0000950123-23-004749.txt : 20230512 0000950123-23-004749.hdr.sgml : 20230512 20230512161514 ACCESSION NUMBER: 0000950123-23-004749 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20230331 FILED AS OF DATE: 20230512 DATE AS OF CHANGE: 20230512 EFFECTIVENESS DATE: 20230512 FILER: COMPANY DATA: COMPANY CONFORMED NAME: TRV GP IV, LLC CENTRAL INDEX KEY: 0001688325 IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-18982 FILM NUMBER: 23915884 BUSINESS ADDRESS: STREET 1: 201 BROOKLINE AVE, SUITE 1401 CITY: BOSTON STATE: MA ZIP: 02215 BUSINESS PHONE: 617-585-2000 MAIL ADDRESS: STREET 1: 201 BROOKLINE AVE, SUITE 1401 CITY: BOSTON STATE: MA ZIP: 02215 13F-HR 1 primary_doc.xml X0202 13F-HR LIVE 0001688325 XXXXXXXX 03-31-2023 03-31-2023 false TRV GP IV, LLC

201 Brookline Ave, Suite 1401 Boston MA 02215

13F HOLDINGS REPORT 028-18982 N Kevin Gillis 617-585-2000 /s/ Kevin Gillis Boston MA 05-12-2023 0 3 139899952 false INFORMATION TABLE 2 23071.xml INFORMATION TABLE FOR FORM 13F FULCRUM THERAPEUTICS, INC. COM 359616109 6677989 2343154 SH SOLE 2343154 0 0 PLIANT THERAPEUTICS, INC. COM 729139105 56734262 2132867 SH SOLE 2132867 0 0 TANGO THERAPEUTICS, INC. COM 87583X109 76487701 19363975 SH SOLE 19363975 0 0