0000950123-20-012128.txt : 20201116 0000950123-20-012128.hdr.sgml : 20201116 20201116160047 ACCESSION NUMBER: 0000950123-20-012128 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20200930 FILED AS OF DATE: 20201116 DATE AS OF CHANGE: 20201116 EFFECTIVENESS DATE: 20201116 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: 201316541 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 0001400240 XXXXXXXX 09-30-2020 09-30-2020 false 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 11-16-2020 3 17 3619952 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 1686.xml INFORMATION TABLE FOR FORM 13F Axcella Health Inc COM 05454B105 36504 7901362 SH DFND 2,3 0 7901362 0 Axcella Health Inc COM 05454B105 21469 4647052 SH DFND 3 0 4647052 0 Denali Therapeutics Inc COM 24823R105 214273 5980263 SH DFND 1,3 0 5980263 0 Evelo Biosciences Inc COM 299734103 24436 4636785 SH DFND 2,3 0 4636785 0 Evelo Biosciences Inc COM 299734103 53782 10205282 SH DFND 1,3 0 10205282 0 Evelo Biosciences Inc COM 299734103 42466 8058002 SH DFND 3 0 8058002 0 Kaleido Biosciences Inc COM 483347100 108043 9759979 SH DFND 1,3 0 9759979 0 Kaleido Biosciences Inc COM 483347100 18339 1656643 SH DFND 2,3 0 1656643 0 Kaleido Biosciences Inc COM 483347100 87941 7944088 SH DFND 3 0 7944088 0 Moderna Inc COM 60770K107 2183883 30867600 SH DFND 2,3 0 30867600 0 Moderna Inc COM 60770K107 278 3924 SH DFND 3 0 3924 0 Rubius Therapeutics Inc COM 78116T103 58010 11578828 SH DFND 1,3 0 11578828 0 Rubius Therapeutics Inc COM 78116T103 121012 24153995 SH DFND 2,3 0 24153995 0 Rubius Therapeutics Inc COM 78116T103 12844 2563703 SH DFND 3 0 2563703 0 Seres Therapeutics Inc COM 81750R102 359052 12682876 SH DFND 2,3 0 12682876 0 Seres Therapeutics Inc COM 81750R102 251644 8888888 SH DFND 3 0 8888888 0 Syros Pharmaceuticals Inc COM 87184Q107 25976 2938494 SH DFND 2,3 0 2938494 0