0001179110-20-000268.txt : 20200103 0001179110-20-000268.hdr.sgml : 20200103 20200103213206 ACCESSION NUMBER: 0001179110-20-000268 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20200102 FILED AS OF DATE: 20200103 DATE AS OF CHANGE: 20200103 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: 20507929 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 2020-01-02 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 2020-01-02 4 A 0 17107 0 A 17107 D Option to Purchase Common Stock 52.61 2020-01-02 4 A 0 94865 0 A 2030-01-02 Common Stock 94865 94865 D The shares of common stock underlying this stock option award vest as to 25% of the shares on the first anniversary of January 1, 2020 and the remaining shares vest in equal quarterly installments over the following three years thereafter. /s/ Adam M. Veness, as attorney-in-fact for Jay T. Backstrom 2020-01-03