v3.19.3
Cover Page
Nov. 06, 2019
Cover page.  
Document Type 8-K
Document Period End Date Nov. 06, 2019
Entity Registrant Name ACCELERON PHARMA INC.
Entity Incorporation, State or Country Code DE
Entity File Number 001-36065
Entity Tax Identification Number 27-0072226
Entity Address, Address Line One 128 Sidney Street
Entity Address, City or Town Cambridge,
Entity Address, State or Province MA
Entity Address, Postal Zip Code 02139
City Area Code 617
Local Phone Number 649-9200
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, $0.001 per share
Trading Symbol XLRN
Security Exchange Name NASDAQ
Entity Emerging Growth Company false
Entity Central Index Key 0001280600
Amendment Flag false