Filing Details

Accession Number:
0001179110-20-011949
Form Type:
4
Zero Holdings:
No
Publication Time:
2020-12-15 18:24:40
Reporting Period:
2020-12-14
Accepted Time:
2020-12-15 18:24:40
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1280600 Acceleron Pharma Inc XLRN () 4
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1214938 F Kevin Mclaughlin 128 Sidney Street
Cambridge MA 02139
Svp, Cfo And Treasurer No Yes No 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 2020-12-14 7,252 $41.20 18,468 No 4 M Direct
Common Stock Acquisiton 2020-12-14 7,700 $27.97 26,168 No 4 M Direct
Common Stock Acquisiton 2020-12-14 24,986 $30.17 51,154 No 4 M Direct
Common Stock Acquisiton 2020-12-14 2,590 $40.61 53,744 No 4 M Direct
Common Stock Disposition 2020-12-14 42,528 $130.14 11,216 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 M Direct
No 4 M Direct
No 4 M Direct
No 4 M Direct
No 4 S Direct
Reported Derivative Transactions
Sec. Name Sec. Type Acquisiton - Disposition Date Amount Price Amount - 2 Price - 2
Common Stock Option to Purchase Common Stock Disposition 2020-12-14 7,252 $0.00 7,252 $41.20
Common Stock Option to Purchase Common Stock Disposition 2020-12-14 7,700 $0.00 7,700 $27.97
Common Stock Option to Purchase Common Stock Disposition 2020-12-14 24,986 $0.00 24,986 $30.17
Common Stock Option to Purchase Common Stock Disposition 2020-12-14 2,590 $0.00 2,590 $40.61
Remaning Holdings Exercise Date Expiration Date Equity Swap Involved Transaction Form Type Transaction Code Nature of Ownership
0 2025-01-08 No 4 M Direct
0 2026-03-03 No 4 M Direct
5,163 2027-03-02 No 4 M Direct
26,262 2028-03-01 No 4 M Direct
Footnotes
  1. The reported transactions were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.
  2. The shares of common stock underlying this stock option award vested in equal quarterly installments over the four years after the grant.
  3. The shares of common stock underlying this stock option award vested in equal quarterly installments over the four years after January 1, 2016.
  4. The shares of common stock underlying this stock option award vest in equal quarterly installments over the four years after January 1, 2017.
  5. The shares of common stock underlying this stock option award vest in equal quarterly installments over the four years after January 1, 2018.