Stock research log
$LRCX Insider Trading
Lam Research Corporation
3
Alerts Listed
0
Insider Buys 30d
0
Insider Sells 30d
This page is InsiderWatch’s research log for LRCX: the alerts we sent on this stock, timestamped, plus recent insider buying and selling reported to the SEC on Form 4.
Price and Our Alerts
$LRCX price
Daily closing prices
3M change
-39.4%
1Y high
$433.33
1Y low
$139.59
Our alerts
3
in this window
Prices from public market data and may be delayed. Markers show the days our alerts on this stock fired. Not investment advice.
Our Alerts on $LRCX
1 more alert on LRCX sent and not yet listed.
| Sent (ET) | Call | Alert |
|---|---|---|
| Oct 22, 5:53 AM | NEUTRAL | Lam Research slides as supply chain clouds next-quarter sales |
| Sep 24, 11:31 PM | NEUTRAL | Lam Research lifts 2026 chip equipment outlook |
| Aug 24, 8:06 AM | NEUTRAL | Japan funds Rapidus 2nm chip buildout |
Every alert we sent on LRCX is listed after a short delay, in the order it went out. The call shown is the one in the alert as sent.
Recent Insider Activity
Open-market buys and sells in LRCX by the company’s own officers, directors, and large holders, as reported to the SEC on Form 4 in roughly the last 30 days. New to the filing? Read what a Form 4 is and what the transaction codes mean.
| Filed (ET) | Insider | Action | Value |
|---|---|---|---|
| Sep 10 | Mayer BethanyDirector | SELL | $3.0M |
Sourced from public SEC Form 4 filings. Buys shown are open-market purchases; routine grants and plan sales are filtered out before a trade reaches this log.
Congress Trading in $LRCX
Members of Congress who disclosed trades in LRCX under the STOCK Act since we began tracking. Each name links to that member’s full page. Amounts are the disclosed ranges (see how the ranges work) and filings can arrive up to 45 days after the trade.
| Member | Action | Amount |
|---|---|---|
| David J. TaylorHouse | BUY | $1,001 - $15,000 |
| David J. TaylorHouse | SELL | $1,001 - $15,000 |
| David J. TaylorHouse | SELL | $1,001 - $15,000 |
| David J. TaylorHouse | SELL | $1,001 - $15,000 |
| David J. TaylorHouse | BUY | $1,001 - $15,000 |
| David J. TaylorHouse | SELL | $1,001 - $15,000 |
| David J. TaylorHouse | SELL | $1,001 - $15,000 |
| Cleo FieldsHouse | BUY | $15,001 - $50,000 |
| David J. TaylorHouse | SELL | $1,001 - $15,000 |
| David J. TaylorHouse | SELL | $15,001 - $50,000 |
| David J. TaylorHouse | SELL | $15,001 - $50,000 |
Disclosed amounts are ranges. Filing and trade dates, who in the household traded, and full histories are part of the subscriber dashboard.
See the research log across all stocks, this week’s insider buying, or the congress trading tracker.
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Try Free for 7 DaysInsiderWatch is an informational research service based on publicly available information only and is not financial, investment, legal, or tax advice. The call shown is a reading of the event, not a recommendation to trade.