Lam Research Corporation (LRCX) Insider Trading
Over the last 3 months, LRCX insiders made 0 open-market buys and 47 sales, a net sale of -$59.4M (SEC Form 4). Over the last 6 months, 1702 institutions increased and 1997 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
47
Net (3m)
-$59.4M
Insider trades by month Buys Sells
Feb
Mar
Apr
May
Jun
Jul
Context3-month price +33.9%Institutions mixed (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jul 6, 2026 | ARCHER TIMOTHYofficer: President and CEO | Sell | 30,000 | $390.01 |
| Jul 6, 2026 | ARCHER TIMOTHYofficer: President and CEO | Option | 30,000 | $30.03 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 1,906 | $360.15 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 1,880 | $358.22 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 642 | $364.00 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 2,604 | $362.20 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 300 | $355.71 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 1,600 | $373.09 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 780 | $359.24 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 5,717 | $362.95 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 4,030 | $368.03 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 1,481 | $343.96 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 3,208 | $344.92 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 2,708 | $362.40 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 1,653 | $356.27 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 7,700 | $372.23 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 36 | $350.77 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 1,172 | $353.52 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 819 | $361.21 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 3,644 | $342.91 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 974 | $337.56 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 1,083 | $338.62 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 5,803 | $367.01 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 1,331 | $355.50 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 1,895 | $339.75 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 1,756 | $361.05 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 1,070 | $341.81 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 664 | $360.24 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 1,461 | $354.08 |
| Jun 15, 2026 | BRANDT ERICdirector | Sell | 3,442 | $346.79 |
Source: LRCX SEC Form 4 filings, latest Jul 6, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their LRCX positions over the last 6 months (SEC Form 13F).
Increased
1702
New positions
826
Reduced
1997
Sold out
252
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 162.3M | May 15, 2026 |
| BLACKROCK, INC. | Increased | 134.3M | Feb 12, 2026 |
| BLACKROCK, INC. | Reduced | 132.9M | May 13, 2026 |
| VANGUARD GROUP INC | Increased | 131.2M | Jan 29, 2026 |
| STATE STREET CORP | Reduced | 59.7M | Feb 13, 2026 |
| STATE STREET CORP | Reduced | 59.2M | May 15, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 37.1M | May 8, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 35.2M | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 33.7M | Feb 9, 2026 |
| FMR LLC | Increased | 33.6M | May 15, 2026 |
| JPMORGAN CHASE & CO | Increased | 32.7M | May 13, 2026 |
| FMR LLC | Increased | 26.7M | Feb 17, 2026 |
| INVESCO LTD. | Increased | 24.3M | May 12, 2026 |
| JPMORGAN CHASE & CO | Reduced | 23.5M | Feb 11, 2026 |
| AMERIPRISE FINANCIAL INC | Reduced | 23.3M | Feb 17, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.