Insider filing · LRCX
Timothy Archer
President and CEO
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Lam Research Corporation
LRCX · Technology · 61 filings in 24 months
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Timothy Archer sold $9.0M of Lam Research (LRCX)
Executed Aug 6, disclosed Aug 7, 1 day later.
Value, as filed
$9.0M
30,000 sh × $300.00
Executed
Aug 6
the trade date, as filed
Disclosed
Aug 7
1 day after the trade
Return, 21 sessionsiFrom the disclosed entry session; derived
–
purchases only
Returns are measured on stock purchases only.
The filer
TATimothy Archer (President and CEO) filed 5 Form 4 reports in the trailing twelve months (0 purchases, 5 sales), most often in Lam Research Corporation (LRCX). The largest single filing was $26.8M of LRCX (163,300 sh across 2 lots, as filed), executed Dec 17 2025.
The name
LRCXTechnology · Lam Research Corporation designs, manufactures, markets, refurbishes, and services semiconductor processing equipment used in the fabricati…
More Technology filings→ Insider filings, newest first→ View the original filing at www.sec.gov→Other filings by Timothy Archer in LRCX
LRCXSALE
Lam Research Corporation
$7.1M31,400 sh × $227.02
Exec Oct 23
Filed Oct 26 · 1:49 PM ET LRCXSALE Lam Research Corporation $9.6M
30,000 sh × $319.26
Exec Sep 9
Filed Sep 10 · 1:05 PM ET LRCXSALE Lam Research Corporation $11.7M
30,000 sh × $390.01
Exec Jul 2
Filed Jul 6 · 12:33 PM ET LRCXSALE Lam Research Corporation $26.8M
163,300 sh across 2 lots
Exec Dec 17 2025
Filed Dec 18 2025 · 5:30 PM ET