0001179110-21-000366.txt : 20210106 0001179110-21-000366.hdr.sgml : 20210106 20210106190538 ACCESSION NUMBER: 0001179110-21-000366 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210104 FILED AS OF DATE: 20210106 DATE AS OF CHANGE: 20210106 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Backstrom Jay T. CENTRAL INDEX KEY: 0001796398 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36065 FILM NUMBER: 21512358 MAIL ADDRESS: STREET 1: C/O ACCELERON PHARMA INC. STREET 2: 128 SIDNEY STREET CITY: CAMBRIDGE STATE: MA ZIP: 02139 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: ACCELERON PHARMA INC CENTRAL INDEX KEY: 0001280600 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 128 SIDNEY STREET CITY: CAMBRIDGE STATE: MA ZIP: 02139 BUSINESS PHONE: 617-649-9200 MAIL ADDRESS: STREET 1: 128 SIDNEY STREET CITY: CAMBRIDGE STATE: MA ZIP: 02139 4 1 edgar.xml FORM 4 - X0306 4 2021-01-04 0 0001280600 ACCELERON PHARMA INC XLRN 0001796398 Backstrom Jay T. 128 SIDNEY STREET CAMBRIDGE MA 02139 0 1 0 0 EVP, Research and Development Common Stock 2021-01-04 4 F 0 1735 124.31 D 15372 D /s/ Adam M. Veness, as attorney-in-fact for Jay T. Backstrom 2021-01-06