News & Events

and shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities under that Section. Furthermore, the information in this item of this Current Report on Form 8-K, including Exhibit 99.1, shall not be deemed to be incorporated by reference into the filings of the Company under the Securities Act of 1933, as amended, or the Exchange Act.

Chief Operating Officer — Patrick J. Lord, Ph.D.: Dr. Patrick J. Lord is retiring from his position as Chief Operating Officer after two decades with the company.

Chief Operating Officer — Patrick J. Lord, Ph.D.: Dr. Patrick J. Lord is retiring from his position as Chief Operating Officer after two decades with the company.

of Form 8-K dated September 11, 2025, of Lam Research Corporation and are in agreement with the statements contained in the first sentence in the first paragraph and the second, third and fourth paragraphs on page 1 therein. We have no basis to agree or disagree with other statements of the registrant contained therein. /s/ Ernst & Young LLP

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers On September 13, 2024, Lih Shyng (Rick L.) Tsai, Ph.D. and Leslie F. Varon, members of the board of directors (the “Board”) of Lam Research Corporation (the “Company”), each notified the Company that they will conclude their service as members of the Board on November 4, 2024, prior to the Company’s 2024 annual meeting of stockholders. As a result,…

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers On September 14, 2022, Catherine P. Lego, a member of the board of directors (the “Board”) of Lam Research Corporation (the “Company”), notified the Company that she will be retiring from the Board. Ms. Lego’s retirement will be effective November 7, 2022, prior to the Company’s 2022 annual meeting of stockholders. Table of Contents SIGNATURES Pursu…

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers On November 9, 2021, the Board of Directors of the Company, pursuant to applicable provisions of the Company’s Amended and Restated Bylaws, appointed Jyoti K. Mehra as director of the Company, effective immediately. Ms. Mehra has served as the Executive Vice President of Human Resources of Gilead Sciences, Inc. (“Gilead”), a biopharmaceutical compan…