Lam Research

Current directors and officers who also hold a role at another S&P 500 company.

• Abhijit Y. TalwalkarAMD · DirectorTEL · Director
• Anirudh DevganCDNS · CEO
• Bethany MayerHPE · Director
• Eric BrandtGEN · Director
• Ita M. BrennanCDNS · Director
• John M. DineenCTSH · Director
• Mark FieldsQCOM · Director
• Michael R. CannonSTX · Director
• Timothy ArcherJCI · Director

Latest Schedule 13D/13G filing per holder. Holders that reported falling below 5% are not shown. Index funds usually report once a year.

No 5% holder filings parsed yet for this company.

Open-market purchases and sales reported on Form 4. Grants, option exercises and tax withholding are excluded.

Every 8-K with Item 5.02 (departure, election or appointment of directors and officers). The text is the first paragraph of the item.

1. Aug 27, 2026

   3 SIGNATURES 4 Table of Contents Item 5.02. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers On August 24, 2026, Sohail U. Ahmed and Michael R. Cannon each notified the Board of Directors (the “Board”) of Lam Research Corporation (the “Company”) of their respective decisions to retire from the Board, effective November 2, 2026. The size of the Board will be reduced from 12 to 10 directors effective upon the retirement of Messrs. Ahmed and Cannon. The Board and the Company’s management express their sincere appreciation to Messrs. Ahmed and Cannon for their dedicated service and many significant contributions to the Company. Mr.

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2. Feb 4, 2026

   On February 3, 2026, the Board of Directors (the “Board”) of Lam Research Corporation (the “Company”), pursuant to applicable provisions of the Company’s Amended and Restated Bylaws, appointed Anirudh Devgan, Ph.D., age 56, as a director of the Company, effective immediately. In connection with the director appointment, the size of the board was increased by one. On the same day, Dr. Devgan joined the Innovation and Technology Committee of the Board. Dr. Devgan has served as chief executive officer and as a member of the board of directors of Cadence Design Systems, Inc. (“Cadence”), a computational software company, since December 2021, and as president of Cadence since November 2017. Prior to becoming president of Cadence, he was executive vice president and general manager of the Digital & Signoff and System & Verification groups at Cadence. Prior to joining Cadence in 2012, Dr.

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3. Feb 3, 2026

   On February 3, 2026, the Board of Directors (the “Board”) of Lam Research Corporation (the “Company”), pursuant to applicable provisions of the Company’s Amended and Restated Bylaws, appointed Anirudh Devgan, Ph.D., age 56, as a director of the Company, effective immediately. In connection with the director appointment, the size of the board was increased by one. On the same day, Dr. Devgan joined the Innovation and Technology Committee of the Board. Dr. Devgan has served as chief executive officer and as a member of the board of directors of Cadence Design Systems, Inc. (“Cadence”), a computational software company, since December 2021, and as president of Cadence since November 2017. Prior to becoming president of Cadence, he was executive vice president and general manager of the Digital & Signoff and System & Verification groups at Cadence. Prior to joining Cadence in 2012, Dr.

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4. Nov 6, 2025

   3 Item 5.03. Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year 3

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5. Sep 18, 2024

   3 SIGNATURES 4 Table of Contents Item 5.02. 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, Dr. Tsai and Ms. Varon will not be standing for reelection at the annual meeting on November 5, 2024. The Board and the Company’s management express their sincere appreciation to Dr. Tsai and Ms. Varon for their dedicated service and many significant contributions to the Company. Table of Contents

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6. Aug 30, 2024

   (d) Election of Directors On August 28, 2024, the Board of Directors (the “Board”) of Lam Research Corporation (the “Company”), pursuant to applicable provisions of the Company’s Amended and Restated Bylaws, appointed Ita M. Brennan, age 57, and Mark Fields, age 63, as directors of the Company, effective August 30, 2024. In connection with the director appointments, the size of the board was increased by two. On November 5, 2024, Ms. Brennan will join the Audit Committee of the Board, and Mr. Fields will join the Compensation and Human Resources Committee of the Board. Ms. Brennan is the former Senior Vice President, Chief Financial Officer of Arista Networks, Inc., a cloud networking solutions company, a position she held from May 2015 to February 2024. Over her career, Ms. Brennan has held several key finance roles.

