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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0001104659-20-020275
Filing Date
2020-02-13
Accepted
2020-02-13 17:00:20
Documents
1
Group Members
ATLAS VENTURE ASSOCIATES X, L.P.ATLAS VENTURE ASSOCIATES X, LLC

Document Format Files

Seq Description Document Type Size
1 SC 13G/A tv538199_sc13ga.htm SC 13G/A 74387
  Complete submission text file 0001104659-20-020275.txt   76022
Mailing Address 400 TECHNOLOGY SQUARE 10TH FLOOR CAMBRIDGE MA 02139
Business Address 400 TECHNOLOGY SQUARE 10TH FLOOR CAMBRIDGE MA 02139 857-201-2700
Atlas Venture Fund X, L.P. (Filed by) CIK: 0001628098 (see all company filings)

IRS No.: 472435989 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A

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/A | Act: 34 | File No.: 005-90538 | Film No.: 20611734
SIC: 2834 Pharmaceutical Preparations