Filing Details

Accession Number:
0001209191-13-045762
Form Type:
4
Zero Holdings:
No
Publication Time:
2013-09-26 16:16:09
Reporting Period:
2013-09-24
Filing Date:
2013-09-26
Accepted Time:
2013-09-26 16:16:09
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1280600 Acceleron Pharma Inc XLRN Biological Products, (No Disgnostic Substances) (2836) 000000000
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
816284 Celgene Corp /De/ 86 Morris Avenue
Summit NJ 07901
No No Yes No
Reported Non-Derivative Transactions
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Common Stock Acquisiton 2013-09-24 457,875 $0.00 457,875 No 4 C Direct
Common Stock Acquisiton 2013-09-24 57,899 $0.00 515,774 No 4 J Direct
Common Stock Acquisiton 2013-09-24 1,990,446 $0.00 2,506,220 No 4 C Direct
Common Stock Acquisiton 2013-09-24 666,667 $15.00 3,172,887 No 4 P Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 C Direct
No 4 J Direct
No 4 C Direct
No 4 P Direct
Reported Derivative Transactions
Sec. Name Sec. Type Acquisiton - Disposition Date Amount Price Amount - 2 Price - 2
Common Stock Series C-1 Convertible Preferred Stock Disposition 2013-09-24 457,875 $0.00 457,875 $0.00
Common Stock Series E Convertible Preferred Stock Disposition 2013-09-24 36,496 $0.00 57,899 $0.00
Common Stock Series F Convertible Preferred Stock Disposition 2013-09-24 1,990,446 $0.00 1,990,446 $0.00
Remaning Holdings Exercise Date Expiration Date Equity Swap Involved Transaction Form Type Transaction Code Nature of Ownership
0 No 4 C Direct
0 No 4 J Direct
0 No 4 C Direct
Footnotes
  1. Upon closing of the Issuer's initial public offering, each share of Series C-1 Convertible Preferred Stock automatically converted into one share of Common Stock without payment of further consideration. The shares had no expiration date.
  2. Upon closing of the Issuer's initial public offering, each share of Series E Preferred Stock automatically converted at a ratio of 1-for-1.58645 into the number of shares of Common Stock shown in column 7 without payment of further consideration. The shares had no expiration date.
  3. Upon closing of the Issuer's initial public offering, each share of Series F Preferred Stock automatically converted into one share of Common Stock without payment of further consideration. The shares had no expiration date.