Lam Research Corp (LRCX) Insider Ownership

Historic Insider Ownership Trends

Based on data from the past 90 days ending January 16, 2026, Lam Research's three largest insider shareholders are Chief Financial Officer & Evp Douglas R Bettinger (987.24K shares), President And Ceo Timothy Archer (932.41K shares), Director Catherine P Lego (499.91K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Douglas R Bettinger Chief Financial Officer & Evp 987,237 17 Nov, 2025
Timothy Archer President And Ceo 932,409 18 Dec, 2025
Eric Brandt 288,705 10 Nov, 2025
Vahid Vahedi Senior Vice President 251,047 14 Oct, 2025
Seshasayee Varadarajan Senior Vice President 195,305 04 Mar, 2025
Michael R Cannon 191,375 10 Nov, 2025
Abhijit Y Talwalkar 109,995 10 Nov, 2025
Patrick J Lord Executive Vice President 75,124 04 Mar, 2025
Neil J Fernandes Senior Vice President 70,864 04 Mar, 2025
Ava Harter Chief Legal Officer 56,786 28 Oct, 2025
Christina Correia Cvp And Chief Accounting Officer 51,252 04 Mar, 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.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
17 Dec, 2025 Timothy Archer Common Stock D 113,300 $163.86 932,409 D S
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
14 Nov, 2025 Douglas R Bettinger Common Stock D 40,080 $150.60 987,237 D S
10 Nov, 2025 Bethany Mayer Common Stock D 1,622 $0.00 1,635 D G
10 Nov, 2025 Bethany Mayer Common Stock A 1,622 $0.00 30,552 I G
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
07 Nov, 2025 Bethany Mayer Common Stock A 1,635 $0.00 3,287 D A
07 Nov, 2025 Bethany Mayer Common Stock D 30 $159.52 3,257 D S
07 Nov, 2025 Ita M Brennan Common Stock A 1,635 $0.00 5,342 D A
07 Nov, 2025 John M. Dineen Common Stock A 1,635 $0.00 9,135 D A
07 Nov, 2025 Sohail U Ahmed Common Stock A 1,635 $0.00 1,635 D A
07 Nov, 2025 Jyoti Mehra Common Stock A 1,635 $0.00 18,475 D A
07 Nov, 2025 Ho Kyu Kang Common Stock A 1,635 $0.00 9,664 D A
06 Nov, 2025 Sohail U Ahmed Common Stock D 2,950 $0.00 0 D G
06 Nov, 2025 Sohail U Ahmed Common Stock A 2,950 $0.00 33,580 I G
03 Nov, 2025 Bethany Mayer Common Stock D 1,298 $159.99 1,652 D S