SAN JOSE, Calif.—(BUSINESS WIRE)—February 20, 2007— Altera Corporation (NASDAQ: ALTR) today announced that the Securities and Exchange Commission (SEC) has formally notified Altera that the SEC investigation related to Altera's historical stock option practices has been terminated. No enforcement action has been recommended.

About Altera

Altera's programmable solutions enable system and semiconductor companies to rapidly and cost-effectively innovate, differentiate and win in their markets. Find out more at www.altera.com.

Altera, The Programmable Solutions Company, the stylized Altera logo, specific device designations and all other words that are identified as trademarks and/or service marks are, unless noted otherwise, the trademarks and service marks of Altera Corporation in the U.S. and other countries.

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Altera Corporation
Scott Wylie, 408-544-6996 (Investors)
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Anna Del Rosario, 408-544-6397 (Media)
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