Automatic Annual Additions to Microsemi Corporation 1987 Stock Plan (2005–2007)

This document outlines the annual increases in the number of shares available for awards under the Microsemi Corporation 1987 Stock Plan, as amended. For the fiscal years 2005, 2006, and 2007, the plan's share pool was increased by specific amounts at the start of each year, in accordance with the plan's terms. The document lists the exact number of additional shares for each year, ensuring transparency in the administration of the stock plan.