| Date | Event |
| 2-Dec-09 | ALTRA HOLDINGS, INC. Files SEC form 8-K, Entry into a Material Definitive Agreement, Termination of a Material Defini |
| 23-Nov-09 | Price hit new 52-week high ($12.18) |
| 19-Nov-09 | ALTRA HOLDINGS, INC. Files SEC form 8-K, Entry into a Material Definitive Agreement |
| 16-Nov-09 | Price hit new 52-week high ($11.90) |
| 12-Nov-09 | ALTRA HOLDINGS, INC. Files SEC form 8-K, Other Events |
| 5-Nov-09 | ALTRA HOLDINGS, INC. Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 4-Nov-09 | ALTRA HOLDINGS, INC. Files SEC form 10-Q, Quarterly Report |
| 3-Nov-09 | ALTRA HOLDINGS, INC. Files SEC form 8-K, Results of Operations and Financial Condition |
| 3-Nov-09 | Altra Holdings upgraded by Robert W. Baird |
| 8-Sep-09 | Price hit new 52-week high ($10.61) |
| 4-Aug-09 | ALTRA HOLDINGS, INC. Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and Exhi |
| 5-May-09 | ALTRA HOLDINGS, INC. Files SEC form 10-Q, Quarterly Report |
| 4-May-09 | ALTRA HOLDINGS, INC. Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and Exhi |
| 23-Mar-09 | ALTRA HOLDINGS, INC. Files SEC form 8-K, Changes in Registrant's Certifying Accountant, Financial Statements and Exhi |
| 12-Mar-09 | Price hit new 52-week low ($3.07) |
| 11-Mar-09 | Price hit new 52-week low ($3.35) |
| 10-Mar-09 | Price hit new 52-week low ($3.55) |
| 6-Mar-09 | ALTRA HOLDINGS, INC. Files SEC form 8-K, Other Events |
| 6-Mar-09 | ALTRA HOLDINGS, INC. Files SEC form 10-K, Annual Report |
| 4-Mar-09 | ALTRA HOLDINGS, INC. Files SEC form 8-K, Results of Operations and Financial Condition |
| 9-Feb-09 | ALTRA HOLDINGS, INC. Files SEC form 8-K, Change in Directors or Principal Officers |
| 6-Nov-08 | ALTRA HOLDINGS, INC. Files SEC form 10-Q, Quarterly Report |
| 5-Nov-08 | ALTRA HOLDINGS, INC. Files SEC form 8-K, Results of Operations and Financial Condition |