0001209191-20-039768.txt : 20200701
0001209191-20-039768.hdr.sgml : 20200701
20200701164813
ACCESSION NUMBER: 0001209191-20-039768
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20200629
FILED AS OF DATE: 20200701
DATE AS OF CHANGE: 20200701
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Booth Bruce
CENTRAL INDEX KEY: 0001451612
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-38541
FILM NUMBER: 201005843
MAIL ADDRESS:
STREET 1: 890 WINTER STREET
STREET 2: SUITE 320
CITY: WALTHAM
STATE: MA
ZIP: 02451
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
2020-06-29
0
0001690585
Magenta Therapeutics, Inc.
MGTA
0001451612
Booth Bruce
C/O MAGENTA THERAPEUTICS, INC.
100 TECHNOLOGY SQ, 5TH FLOOR
CAMBRIDGE
MA
02139
1
0
0
0
Common Stock
2020-06-29
4
P
0
1250000
8.00
A
1250000
I
See footnote
Common Stock
4117125
I
See footnote
The shares are held directly by Atlas Venture Opportunity Fund I, L.P. ("Atlas Venture Opportunity Fund I"). The general partner of Atlas Venture
Opportunity Fund I is Atlas Venture Associates Opportunity I, L.P. ("AVAO I LP"). Atlas Venture Associates Opportunity I, LLC ("AVAO I LLC") is
the general partner of AVAO I LP. Dr. Booth is a member of AVAO I LLC and disclaims beneficial ownership of such securities held by Atlas Venture Opportunity Fund I, except to the extent of his pecuniary interest therein, if any.
The shares are held directly by Atlas Venture Fund X, L.P. ("AVF X"). The general partner of AVF X is Atlas Venture Associates X, L.P. ("AVA X LP"). Atlas Venture Associates X, LLC ("AVA X LLC") is the general partner of AVA X LP. Dr. Booth is a member of AVA X LLC and disclaims beneficial ownership of such securities held by AVF X, except to the extent of his pecuniary interest therein, if any.
/s/ Ommer Chohan, Attorney-in-Fact for Bruce Booth
2020-07-01