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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001179110-13-014661
Filing Date
2013-09-26
Accepted
2013-09-26 16:51:03
Documents
1
Period of Report
2013-09-24

Document Format Files

Seq Description Document Type Size
1 FORM 4 - edgar.html 4  
1 FORM 4 - edgar.xml 4 29750
  Complete submission text file 0001179110-13-014661.txt   32442
Mailing Address 1000 WINTER STREET SUITE 3350 WALTHAM MA 02451
Business Address 1000 WINTER STREET SUITE 3350 WALTHAM MA 024511215 7812900770
POLARIS VENTURE PARTNERS IV LP (Reporting) CIK: 0001157864 (see all company filings)

Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-36065 | Film No.: 131117251

Mailing Address 1000 WINTER STREET SUITE 3350 WALTHAM MA 02451
Business Address 1000 WINTER STREET SUITE 3350 WALTHAM MA 02451-1215 7812900770
POLARIS VENTURE PARTNERS ENTREPRENEURS FUND IV LP (Reporting) CIK: 0001170720 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-36065 | Film No.: 131117252

Mailing Address 128 SYDNEY STREET CAMBRIDGE MA 02139
Business Address 128 SYDNEY STREET CAMBRIDGE MA 02139 617-649-9200
ACCELERON PHARMA INC (Issuer) CIK: 0001280600 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2836 Biological Products, (No Diagnostic Substances)

Mailing Address 1000 WINTER STREET SUITE 3350 WALTHAM MA 02451
Business Address 1000 WINTER STREET SUITE 3350 WALTHAM MA 02451 7812900770
Polaris Venture Management Co IV LLC (Reporting) CIK: 0001295438 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-36065 | Film No.: 131117253