0001562180-19-005307.txt : 20191101 0001562180-19-005307.hdr.sgml : 20191101 20191101200257 ACCESSION NUMBER: 0001562180-19-005307 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20191101 FILED AS OF DATE: 20191101 DATE AS OF CHANGE: 20191101 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: 191188075 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 primarydocument.xml PRIMARY DOCUMENT X0306 4 2019-11-01 false 0001690585 Magenta Therapeutics, Inc. MGTA 0001741288 COOKE MICHAEL P. C/O MAGENTA THERAPEUTICS, INC. 100 TECHNOLOGY SQUARE, 5TH FLOOR CAMBRIDGE MA 02139 false true false false Chief Scientific Officer common stock 2019-11-01 4 S false 5000.00 10.6667 D 253023.00 D This transaction was executed in multiple trades at prices ranging from $10.35 to $10.715. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request by the staff of the U.S. Securities and Exchange Commission, the issuer or a security holder of the issuer, full information regarding the number of shares and prices at which the transaction was effected. /s/ Michael P. Cooke 2019-11-01