Lam Research Corporation (LRCX)
Nasdaq: LRCX · Special Industry Machinery, NEC · Fremont, CA · filing with the SEC since 1994
Grade6.9
◀ Past 6.1● Present 7.5▶ Future 6.8
Who owns Lam Research Corporation
As filed with the SECHolders of 5% or more
1
Vanguard Capital Management holds 7.49% of Common Stock, as its SCHEDULE 13G filed Apr 30, 2026 says.
Directors and officers
20
report now, of 34 people on the record since 2006. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 1 named at left.
Holders of 5% or moreshare of the class, as filed
Vanguard Capital Management
SCHEDULE 13G · filed Apr 30, 2026 · Common Stock
The Vanguard Group
SCHEDULE 13G/A · filed Mar 27, 2026 · Common Stock · reported falling below 5%, from 10.1% in Apr 8, 2025
What LRCX reports owning in othersstakes of 5% or more, and other ties
40 subsidiaries in 20 countries, from the list filed with the 10-K filed Aug 7, 2026.
Insider tradesForm 4
67sales
0purchases
58sales on a scheduled plan
8people selling
$176Msold, in dollars
$0bought, in dollars
Open-market trades on Form 4 from Nov 12, 2025 to Nov 12, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2026 runs to Nov 12, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window8 of 34 on the roster
| Person | Role as filed | Sales | Sold | On a plan | Buys | Bought |
|---|---|---|---|---|---|---|
| Archer Timothy | President and CEO | 6 | $64.2M | 6 | 0 | $0 |
| Brandt Eric | director | 45 | $47.0M | 43 | 0 | $0 |
| Bettinger Douglas R | Chief Financial Officer & EVP | 3 | $26.5M | 0 | 0 | $0 |
| Varadarajan Seshasayee | Senior Vice President | 3 | $17.4M | 3 | 0 | $0 |
| Fernandes Neil J | Senior Vice President | 2 | $7.0M | 2 | 0 | $0 |
| Talwalkar Abhijit Y | director | 1 | $6.1M | 1 | 0 | $0 |
| Harter Ava | Chief Legal Officer | 4 | $4.3M | 1 | 0 | $0 |
| Mayer Bethany | director | 3 | $3.2M | 2 | 0 | $0 |