Lam Research Corp
LRCX- Exchange
- Nasdaq
- Industry
- Special Industry Machinery, NEC
- SEC CIK
- 0000707549
In the last 90 days, Lam Research Corp insiders filed 0 open-market purchases and 7 sales; 3,142 institutions reported holding it in 13F filings for Q2 2026, worth $463.5B in total; 6 superinvestors hold it, including Coatue Management and Tiger Global Management.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Lam Research Corp insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 7 filings
- 5 insiders, $58.3M in total
- Insiders trading
- 5
- Net value
- −$58.3M
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Lam Research Corp, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Archer Timothy | President and CEO | 1,075,966 | Sep 10, 2026 | 7 |
| Mayer Bethany | Director | 20,995Indirect | Sep 10, 2026 | 3 |
| Varadarajan Seshasayee | Senior Vice President | 205,546 | Sep 3, 2026 | 3 |
| Harter Ava | Chief Legal Officer | 42,462 | Sep 1, 2026 | 7 |
| Talwalkar Abhijit Y | Director | 87,142 | Jul 14, 2026 | 3 |
| Brandt Eric | Director | 144,705 | Jun 15, 2026 | 4 |
| Fernandes Neil J | Senior Vice President | 58,470 | Jun 2, 2026 | 4 |
| Bettinger Douglas R | Chief Financial Officer & EVP | 1,081,705 | Mar 5, 2026 | 5 |
| Lord Patrick J | Executive Vice President | 98,848 | Mar 2, 2026 | 2 |
| Vahedi Vahid | Senior Vice President | 276,896 | Mar 2, 2026 | 3 |
| Corrreia Christina | CVP , Chief Accounting Officer | 57,168 | Mar 2, 2026 | 2 |
| Devgan Anirudh | Director | 1,141 | Feb 9, 2026 | 1 |
| Fields Mark | Director | 5,322 | Nov 10, 2025 | 1 |
| Cannon Michael R | Director | 191,375 | Nov 10, 2025 | 1 |
| Brennan Ita M | Director | 5,342 | Nov 10, 2025 | 1 |
| Dineen John M. | Director | 9,135 | Nov 10, 2025 | 1 |
| Ahmed Sohail U | Director | 1,635 | Nov 10, 2025 | 1 |
| Mehra Jyoti | Director | 18,475 | Nov 10, 2025 | 1 |
| Kang Ho Kyu | Director | 9,664 | Nov 10, 2025 | 2 |
| Schisler George M | Chief Legal Officer | 5,661 | May 6, 2024 | 0 |
| Hahn Ava | Chief Legal Officer & SVP | 3,433 | Jan 4, 2024 | 0 |
| Varon Leslie F | Director | 2,834 | Nov 13, 2023 | 0 |
| Tsai Lih Shyng (Rick) | Director | 7,459 | Nov 13, 2023 | 0 |
| Gottscho Richard A | Executive Vice President & CTO | 30,398 | Mar 2, 2023 | 0 |
| Meikle Scott Gerald | Senior Vice President | 22,954 | Mar 2, 2023 | 0 |
| Lego Catherine P | Director | 49,991 | Apr 27, 2022 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jul 2, 2024 (view filing) | Jun 28 | 4 days | Archer TimothyPresident and CEO | SSale | −9.65K | $1,070.39 | −$10.3M | −10.2%84.6K after | 20 lots10b5-1 |
| Jul 15, 2024 (view filing) | Jul 12 | 3 days | Fernandes Neil JSenior Vice President | SSale | −1.62K | $1,056.99 | −$1.71M | −23.6%5.24K after | 10b5-1 |
| Oct 2, 2024 (view filing) | Oct 1 | 1 day | Corrreia ChristinaCVP , Chief Accounting Officer | SSale | −647 | $817.51 | −$528.9K | −13.2%4.27K after | 10b5-1 |
| Nov 4, 2024 (view filing) | Nov 1 | 3 days | Mayer BethanyDirector | SSale | −1.66K | $75.16 | −$124.8K | −5.4%28.9K after | |
| Feb 21, 2025 (view filing) | Feb 20 | 1 day | Varadarajan SeshasayeeSenior Vice President | SSale | −110.1K | $90.00 | −$9.91M | −38.1%179.1K after | 2 lots10b5-1 |
| Aug 6, 2025 (view filing) | Apr 8 | 120 daysLate | Harter AvaChief Legal Officer | PPurchase | +9.46 | $63.66 | +$602.22 | 0.0%65.1K after | |