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7. Aug 24, 2023

   (d) Election of Directors On August 23, 2023, the Board of Directors (the “Board”) of Lam Research Corporation (the “Company”), pursuant to applicable provisions of the Company’s Amended and Restated Bylaws, appointed John M. Dineen, age 60, as director of the Company, effective August 24, 2023. Mr. Dineen’s appointment increased the size of the board to eleven members. Mr. Dineen will join the Audit Committee of the Board, effective November 7, 2023. Mr. Dineen served as an Operating Advisor at Clayton, Dubilier & Rice LLC, a private equity investment firm, from January 2015 to December 2022. Previously, he served in various senior leadership roles at General Electric Company (GE), a global digital industrial company, from 1986 to 2014, where he managed several key business divisions of GE.

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8. Feb 21, 2023

   On February 21, 2023, Lam Research Corporation (the “Company”) announced that Patrick J. Lord, Ph.D. was appointed as the Company’s executive vice president and chief operating officer, effective March 1, 2023. Dr. Lord was previously the Company’s executive vice president of Customer Support Business Group (“CSBG”) and Global Operations. In addition, Christina (Tina) C. Correia was appointed as the Company’s chief accounting officer, effective March 1, 2023. Ms. Correia also serves as the Company’s corporate vice president of Corporate Finance and Investor Relations. Dr. Lord, age 57, has been the executive vice president of CSBG and Global Operations since September 2020. Dr. Lord was senior vice president and general manager of CSBG from December 2016 to September 2020. Prior to that, Dr.

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9. Feb 9, 2023

   (d) Election of Directors On February 7, 2023, the Board of Directors (the “Board”) of Lam Research Corporation (the “Company”), pursuant to applicable provisions of the Company’s Amended and Restated Bylaws, appointed Ho Kyu Kang, age 61, as director of the Company, effective immediately. Dr. Kang’s appointment increased the size of the board to ten members. Dr. Kang has served as the Chair Professor in the Department of Systems Semiconductor Engineering at Yonsei University since March 2021. Prior to his current position, Dr. Kang served as Executive Vice President and Head of Research at the Semiconductor R&D Center of Samsung Electronics Co., Ltd., (“Samsung”), a manufacturer of consumer electronics, information technology and mobile communications products, and semiconductor devices, from 2017 to 2021.

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10. Sep 19, 2022

    3 SIGNATURES 4 Table of Contents Item 5.02. 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

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11. May 11, 2022

    3 Item 5.03 Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year 3

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12. Nov 16, 2021

    3 SIGNATURES 4 Table of Contents Item 5.02. 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 company, since July 2019. She previously served as Vice President of Human Resources of Gilead from October 2017 to July 2019.

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13. Dec 28, 2020

    On December 22, 2020, the independent members of the Board of Directors of Lam Research Corporation (the “Company”) adopted an Executive Severance Policy (the “Severance Policy”) and an Executive Change in Control Policy (the “Change in Control Policy” and, together with the Severance Policy, the “Policies”), effective as of January 1, 2021. The Policies will replace the employment agreements with Timothy M. Archer, Douglas R. Bettinger, Richard A. Gottscho and Patrick J. Lord, as well as the change in control agreements with the Company’s senior vice presidents, which will expire on December 31, 2020. The following summaries of the terms of the Policies are qualified in their entirety by the respective texts of such Policies.

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14. Sep 14, 2020

    3 SIGNATURES 4 Table of Contents Item 5.02. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. On September 10, 2020, Youssef A. El-Mansy, a member of the board of directors (the “Board”) of Lam Research Corporation (the “Company”), notified the Company that he will be retiring from the Board, having reached the age at which he is not eligible to be nominated for re-election under the Company’s corporate governance guidelines. Dr. El-Mansy’s retirement will be effective November 1, 2020, prior to the Company’s 2020 annual meeting of stockholders. Table of Contents

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15. Sep 8, 2020

    On September 8, 2020, the Company entered into an Employment Agreement with Patrick J. Lord (the “Lord Agreement”). The following summary of the terms of the Lord Agreement is qualified in its entirety by the text of such agreement. The Lord Agreement is attached as Exhibit 10.1 to this Current Report on Form 8-K and is incorporated herein by reference. The Lord Agreement is effective September 8, 2020. The Lord Agreement replaces the Change in Control Agreement between the Company and Dr. Lord that was effective January 1, 2018. The Lord Agreement provides that Dr. Lord shall serve as an Executive Vice President of the Company for a term commencing on September 8, 2020 and ending on December 31, 2020, subject to the right of the Company or Dr. Lord, under certain circumstances, to terminate the agreement prior to such time.

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Proxy statements (DEF 14A): 2026 · 2025 · 2024 · 2023 · 2022 · 2021

From the company's 10-K XBRL data (SEC companyfacts).

People who stopped filing as an insider of this company. “Last filing” is the last Form 3/4/5, an upper bound on when they left.