SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form SC 13G - Statement of acquisition of beneficial ownership by individuals:
SEC Accession No. 0001193125-19-037919
Filing Date
2019-02-13
Accepted
2019-02-13 16:03:03
Documents
1
Group Members
THIRD ROCK VENTURES IV, L.P.TRV GP IV, LLC

Document Format Files

Seq Description Document Type Size
1 SC 13G d673662dsc13g.htm SC 13G 84349
  Complete submission text file 0001193125-19-037919.txt   85922
Mailing Address 29 NEWBURY STREET, 3RD FLOOR BOSTON MA 02116
Business Address 29 NEWBURY STREET, 3RD FLOOR BOSTON MA 02116 617-585-2000
Third Rock Ventures GP IV, L.P. (Filed by) CIK: 0001688326 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G

Mailing Address 100 TECHNOLOGY SQUARE 5TH FLOOR CAMBRIDGE MA 02139
Business Address 100 TECHNOLOGY SQUARE 5TH FLOOR CAMBRIDGE MA 02139 857-201-2700
Magenta Therapeutics, Inc. (Subject) CIK: 0001690585 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G | Act: 34 | File No.: 005-90538 | Film No.: 19597018
SIC: 2834 Pharmaceutical Preparations