0001600135-15-000001.txt : 20151103 0001600135-15-000001.hdr.sgml : 20151103 20151103134143 ACCESSION NUMBER: 0001600135-15-000001 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20150930 FILED AS OF DATE: 20151103 DATE AS OF CHANGE: 20151103 EFFECTIVENESS DATE: 20151103 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Third Rock Ventures, LLC CENTRAL INDEX KEY: 0001600135 IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-16025 FILM NUMBER: 151193177 BUSINESS ADDRESS: STREET 1: 29 NEWBURY STREET STREET 2: 3RD FLOOR CITY: BOSTON STATE: MA ZIP: 02116 BUSINESS PHONE: 617-585-2000 MAIL ADDRESS: STREET 1: 29 NEWBURY STREET STREET 2: 3RD FLOOR CITY: BOSTON STATE: MA ZIP: 02116 13F-HR 1 primary_doc.xml 13F-HR LIVE false false false 0001600135 XXXXXXXX 09-30-2015 09-30-2015 Third Rock Ventures, LLC

29 NEWBURY STREET 3RD FLOOR BOSTON MA 02116

13F HOLDINGS REPORT 028-16025 N Kevin Gillis 617-585-2000 /s/ Kevin Gillis Boston MA 11-03-2015 0 5 1071141 false INFORMATION TABLE 2 trv.xml BLUEPRINT MEDICINES CORP COM 09627Y109 157768 7393059 SH DFND 7393059 0 0 ELEVEN BIOTHERAPEUTICS INC COM 286221106 11668 4841591 SH DFND 4841591 0 0 GLOBAL BLOOD THERAPEUTICS IN COM 37890U108 622320 14760900 SH DFND 14760900 0 0 SAGE THERAPEUTICS INC COM 78667J108 272664 6442916 SH DFND 6442916 0 0 ZAFGEN INC COM 98885E103 6721 210371 SH DFND 210371 0 0