| Date | Event |
| 29-Oct-09 | ACTIVE POWER INC Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 28-Oct-09 | ACTIVE POWER INC Files SEC form 10-K/A, Annual Report |
| 27-Oct-09 | ACTIVE POWER INC Files SEC form 10-Q, Quarterly Report |
| 26-Oct-09 | Price hit new 52-week high ($1.50) |
| 23-Oct-09 | Price hit new 52-week high ($1.44) |
| 8-Oct-09 | Price hit new 52-week high ($1.14) |
| 28-Jul-09 | ACTIVE POWER INC Files SEC form 10-Q, Quarterly Report |
| 24-Jul-09 | ACTIVE POWER INC Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and Exhibits |
| 10-Jul-09 | ACTIVE POWER INC Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and Exhibits |
| 6-Jul-09 | ACTIVE POWER INC Files SEC form 8-K, Change in Directors or Principal Officers |
| 1-Jun-09 | ACTIVE POWER INC Files SEC form 8-K, Entry into a Material Definitive Agreement, Unregistered Sale of Equity Securiti |
| 14-May-09 | ACTIVE POWER INC Files SEC form 8-K, Change in Directors or Principal Officers |
| 28-Apr-09 | ACTIVE POWER INC Files SEC form 10-Q, Quarterly Report |
| 24-Apr-09 | ACTIVE POWER INC Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and Exhibits |
| 17-Mar-09 | ACTIVE POWER INC Files SEC form 8-K, Change in Directors or Principal Officers, Financial Statements and Exhibits |
| 3-Mar-09 | ACTIVE POWER INC Files SEC form 10-K, Annual Report |
| 30-Jan-09 | ACTIVE POWER INC Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and Exhibits |
| 3-Nov-08 | ACTIVE POWER INC Files SEC form 8-K, Change in Directors or Principal Officers |
| 28-Oct-08 | ACTIVE POWER INC Files SEC form 10-Q, Quarterly Report |
| 24-Oct-08 | ACTIVE POWER INC Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and Exhibits |