Based on data from the past 90 days ending February 07, 2026, Lam Research's three largest insider shareholders are President And Ceo Timothy Archer (1.20Mn shares), Chief Financial Officer & Evp Douglas R Bettinger (1.06Mn shares), Director Catherine P Lego (499.91K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Timothy Archer | President And Ceo | 1,203,939 | 05 Feb, 2026 |
| Douglas R Bettinger | Chief Financial Officer & Evp | 1,064,157 | 05 Feb, 2026 |
| Vahid Vahedi | Senior Vice President | 300,817 | 05 Feb, 2026 |
| Eric Brandt | 288,705 | 10 Nov, 2025 | |
| Seshasayee Varadarajan | Senior Vice President | 249,564 | 05 Feb, 2026 |
| Michael R Cannon | 191,375 | 10 Nov, 2025 | |
| Patrick J Lord | Executive Vice President | 138,803 | 05 Feb, 2026 |
| Abhijit Y Talwalkar | 109,995 | 10 Nov, 2025 | |
| Neil J Fernandes | Senior Vice President | 92,768 | 05 Feb, 2026 |
| Christina Correia | Cvp And Chief Accounting Officer | 60,637 | 05 Feb, 2026 |
| Ava Harter | Chief Legal Officer | 56,786 | 28 Oct, 2025 |
| Catherine P Lego | 499,910 | 27 Apr, 2022 | |
| Sohail U Ahmed | 35,215 | 10 Nov, 2025 | |
| Bethany Mayer | 32,187 | 10 Nov, 2025 | |
| Richard A Gottscho | Executive Vice President & Cto | 303,980 | 02 Mar, 2023 |
| Scott Gerald Meikle | Senior Vice President | 229,540 | 02 Mar, 2023 |
| Jyoti Mehra | 18,475 | 10 Nov, 2025 | |
| Ho Kyu Kang | 9,664 | 10 Nov, 2025 | |
| John M. Dineen | 9,135 | 10 Nov, 2025 | |
| Lih Shyng (Rick) Tsai | 74,590 | 13 Nov, 2023 | |
| George M Schisler | Chief Legal Officer | 56,610 | 06 May, 2024 |
| Ita M Brennan | 5,342 | 10 Nov, 2025 | |
| Mark Fields | 5,322 | 10 Nov, 2025 | |
| Ava Hahn | Chief Legal Officer & Svp | 34,330 | 04 Jan, 2024 |
| Leslie F Varon | 28,340 | 13 Nov, 2023 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 04 Feb, 2026 | Timothy Archer | Common Stock | A | 271,530 | $0.00 | 1,203,939 | D | M |
| 03 Feb, 2026 | Patrick J Lord | Common Stock | A | 63,345 | $0.00 | 138,803 | D | M |
| 03 Feb, 2026 | Douglas R Bettinger | Common Stock | A | 76,920 | $0.00 | 1,064,157 | D | M |
| 03 Feb, 2026 | Vahid Vahedi | Common Stock | A | 49,770 | $0.00 | 300,817 | D | M |
| 03 Feb, 2026 | Seshasayee Varadarajan | Common Stock | A | 53,925 | $0.00 | 249,564 | D | M |
| 03 Feb, 2026 | Neil J Fernandes | Common Stock | A | 21,570 | $0.00 | 92,768 | D | M |
| 03 Feb, 2026 | Christina Correia | Common Stock | A | 9,045 | $0.00 | 60,637 | D | M |
| 17 Dec, 2025 | Timothy Archer | Common Stock | D | 50,000 | $163.86 | 932,409 | D | S |
| 17 Dec, 2025 | Timothy Archer | Common Stock | A | 113,300 | $17.68 | 1,045,709 | D | M |
| 17 Dec, 2025 | Timothy Archer | Common Stock | D | 113,300 | $163.86 | 932,409 | D | S |
| 14 Nov, 2025 | Douglas R Bettinger | Common Stock | D | 40,080 | $150.60 | 987,237 | D | S |
| 10 Nov, 2025 | Bethany Mayer | - | - | 30,552 | I | |||
| 10 Nov, 2025 | Bethany Mayer | Common Stock | A | 1,622 | $0.00 | 30,552 | I | G |
| 10 Nov, 2025 | Bethany Mayer | Common Stock | D | 1,622 | $0.00 | 1,635 | D | G |
| 10 Nov, 2025 | Bethany Mayer | - | - | 1,635 | D | |||
| 07 Nov, 2025 | Eric Brandt | - | - | 288,705 | D | |||
| 07 Nov, 2025 | Eric Brandt | Common Stock | A | 1,635 | $0.00 | 288,705 | D | A |
| 07 Nov, 2025 | Mark Fields | Common Stock | A | 1,635 | $0.00 | 5,322 | D | A |
| 07 Nov, 2025 | Michael R Cannon | Common Stock | A | 1,635 | $0.00 | 191,375 | D | A |
| 07 Nov, 2025 | Abhijit Y Talwalkar | Common Stock | A | 1,635 | $0.00 | 109,995 | D | A |