Lam Research's three largest insider shareholders as of March 23, 2026 are Douglas R Bettinger (Chief Financial Officer Evp, 1.08Mn shares), Timothy Archer (President And Ceo, 1.08Mn shares), Vahid Vahedi (Senior Vice President, 276.90K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Douglas R Bettinger | Chief Financial Officer Evp | 1,081,705 | 0 | 05 Mar, 2026 |
| Timothy Archer | President And Ceo | 1,075,618 | 0 | 02 Mar, 2026 |
| Vahid Vahedi | Senior Vice President | 276,896 | 0 | 02 Mar, 2026 |
| Eric Brandt | 253,705 | 0 | 09 Feb, 2026 | |
| Seshasayee Varadarajan | Senior Vice President | 225,198 | 0 | 02 Mar, 2026 |
| Michael R Cannon | 191,375 | 0 | 10 Nov, 2025 | |
| Abhijit Y Talwalkar | 105,424 | 0 | 11 Mar, 2026 | |
| Patrick J Lord | Executive Vice President | 98,848 | 0 | 02 Mar, 2026 |
| Neil J Fernandes | Senior Vice President | 83,951 | 0 | 02 Mar, 2026 |
| Christina Correia | Cvp , Chief Accounting Officer | 57,168 | 0 | 02 Mar, 2026 |
| Ava Harter | Chief Legal Officer | 53,205 | 0 | 05 Mar, 2026 |
| Catherine P Lego | 49,991 | 0 | 27 Apr, 2022 | |
| Sohail U Ahmed | 1,635 | 33,580 | 10 Nov, 2025 | |
| Bethany Mayer | 1,635 | 30,552 | 10 Nov, 2025 | |
| Richard A Gottscho | Executive Vice President Cto | 30,398 | 0 | 02 Mar, 2023 |
| Scott Gerald Meikle | Senior Vice President | 22,954 | 0 | 02 Mar, 2023 |
| Jyoti Mehra | 18,475 | 0 | 10 Nov, 2025 | |
| Ho Kyu Kang | 9,664 | 0 | 10 Nov, 2025 | |
| John M. Dineen | 9,135 | 0 | 10 Nov, 2025 | |
| Lih Shyng (Rick) Tsai | 7,459 | 0 | 13 Nov, 2023 | |
| George M Schisler | Chief Legal Officer | 5,661 | 0 | 06 May, 2024 |
| Ita M Brennan | 5,342 | 0 | 10 Nov, 2025 | |
| Ita M Brennan | 5,342 | 0 | 10 Nov, 2025 | |
| Mark Fields | 5,322 | 0 | 10 Nov, 2025 | |
| Mark Fields | 5,322 | 0 | 10 Nov, 2025 | |
| Ava Hahn | Chief Legal Officer Svp | 3,433 | 0 | 04 Jan, 2024 |
| Leslie F Varon | 2,834 | 0 | 13 Nov, 2023 | |
| Anirudh Devgan | 1,141 | 0 | 09 Feb, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 10 Mar, 2026 | Abhijit Y Talwalkar | Common Stock | D | 4,571 | $0.00 | 105,424 | D | G |
| 04 Mar, 2026 | Douglas R Bettinger | Common Stock | A | 51,270 | $49.09 | 1,105,282 | D | M |
| 04 Mar, 2026 | Ava Harter | Common Stock | D | 1,500 | $222.66 | 53,205 | D | S |
| 04 Mar, 2026 | Douglas R Bettinger | Common Stock | A | 26,480 | $98.15 | 1,131,762 | D | M |
| 04 Mar, 2026 | Douglas R Bettinger | Common Stock | D | 50,057 | $224.03 | 1,081,705 | D | S |
| 04 Mar, 2026 | Douglas R Bettinger | Employee Stock Option (Right to Buy) | D | 51,270 | $0.00 | 0 | D | M |
| 04 Mar, 2026 | Douglas R Bettinger | Employee Stock Option (Right to Buy) | D | 26,480 | $0.00 | 13,240 | D | M |
| 02 Mar, 2026 | Douglas R Bettinger | Common Stock | A | 16,620 | $59.88 | 1,044,651 | D | M |
| 02 Mar, 2026 | Ava Harter | Common Stock | D | 4,000 | $232.50 | 54,705 | D | S |
| 02 Mar, 2026 | Douglas R Bettinger | Common Stock | A | 37,980 | $54.06 | 1,082,631 | D | M |
| 02 Mar, 2026 | Douglas R Bettinger | Common Stock | A | 11,710 | $30.03 | 1,094,341 | D | M |
| 02 Mar, 2026 | Douglas R Bettinger | Common Stock | D | 40,329 | $230.22 | 1,054,012 | D | S |
| 02 Mar, 2026 | Douglas R Bettinger | Employee Stock Option (Right to Buy) | D | 16,620 | $0.00 | 0 | D | M |
| 02 Mar, 2026 | Douglas R Bettinger | Employee Stock Option (Right to Buy) | D | 37,980 | $0.00 | 0 | D | M |
| 02 Mar, 2026 | Douglas R Bettinger | Employee Stock Option (Right to Buy) | D | 11,710 | $0.00 | 0 | D | M |
| 27 Feb, 2026 | Vahid Vahedi | Common Stock | A | 9,053 | $0.00 | 309,870 | D | A |
| 27 Feb, 2026 | Timothy Archer | Common Stock | A | 51,053 | $0.00 | 1,247,912 | D | A |
| 27 Feb, 2026 | Patrick J Lord | Common Stock | D | 31,406 | $233.89 | 107,397 | D | F |
| 27 Feb, 2026 | Seshasayee Varadarajan | Common Stock | A | 12,547 | $0.00 | 262,111 | D | A |
| 27 Feb, 2026 | Douglas R Bettinger | Common Stock | A | 12,547 | $0.00 | 1,076,704 | D | A |