0001690585-17-000001.txt : 20170505 0001690585-17-000001.hdr.sgml : 20170505 20170505152759 ACCESSION NUMBER: 0001690585-17-000001 CONFORMED SUBMISSION TYPE: D PUBLIC DOCUMENT COUNT: 1 ITEM INFORMATION: 06b FILED AS OF DATE: 20170505 DATE AS OF CHANGE: 20170505 EFFECTIVENESS DATE: 20170505 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Magenta Therapeutics, Inc. CENTRAL INDEX KEY: 0001690585 IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D SEC ACT: 1933 Act SEC FILE NUMBER: 021-286150 FILM NUMBER: 17818129 BUSINESS ADDRESS: STREET 1: 245 FIRST STREET STREET 2: 4TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02142 BUSINESS PHONE: 857-201-2700 MAIL ADDRESS: STREET 1: 245 FIRST STREET STREET 2: 4TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02142 D 1 primary_doc.xml X0707 D LIVE 0001690585 Magenta Therapeutics, Inc. 50 Hampshire Street 8th Floor CAMBRIDGE MA MASSACHUSETTS 02139 857-242-0170 DELAWARE HSCTCo Therapeutics, Inc. None Corporation true 2015 Jason Gardner 50 Hampshire Street 8th Floor Cambridge MA MASSACHUSETTS 02139 Executive Officer Director Bastiano Sanna 50 Hampshire Street 8th Floor Cambridge MA MASSACHUSETTS 02139 Executive Officer Blake Byers 50 Hampshire Street 8th Floor Cambridge MA MASSACHUSETTS 02139 Director Michael Bonney 50 Hampshire Street 8th Floor Cambridge MA MASSACHUSETTS 02139 Director Alexis Borisy 50 Hampshire Street 8th Floor Cambridge MA MASSACHUSETTS 02139 Director Bruce Booth 50 Hampshire Street 8th Floor Cambridge MA MASSACHUSETTS 02139 Director Thomas Daniel 50 Hampshire Street 8th Floor Cambridge MA MASSACHUSETTS 02139 Director David Scadden 50 Hampshire Street 8th Floor Cambridge MA MASSACHUSETTS 02139 Director Biotechnology Decline to Disclose 06b false 2017-04-21 false true false 0 50000000 46000000 4000000 false 13 0 0 0 false Magenta Therapeutics, Inc. /s/Jason Gardner Jason Gardner President 2017-05-05