Lam Research Corporation (LRCX) Insider Trading

Over the last 3 months, LRCX insiders made 0 open-market buys and 46 sales, a net sale of -$66.0M (SEC Form 4). Over the last 6 months, 1939 institutions increased and 2245 reduced their position (13F).

Insider Activity

Sentiment
0/100
Buys (3m)
0
Sells (3m)
46
Net (3m)
-$66.0M
Insider trades by month Buys Sells
Mar
Apr
May
Jun
Jul
Aug
Context3-month price -5.2%Institutions accumulating (13F)
DateInsiderTypeSharesPrice
Aug 7, 2026ARCHER TIMOTHYofficer: President and CEOOption30,000$30.03
Aug 7, 2026ARCHER TIMOTHYofficer: President and CEOSell30,000$300.00
Aug 6, 2026Harter Avaofficer: Chief Legal OfficerTax5,790$307.42
Jul 14, 2026TALWALKAR ABHIJIT YdirectorSell18,282$335.00
Jul 6, 2026ARCHER TIMOTHYofficer: President and CEOSell30,000$390.01
Jul 6, 2026ARCHER TIMOTHYofficer: President and CEOOption30,000$30.03
Jun 15, 2026BRANDT ERICdirectorSell1,200$365.16
Jun 15, 2026BRANDT ERICdirectorSell1,277$340.68
Jun 15, 2026BRANDT ERICdirectorSell1,461$354.08
Jun 15, 2026BRANDT ERICdirectorSell300$355.71
Jun 15, 2026BRANDT ERICdirectorSell2,604$362.20
Jun 15, 2026BRANDT ERICdirectorSell1,455$357.06
Jun 15, 2026BRANDT ERICdirectorSell780$359.24
Jun 15, 2026BRANDT ERICdirectorSell1,880$358.22
Jun 15, 2026BRANDT ERICdirectorSell974$337.56
Jun 15, 2026BRANDT ERICdirectorSell2,832$345.84
Jun 15, 2026BRANDT ERICdirectorSell1,070$341.81
Jun 15, 2026BRANDT ERICdirectorSell1,393$357.24
Jun 15, 2026BRANDT ERICdirectorSell2,708$362.40
Jun 15, 2026BRANDT ERICdirectorSell1,517$349.79
Jun 15, 2026BRANDT ERICdirectorSell1,100$357.98
Jun 15, 2026BRANDT ERICdirectorSell1,172$353.52
Jun 15, 2026BRANDT ERICdirectorSell1,906$360.15
Jun 15, 2026BRANDT ERICdirectorSell5,037$370.27
Jun 15, 2026BRANDT ERICdirectorSell642$364.00
Jun 15, 2026BRANDT ERICdirectorSell1,481$343.96
Jun 15, 2026BRANDT ERICdirectorSell1,895$339.75
Jun 15, 2026BRANDT ERICdirectorSell1,083$338.62
Jun 15, 2026BRANDT ERICdirectorSell3,208$344.92
Jun 15, 2026BRANDT ERICdirectorSell2,300$364.41

Source: LRCX SEC Form 4 filings, latest Aug 7, 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
1939
New positions
1037
Reduced
2245
Sold out
105
Largest moves
InstitutionActionSharesFiled
BLACKROCK, INC.Reduced132.9MMay 13, 2026
BlackRock, Inc.Reduced132.8MAug 7, 2026
VANGUARD CAPITAL MANAGEMENT LLCIncreased81.7MAug 13, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position81.2MMay 15, 2026
STATE STREET CORPIncreased60.7MAug 7, 2026
STATE STREET CORPReduced59.2MMay 15, 2026
Invesco Ltd.Increased52.3MAug 14, 2026
JPMORGAN CHASE & COIncreased45.3MAug 12, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCNew Position37.1MMay 8, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCReduced36.6MAug 13, 2026
GEODE CAPITAL MANAGEMENT, LLCIncreased35.2MMay 15, 2026
GEODE CAPITAL MANAGEMENT, LLCReduced34.5MAug 12, 2026
FMR LLCIncreased33.7MAug 13, 2026
FMR LLCIncreased33.6MMay 15, 2026
JPMORGAN CHASE & COIncreased32.7MMay 13, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.