0000950123-20-010981.txt : 20201106 0000950123-20-010981.hdr.sgml : 20201106 20201106162629 ACCESSION NUMBER: 0000950123-20-010981 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20200930 FILED AS OF DATE: 20201106 DATE AS OF CHANGE: 20201106 EFFECTIVENESS DATE: 20201106 FILER: COMPANY DATA: COMPANY CONFORMED NAME: TRV GP, LLC CENTRAL INDEX KEY: 0001578973 IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-18416 FILM NUMBER: 201294797 BUSINESS ADDRESS: STREET 1: C/O THIRD ROCK VENTURES STREET 2: 29 NEWBURY STREET, 3RD FLOOR CITY: BOSTON STATE: MA ZIP: 02116 BUSINESS PHONE: 617-585-2000 MAIL ADDRESS: STREET 1: C/O THIRD ROCK VENTURES STREET 2: 29 NEWBURY STREET, 3RD FLOOR CITY: BOSTON STATE: MA ZIP: 02116 13F-HR 1 primary_doc.xml 13F-HR LIVE 0001578973 XXXXXXXX 09-30-2020 09-30-2020 false TRV GP, LLC

C/O Third Rock Ventures 29 Newbury Street, 3rd Floor Boston MA 02116

13F HOLDINGS REPORT 028-18416 N Kevin Gillis 617-585-2000 /s/ Kevin Gillis Boston MA 11-06-2020 3 1 6778 false 1 028-18439 Mark Levin 2 028-18438 Kevin P. Starr 3 028-18419 Robert I. Tepper INFORMATION TABLE 2 1557.xml INFORMATION TABLE FOR FORM 13F SESEN BIO, INC. COM 286221106 6778 4841591 SH DFND 1,2,3 4841591 0 0