0000950123-20-004927.txt : 20200514 0000950123-20-004927.hdr.sgml : 20200514 20200514161615 ACCESSION NUMBER: 0000950123-20-004927 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20200331 FILED AS OF DATE: 20200514 DATE AS OF CHANGE: 20200514 EFFECTIVENESS DATE: 20200514 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Flagship Pioneering Inc. CENTRAL INDEX KEY: 0001400240 IRS NUMBER: 752992246 STATE OF INCORPORATION: DE FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-17559 FILM NUMBER: 20877984 BUSINESS ADDRESS: STREET 1: 55 CAMBRIDGE PARKWAY, SUITE 800E CITY: CAMBRIDGE STATE: MA ZIP: 02142 BUSINESS PHONE: 617 868-1888 MAIL ADDRESS: STREET 1: 55 CAMBRIDGE PARKWAY, SUITE 800E CITY: CAMBRIDGE STATE: MA ZIP: 02142 FORMER COMPANY: FORMER CONFORMED NAME: Flagship Ventures Management, Inc. DATE OF NAME CHANGE: 20070522 13F-HR 1 primary_doc.xml 13F-HR LIVE false true false 0001400240 XXXXXXXX 03-31-2020 03-31-2020 Flagship Pioneering Inc.

55 Cambridge Parkway, Suite 800E Cambridge MA 02142

13F HOLDINGS REPORT 028-17559 N Noubar B. Afeyan, Ph.D. 617-868-1888 /s/ Noubar B. Afeyan Cambridge MA 05-14-2020 3 17 2133438 false 1 028-18466 Flagship Ventures Fund V General Partner LLC 2 028-17238 Flagship Ventures Fund IV General Partner LLC 3 028-19988 Noubar Afeyan INFORMATION TABLE 2 form13fInfoTable.xml INFORMATION TABLE FOR FORM 13F Axcella Health Inc COM 05454B105 20525 6001362 SH DFND 2,3 0 6001362 0 Axcella Health Inc COM 05454B105 9395 2747052 SH DFND 3 0 2747052 0 Denali Therapeutics Inc COM 24823R105 139734 7980263 SH DFND 1,3 0 7980263 0 Evelo Biosciences Inc COM 299734103 11168 2970119 SH DFND 2,3 0 2970119 0 Evelo Biosciences Inc COM 299734103 38372 10205282 SH DFND 1,3 0 10205282 0 Evelo Biosciences Inc COM 299734103 19018 5058002 SH DFND 3 0 5058002 0 Kaleido Biosciences Inc COM 483347100 60024 9759979 SH DFND 1,3 0 9759979 0 Kaleido Biosciences Inc COM 483347100 6088 989976 SH DFND 2,3 0 989976 0 Kaleido Biosciences Inc COM 483347100 40656 6610755 SH DFND 3 0 6610755 0 Moderna Inc COM 60770K107 1523485 50867600 SH DFND 2,3 0 50867600 0 Moderna Inc COM 60770K107 118 3924 SH DFND 3 0 3924 0 Rubius Therapeutics Inc COM 78116T103 51526 11578828 SH DFND 1,3 0 11578828 0 Rubius Therapeutics Inc COM 78116T103 107485 24153995 SH DFND 2,3 0 24153995 0 Rubius Therapeutics Inc COM 78116T103 11408 2563703 SH DFND 3 0 2563703 0 Seres Therapeutics Inc COM 81750R102 45278 12682876 SH DFND 2,3 0 12682876 0 Seres Therapeutics Inc COM 81750R102 31733 8888888 SH DFND 3 0 8888888 0 Syros Pharmaceuticals Inc COM 87184Q107 17425 2938494 SH DFND 2,3 0 2938494 0