Press Releases

Lam Research Corporation Announces Plan To Split Common Stock And To Increase Authorized Capital Stock FREMONT, Calif., January 24, 2000 - Lam Research Corporation (Nasdaq: LRCX) today announced that its Board of Directors has approved a three-for-one split of the company's outstanding common stock, subject to stockholder approval of an increase in the company's authorized common stock to 400 million shares, at a special meeting scheduled for March 6, 2000.

If the required shareholder approval is obtained, Lam expects the three-to-one stock split to be effective March 7, 2000. Stockholders of record at the close of business on the effective date will be entitled to two additional shares of common stock for each share of the company's common stock held on that date. The distribution date for the stock split will be March 16, 2000. On or about that date, the new shares will be mailed to stockholders by the company's transfer agent. The company expects that its outstanding common stock will begin to trade on a post-split basis on March 17, 2000.

This press release contains certain forward-looking statements which are subject to the Safe Harbor provisions created by the Private Securities Litigation Reform Act of 1995. There can be no assurance that the required stockholder approval will be obtained or that the effective date of the amendment, the distribution date for the stock split and the date upon which Lam's stock will commence trading on a post-split basis will occur as expected. The company does not undertake an obligation to update its forward-looking statements to reflect future events or circumstances.

Lam Research Corporation is a leading supplier of front-end wafer fabrication equipment and services to the world's semiconductor industry. The company's common stock trades on the Nasdaq National Market under the symbol LRCX. Lam's World Wide Web address is http://www.lamrc.com.