| Oct 14, 2025 (view filing) | Oct 13 | 1 day | Vahedi VahidSenior Vice President | SSale | −52.2K | $138.90 | −$7.25M | −17.2%251.0K after | 10b5-1 |
| Oct 28, 2025 (view filing) | Oct 27 | 1 day | Harter AvaChief Legal Officer | SSale | −9.01K | $157.47 | −$1.42M | −13.7%56.8K after | 2 lots |
| Nov 4, 2025 (view filing) | Nov 3 | 1 day | Mayer BethanyDirector | SSale | −1.30K | $159.99 | −$207.7K | −44.0%1.65K after | 10b5-1 |
| Nov 10, 2025 (view filing) | Nov 7 | 3 days | Mayer BethanyDirector | SSale | −30 | $159.52 | −$4.79K | −0.9%3.26K after | 10b5-1 |
| Nov 17, 2025 (view filing) | Nov 14 | 3 days | Bettinger Douglas RChief Financial Officer & EVP | SSale | −40.1K | $150.60 | −$6.04M | −3.9%987.2K after | |
| Dec 18, 2025 (view filing) | Dec 17 | 1 day | Archer TimothyPresident and CEO | SSale | −163.3K | $163.86 | −$26.8M | −14.9%932.4K after | 2 lots10b5-1 |
| Feb 9, 2026 (view filing) | Feb 6 | 3 days | Brandt EricDirector | SSale | −35.0K | $225.60 | −$7.90M | −12.1%253.7K after | 2 lots |
| Mar 3, 2026 (view filing) | Mar 2 | 1 day | Bettinger Douglas RChief Financial Officer & EVP | SSale | −40.3K | $230.22 | −$9.28M | −3.7%1.05M after | |
| Mar 3, 2026 (view filing) | Mar 2 | 1 day | Harter AvaChief Legal Officer | SSale | −4.00K | $232.50 | −$930.0K | −6.8%54.7K after | |
| Mar 5, 2026 (view filing) | Mar 4 | 1 day | Bettinger Douglas RChief Financial Officer & EVP | SSale | −50.1K | $224.03 | −$11.2M | −4.4%1.08M after | |
| Mar 5, 2026 (view filing) | Mar 4 | 1 day | Harter AvaChief Legal Officer | SSale | −1.50K | $222.66 | −$334.0K | −2.7%53.2K after | |
| Apr 28, 2026 (view filing) | Apr 27 | 1 day | Harter AvaChief Legal Officer | SSale | −6.01K | $258.66 | −$1.55M | −10.1%53.2K after | |
| May 4, 2026 (view filing) | May 1 | 3 days | Fernandes Neil JSenior Vice President | SSale | −18.2K | $255.14 | −$4.64M | −21.6%66.1K after | 10b5-1 |
| Jun 2, 2026 (view filing) | Jun 1 | 1 day | Fernandes Neil JSenior Vice President | SSale | −7.66K | $309.60 | −$2.37M | −11.6%58.5K after | 10b5-1 |
| Jun 15, 2026 (view filing) | Jun 11 | 4 days | Brandt EricDirector | SSale | −54.5K | $350.80 | −$19.1M | −21.5%199.2K after | 26 lots10b5-1 |
| Jun 15, 2026 (view filing) | Jun 12 | 3 days | Brandt EricDirector | SSale | −54.5K | $367.18 | −$20.0M | −27.4%144.7K after | 17 lots10b5-1 |
| Jul 6, 2026 (view filing)12:33 PM ET | Jul 2 | 4 days | Archer TimothyPresident and CEO | SSale | −30.0K | $390.01 | −$11.7M | −2.7%1.08M after | 10b5-1 |
| Jul 14, 2026 (view filing)12:56 PM ET | Jul 13 | 1 day | Talwalkar Abhijit YDirector | SSale | −18.3K | $335.00 | −$6.12M | −17.3%87.1K after | 10b5-1 |
| Aug 7, 2026 (view filing)1:24 PM ET | Aug 6 | 1 day | Archer TimothyPresident and CEO | SSale | −30.0K | $300.00 | −$9.00M | −2.7%1.08M after | 10b5-1 |
| Sep 1, 2026 (view filing)12:08 PM ET | Aug 31 | 1 day | Harter AvaChief Legal Officer | SSale | −5.00K | $302.46 | −$1.51M | −10.5%42.5K after | 10b5-1 |
| Sep 3, 2026 (view filing)3:06 PM ET | Sep 2 | 1 day | Varadarajan SeshasayeeSenior Vice President | SSale | −59.8K | $291.32 | −$17.4M | −22.5%205.5K after | 3 lots10b5-1 |
| Sep 10, 2026 (view filing)1:04 PM ET | Sep 9 | 1 day | Mayer BethanyDirector | SSale | −9.56K | $314.74 | −$3.01M | −31.3%21.0K after | |
| Sep 10, 2026 (view filing)1:05 PM ET | Sep 9 | 1 day | Archer TimothyPresident and CEO | SSale | −30.0K | $319.26 | −$9.58M | −2.7%1.08M after | 10b5-1 |