Pyenson Eric J.
Related Filers (1)
Ownership (11)
4
Wednesday, 11/21/2012
A123 SYSTEMS, INC.: Statement of changes in beneficial ownership of securities
4
Tuesday, 8/21/2012
A123 SYSTEMS, INC.: Statement of changes in beneficial ownership of securities
4
Tuesday, 5/22/2012
A123 SYSTEMS, INC.: Statement of changes in beneficial ownership of securities
4
Thursday, 2/23/2012
A123 SYSTEMS, INC.: Statement of changes in beneficial ownership of securities
4
Friday, 2/10/2012
A123 SYSTEMS, INC.: Statement of changes in beneficial ownership of securities
4
Wednesday, 12/21/2011
A123 SYSTEMS, INC.: Statement of changes in beneficial ownership of securities
4
Monday, 11/21/2011
A123 SYSTEMS, INC.: Statement of changes in beneficial ownership of securities
4
Friday, 8/19/2011
A123 SYSTEMS, INC.: Statement of changes in beneficial ownership of securities
4
Tuesday, 5/24/2011
A123 SYSTEMS, INC.: Statement of changes in beneficial ownership of securities
4
Friday, 5/20/2011
A123 SYSTEMS, INC.: Statement of changes in beneficial ownership of securities
3
Monday, 5/16/2011
A123 SYSTEMS, INC.: Initial statement of beneficial ownership of securities