Lam Research Corporation

Lam Research Corporation Announces Live Webcast of Upcoming Investor Conference

FREMONT, Calif., February 21, 2006—Lam Research Corporation (NASDAQ: LRCX) today announced that the Company's presentation at the Morgan Stanley Semiconductor and Systems Conference, scheduled for 10:30 a.m. PT on March 6, 2006, will be available to the public via webcast.

The live webcast and replay can be accessed from Lam's web site at The replay of the webcast will be available for two weeks.

The date and time are subject to change. Please visit the Investors section of Lam's web site and select the Calendar/Webcasts button to view the latest presentation schedule, or select the Email Alerts button to register your email address to receive automated notifications of upcoming webcasts, news releases, and SEC filings.

Lam Research Corporation is a major supplier of wafer fabrication equipment and services to the world's semiconductor industry. Lam's common stock trades on The NASDAQ National Market® under the symbol LRCX. Lam is a NASDAQ-100® company. The Company's World Wide Web address is

Lam Research Corporation Contact:
Julie Cimino, Investor Relations, phone: 510/572-1615, e-mail: