LAM RESEARCH CORP — Insider Transactions
Form 4 filings by directors, officers, and 10%+ shareholders
SEC rules require corporate insiders — including directors, executive officers, and any shareholder owning more than 10% of a company's shares — to report changes in their ownership within two business days of a transaction. These disclosures are filed as Form 4. Open-market purchases (code P) are generally considered the most meaningful signal, as insiders are spending their own money.
| Insider | Title | Type | Shares | Price | Value | Date |
|---|---|---|---|---|---|---|
| ARCHER TIMOTHY | President and CEO | Option Exercise | 113,300 | $17.68 | $2,003,144 | Dec 17, 2025 |
| Bettinger Douglas R | Chief Financial Officer & EVP | Sale | 40,080 | $150.60 | $6,036,048 | Nov 14, 2025 |
| Mayer Bethany | — | Gift | 1,622 | — | — | Nov 7, 2025 |
| Mehra Jyoti | — | Award / Grant | 1,635 | — | — | Nov 7, 2025 |
| Kang Ho Kyu | — | Award / Grant | 1,635 | — | — | Nov 7, 2025 |
| FIELDS MARK | — | Award / Grant | 1,635 | — | — | Nov 7, 2025 |
| Dineen John M. | — | Award / Grant | 1,635 | — | — | Nov 7, 2025 |
| CANNON MICHAEL R | — | Award / Grant | 1,635 | — | — | Nov 7, 2025 |
| Brennan Ita M | — | Award / Grant | 1,635 | — | — | Nov 7, 2025 |
| BRANDT ERIC | — | Award / Grant | 1,635 | — | — | Nov 7, 2025 |
| TALWALKAR ABHIJIT Y | — | Award / Grant | 1,635 | — | — | Nov 7, 2025 |
| Ahmed Sohail U | — | Gift | 2,950 | — | — | Nov 7, 2025 |
| Mayer Bethany | — | Sale | 1,298 | $159.99 | $207,667 | Nov 3, 2025 |
| Kang Ho Kyu | — | Tax Withholding | 664 | $157.46 | $104,553 | Oct 31, 2025 |
| Harter Ava | Chief Legal Officer | Option Exercise | 6,010 | $77.04 | $463,010 | Oct 27, 2025 |
| Vahedi Vahid | Senior Vice President | Sale | 52,190 | $138.90 | $7,249,191 | Oct 13, 2025 |
| Harter Ava | Chief Legal Officer | Tax Withholding | 5,270 | $96.68 | $509,504 | Apr 8, 2025 |
| Bettinger Douglas R | Chief Financial Officer & EVP | Tax Withholding | 10,727 | $76.74 | $823,190 | Mar 28, 2025 |
| ARCHER TIMOTHY | President and CEO | Tax Withholding | 8,374 | $76.74 | $642,621 | Feb 28, 2025 |
| LORD PATRICK J | Executive Vice President | Tax Withholding | 1,675 | $76.74 | $128,539 | Feb 28, 2025 |
| Vahedi Vahid | Senior Vice President | Tax Withholding | 2,305 | $76.74 | $176,886 | Feb 28, 2025 |
| Varadarajan Seshasayee | Senior Vice President | Tax Withholding | 7,045 | $76.74 | $540,633 | Feb 28, 2025 |
| Harter Ava | Chief Legal Officer | Award / Grant | 19,360 | — | — | Feb 28, 2025 |
| Correia Christina | CVP , Chief Accounting Officer | Tax Withholding | 657 | $76.74 | $50,418 | Feb 28, 2025 |
| Fernandes Neil J | Senior Vice President | Tax Withholding | 1,398 | $76.74 | $107,283 | Feb 28, 2025 |
| Varadarajan Seshasayee | Senior Vice President | Sale | 74,320 | $90.00 | $6,688,800 | Feb 20, 2025 |
| ARCHER TIMOTHY | President and CEO | Option Exercise | 86,548 | — | — | Feb 5, 2025 |
| Bettinger Douglas R | Chief Financial Officer & EVP | Option Exercise | 21,637 | — | — | Feb 4, 2025 |
| Fernandes Neil J | Senior Vice President | Option Exercise | 4,805 | — | — | Feb 4, 2025 |
| LORD PATRICK J | Executive Vice President | Option Exercise | 17,309 | — | — | Feb 4, 2025 |
| Vahedi Vahid | Senior Vice President | Option Exercise | 14,542 | — | — | Feb 4, 2025 |
| Varadarajan Seshasayee | Senior Vice President | Option Exercise | 14,542 | — | — | Feb 4, 2025 |
| Correia Christina | CVP , Chief Accounting Officer | Option Exercise | 2,881 | — | — | Feb 4, 2025 |
| Ahmed Sohail U | — | Award / Grant | 2,950 | — | — | Nov 8, 2024 |
| TALWALKAR ABHIJIT Y | — | Award / Grant | 2,950 | — | — | Nov 8, 2024 |
| Mehra Jyoti | — | Award / Grant | 2,950 | — | — | Nov 8, 2024 |
| Mayer Bethany | — | Award / Grant | 2,950 | — | — | Nov 8, 2024 |
| Kang Ho Kyu | — | Award / Grant | 2,950 | — | — | Nov 8, 2024 |
| Dineen John M. | — | Award / Grant | 2,950 | — | — | Nov 8, 2024 |
| BRANDT ERIC | — | Award / Grant | 2,950 | — | — | Nov 8, 2024 |
| CANNON MICHAEL R | — | Award / Grant | 2,950 | — | — | Nov 8, 2024 |
| FIELDS MARK | — | Award / Grant | 2,950 | — | — | Nov 8, 2024 |
| Brennan Ita M | — | Award / Grant | 2,950 | — | — | Nov 8, 2024 |
| Mayer Bethany | — | Gift | 28,930 | — | — | Nov 6, 2024 |
| Mayer Bethany | — | Other | 28,930 | — | — | Nov 6, 2024 |
| Ahmed Sohail U | — | Other | 3,690 | — | — | Nov 4, 2024 |
| Ahmed Sohail U | — | Gift | 3,690 | — | — | Nov 4, 2024 |
| Mayer Bethany | — | Sale | 1,660 | $75.16 | $124,766 | Nov 1, 2024 |
| Kang Ho Kyu | — | Tax Withholding | 1,107 | $74.35 | $82,305 | Oct 31, 2024 |
| Correia Christina | CVP , Chief Accounting Officer | Sale | 647 | $817.51 | $528,929 | Oct 1, 2024 |