| Date | Event |
| 24-Nov-09 | MICROSEMI CORP Files SEC form 10-K, Annual Report |
| 13-Nov-09 | Microsemi upgraded by Needham |
| 12-Nov-09 | MICROSEMI CORP Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and Exhibits |
| 12-Nov-09 | Earnings announcement |
| 29-Oct-09 | MICROSEMI CORP Files SEC form 8-K, Costs Associated with Exit or Disposal Activities, Regulation FD Disclosure, Finan |
| 7-Oct-09 | MICROSEMI CORP Files SEC form 8-K, Entry into a Material Definitive Agreement, Termination of a Material Definitive A |
| 28-Sep-09 | Price hit new 52-week high ($16.15) |
| 24-Sep-09 | Price hit new 52-week high ($16.13) |
| 23-Sep-09 | Price hit new 52-week high ($16.11) |
| 20-Aug-09 | MICROSEMI CORP Files SEC form 8-K, Regulation FD Disclosure, Financial Statements and Exhibits |
| 30-Jul-09 | MICROSEMI CORP Files SEC form 10-Q, Quarterly Report |
| 23-Jul-09 | MICROSEMI CORP Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and Exhibits |
| 30-Apr-09 | MICROSEMI CORP Files SEC form 10-Q, Quarterly Report |
| 23-Apr-09 | MICROSEMI CORP Files SEC form 8-K, Results of Operations and Financial Condition |
| 9-Feb-09 | MICROSEMI CORP Files SEC form 8-K, Other Events |
| 4-Feb-09 | MICROSEMI CORP Files SEC form 10-Q, Quarterly Report |
| 29-Jan-09 | MICROSEMI CORP Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 22-Jan-09 | MICROSEMI CORP Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and Exhibits |
| 22-Jan-09 | Price hit new 52-week low ($10.10) |
| 4-Dec-08 | Price hit new 52-week low ($10.34) |
| 3-Dec-08 | Price hit new 52-week low ($15.27) |
| 21-Nov-08 | MICROSEMI CORP Files SEC form 10-K, Annual Report |
| 13-Nov-08 | MICROSEMI CORP Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and Exhibits |