0000950123-20-000964.txt : 20200205 0000950123-20-000964.hdr.sgml : 20200205 20200205165021 ACCESSION NUMBER: 0000950123-20-000964 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20191231 FILED AS OF DATE: 20200205 DATE AS OF CHANGE: 20200205 EFFECTIVENESS DATE: 20200205 FILER: COMPANY DATA: COMPANY CONFORMED NAME: TRV GP III, LLC CENTRAL INDEX KEY: 0001637299 IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-18417 FILM NUMBER: 20579453 BUSINESS ADDRESS: STREET 1: 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: 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 false true false 0001637299 XXXXXXXX 12-31-2019 12-31-2019 TRV GP III, LLC

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

13F HOLDINGS REPORT 028-18417 N Kevin Gillis 617-585-2000 /s/ Kevin Gillis Boston MA 02-05-2020 3 4 226479 false 1 028-18439 Mark Levin 2 028-18438 Kevin P. Starr 3 028-18419 Robert I. Tepper INFORMATION TABLE 2 form13fInfoTable.xml INFORMATION TABLE FOR FORM 13F JOUNCE THERAPEUTICS, INC. COM 481116101 26616 3048780 SH DFND 1,2,3 3048780 0 0 NEON THERAPEUTICS, INC. COM 64050Y100 11495 9741636 SH DFND 1,2,3 9741636 0 0 VOYAGER THERAPEUTICS, INC. COM 92915B106 89157 6391176 SH DFND 1,2,3 6391176 0 0 FULCRUM THERAPEUTICS, INC. COM 359616109 99211 5962202 SH DFND 1,2,3 5962202 0 0