Zdraveski, Attorney-in-Fact for Michael P. Cooke 2019-02-07