0000950123-22-006304.txt : 20220516 0000950123-22-006304.hdr.sgml : 20220516 20220516150109 ACCESSION NUMBER: 0000950123-22-006304 CONFORMED SUBMISSION TYPE: 13F-NT PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20220331 FILED AS OF DATE: 20220516 DATE AS OF CHANGE: 20220516 EFFECTIVENESS DATE: 20220516 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Flagship Ventures Fund IV General Partner LLC CENTRAL INDEX KEY: 0001508051 IRS NUMBER: 352390209 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-NT SEC ACT: 1934 Act SEC FILE NUMBER: 028-17238 FILM NUMBER: 22927955 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 13F-NT 1 primary_doc.xml 13F-NT LIVE 0001508051 XXXXXXXX 03-31-2022 03-31-2022 false Flagship Ventures Fund IV General Partner LLC
55 Cambridge Parkway, Suite 800E Cambridge MA 02142
13F NOTICE 028-17238 028-17559 Flagship Pioneering Inc. N
Noubar B. Afeyan, Ph.D. Manager 617-868-1888 /s/ Noubar B. Afeyan, Ph.D. Cambridge MA 05-16-2022