<SEC-DOCUMENT>0001144204-17-049480-index.html : 20170925
<SEC-HEADER>0001144204-17-049480.hdr.sgml : 20170925
<ACCEPTANCE-DATETIME>20170925162430
ACCESSION NUMBER:		0001144204-17-049480
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20170925
DATE AS OF CHANGE:		20170925

SUBJECT COMPANY:	

	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

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-87630
		FILM NUMBER:		171100048

	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

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CELGENE CORP /DE/
		CENTRAL INDEX KEY:			0000816284
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				222711928
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		86 MORRIS AVENUE
		CITY:			SUMMIT
		STATE:			NJ
		ZIP:			07901
		BUSINESS PHONE:		(908)673-9000

	MAIL ADDRESS:	
		STREET 1:		86 MORRIS AVENUE
		CITY:			SUMMIT
		STATE:			NJ
		ZIP:			07901
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>v475626_sc13da.htm
<DESCRIPTION>AMENDMENT NO. 5 TO SCHEDULE 13D
<TEXT>
Document 1 - file: v475626_sc13da.htm

</DOCUMENT>
</SEC-DOCUMENT>