SEC Form 4 · accession 0001209191-16-144718
ACCELERON PHARMA INC · XLRN
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Jean George
Director
Period of report
Sep 30, 2016
Accepted (ET)
Oct 4, 2016 · 7:37 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001280600
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1,F2,F3,F4 | Sep 30, 2016 | S | 857,145 | $35.50 | D | 453,505 | I | See footnotes |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1Represents 802,998 shares, 32,222 shares, 15,489 shares, 4,783 shares and 1,653 shares that were held directly, and sold, by Advanced Technology Ventures VII, L.P. ("ATV VII"), Advanced Technology Ventures VII (B), L.P. ("ATV VII B"), Advanced Technology Ventures VII (C), L.P. ("ATV VII C"), ATV Entrepreneurs VII, L.P. ("ATV VII E") and ATV Alliance 2003, L.P. ("ATV 2003"), respectively.
- F2Represents 424,855 shares, 17,049 shares, 8,195 shares, 2,531 shares and 875 shares held directly by ATV VII, ATV VII B, ATV VII C, ATV VII E and ATV 2003, respectively.
- F3ATV Associates VII, L.L.C. ("ATV A VII") is the general partner of ATV VII, ATV VII B, ATV VII C and ATV VII E and exercises voting and dispositive authority over the shares held by ATV VII, ATV VII B, ATV VII C and ATV VII E. Jean George is a managing director of ATV A VII and exercises voting and dispositive decisions of ATV A VII collectively with each of four other managing directors. Ms. George disclaims beneficial ownership of these securities and this report shall not be deemed an admission that she is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of her pecuniary interest therein.
- F4ATV Alliance Associates, L.L.C. ("ATV Alliance LLC") is the general partner of ATV 2003 and exercises voting and dispositive authority over the shares held by ATV 2003. Voting and dispositive decisions of ATV Alliance LLC are made by Ms. George. Ms. George disclaims beneficial ownership of these securities and this report shall not be deemed an admission that she is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of her pecuniary interest therein.