0001600135-14-000003.txt : 20140430 0001600135-14-000003.hdr.sgml : 20140430 20140430141939 ACCESSION NUMBER: 0001600135-14-000003 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20140331 FILED AS OF DATE: 20140430 DATE AS OF CHANGE: 20140430 EFFECTIVENESS DATE: 20140430 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: 14797738 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 03-31-2014 03-31-2014 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 04-30-2014 0 4 564047 false INFORMATION TABLE 2 trv.xml Agios Pharmaceuticals, Inc. COM 00847X104 217847 5564414 SH DFND 5564414 0 0 bluebird bio, Inc. COM 09609G100 54962 2416974 SH DFND 2416974 0 0 Eleven Biotherapeutics, Inc. COM 286221106 78579 4841591 SH DFND 4841591 0 0 Foundation Medicine, Inc. COM 350465100 212659 6569645 SH DFND 6569645 0 0