A123 SYSTEMS, INC.·4

Feb 10, 9:31 PM ET

Pyenson Eric J. 4

4 · A123 SYSTEMS, INC. · Filed Feb 10, 2012

Insider Transaction Report

Form 4
Period: 2012-02-08
Pyenson Eric J.
Vice President and General Cou
Transactions
  • Award

    Common Stock

    2012-02-08+60,000159,149 total
Footnotes (3)
  • [F1]Restricted stock units ("RSUs"). Upon vesting thereof, the Reporting Person is entitled to receive one (1) share of common stock for each one (1) RSU.
  • [F2]25% of the RSUs will vest on February 8, 2013, and 6.25% of the total number of RSUs will vest at the end of each three-month period thereafter, so that 100% of the RSUs will be fully vested on February 8, 2016.
  • [F3]Includes 159,149 RSUs.

Documents

1 file
  • 4
    a4.xmlPrimary

    4