Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000899243-23-004411
Filing Date
2023-02-09
Accepted
2023-02-09 16:30:21
Documents
1
Period of Report
2023-02-07

Document Format Files

Seq Description Document Type Size
1 FORM 4 SUBMISSION doc4.html 4  
1 FORM 4 SUBMISSION doc4.xml 4 8572
  Complete submission text file 0000899243-23-004411.txt   11206
Mailing Address 29 NEWBURY STREET, 3RD FLOOR BOSTON MA 02116
Business Address 29 NEWBURY STREET, 3RD FLOOR BOSTON MA 02116 617-585-2000
TRV GP IV, LLC (Reporting) CIK: 0001688325 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-38541 | Film No.: 23606670

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. (Reporting) CIK: 0001688326 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-38541 | Film No.: 23606671

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 IV, L.P. (Reporting) CIK: 0001688327 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-38541 | Film No.: 23606672

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. (Issuer) CIK: 0001690585 (see all company filings)

EIN.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations