0001209191-14-031919.txt : 20140507
0001209191-14-031919.hdr.sgml : 20140507
20140507174143
ACCESSION NUMBER: 0001209191-14-031919
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20140505
FILED AS OF DATE: 20140507
DATE AS OF CHANGE: 20140507
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 SYDNEY STREET
CITY: CAMBRIDGE
STATE: MA
ZIP: 02139
BUSINESS PHONE: 617-649-9200
MAIL ADDRESS:
STREET 1: 128 SYDNEY STREET
CITY: CAMBRIDGE
STATE: MA
ZIP: 02139
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: POLARIS VENTURE PARTNERS IV LP
CENTRAL INDEX KEY: 0001157864
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-36065
FILM NUMBER: 14822226
BUSINESS ADDRESS:
STREET 1: 1000 WINTER STREET
STREET 2: SUITE 3350
CITY: WALTHAM
STATE: MA
ZIP: 024511215
BUSINESS PHONE: 7812900770
MAIL ADDRESS:
STREET 1: 1000 WINTER STREET
STREET 2: SUITE 3350
CITY: WALTHAM
STATE: MA
ZIP: 02451
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: POLARIS VENTURE PARTNERS ENTREPRENEURS FUND IV LP
CENTRAL INDEX KEY: 0001170720
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-36065
FILM NUMBER: 14822227
BUSINESS ADDRESS:
STREET 1: 1000 WINTER STREET
STREET 2: SUITE 3350
CITY: WALTHAM
STATE: MA
ZIP: 02451-1215
BUSINESS PHONE: 7812900770
MAIL ADDRESS:
STREET 1: 1000 WINTER STREET
STREET 2: SUITE 3350
CITY: WALTHAM
STATE: MA
ZIP: 02451
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Polaris Venture Management Co IV LLC
CENTRAL INDEX KEY: 0001295438
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-36065
FILM NUMBER: 14822228
BUSINESS ADDRESS:
STREET 1: 1000 WINTER STREET
STREET 2: SUITE 3350
CITY: WALTHAM
STATE: MA
ZIP: 02451
BUSINESS PHONE: 7812900770
MAIL ADDRESS:
STREET 1: 1000 WINTER STREET
STREET 2: SUITE 3350
CITY: WALTHAM
STATE: MA
ZIP: 02451
4
1
doc4.xml
FORM 4 SUBMISSION
X0306
4
2014-05-05
0
0001280600
ACCELERON PHARMA INC
XLRN
0001295438
Polaris Venture Management Co IV LLC
C/O POLARIS VENTURE PARTNERS
1000 WINTER STREET SUITE 3350
WALTHAM
MA
02451
0
0
1
0
0001170720
POLARIS VENTURE PARTNERS ENTREPRENEURS FUND IV LP
C/O POLARIS VENTURE PARTNERS
1000 WINTER STREET SUITE 3350
WALTHAM
MA
02451
0
0
1
0
0001157864
POLARIS VENTURE PARTNERS IV LP
C/O POLARIS VENTURE PARTNERS
1000 WINTER STREET SUITE 3350
WALTHAM
MA
02451
0
0
1
0
Common Stock
2014-05-05
4
S
0
313491
42.86
D
2819743
I
See footnote
Represents 307,893 shares and 5,598 shares that were held directly by Polaris Venture Partners IV, L.P. ("PVP IV") and Polaris Venture Partners Entrepreneurs Fund IV, L.P. ("PVPE IV" and, together with PVP IV, the "Funds"), respectively. Polaris Venture Management Co. IV, L.L.C. ("PVM IV") is the general partner of the Funds. PVM IV disclaims beneficial ownership of these securities and this report shall not be deemed an admission that PVM IV is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of its pecuniary interest, if any, therein.
(Continued from footnote 1) Each of Jonathan A. Flint, Terrance G. McGuire and Alan G. Spoon are the managing members of PVM IV. Each of Messrs. Flint, McGuire and Spoon disclaims beneficial ownership of these securities and this report shall not be deemed an admission that any of them is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their pecuniary interest, if any, therein.
Represents 2,769,495 shares and 50,248 shares that are held directly by PVP IV and PVPE IV, respectively. PVM IV disclaims beneficial ownership of these securities and this report shall not be deemed an admission that PVM IV is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of its pecuniary interest, if any, therein. Each of Jonathan A. Flint, Terrance G. McGuire and Alan G. Spoon are the managing members of PVM IV. Each of Messrs. Flint, McGuire and Spoon disclaims beneficial ownership of these securities and this report shall not be deemed an admission that any of them is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their pecuniary interest, if any, therein.
Polaris Venture Management Co. IV, L.L.C., By: /s/ Terrance McGuire
2014-05-06
Polaris Venture Partners IV, L.P., By: /s/ Terrance McGuire
2014-05-06
Polaris Venture Partners Entrepreneurs Fund IV, L.P., By: /s/ Terrance McGuire
2014-05-06