Quick Takeaways
- LRCX - LAM RESEARCH CORP has 27 insiders with reported activity on this page.
- Net insider value flow over the last year: -$71,333,756.
- Recent transaction rows are available for direct filing-level review.
- Info
- Insider Trading
- Financials
- Holders: LRCX, LRCX
Insider Transactions Reported by 27 Insiders of LAM RESEARCH CORP
- Symbol
- LRCX on Nasdaq
- Location
- Fremont, CA
What Changed
- Buy value: ; sell value: $71,333,756.
- Net share flow: -396,794.
Why This Matters
- This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
- Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.
Source Evidence
Filed on Form 4
See Original Filing
Issuer insider activity is sourced from SEC Forms 3, 4, and 5.
Insider trading overview
Last 12 monthsNet insider flow leans to selling over the last 12 months. Net value: -$71,333,756.
Buys
$0
Shares: 0
Insiders: 0
Sells
$71,333,756
Shares: 396,794
Insiders: 6
Net
-$71,333,756
Shares: -396,794
Insiders: -6
| Window (months) | Buy shares | Sell shares | Buy $ | Sell $ | Net $ |
|---|---|---|---|---|---|
| 0-3 | 0 | 130,886 | $0 | $29,658,952 | -$29,658,952 |
| 3-6 | 0 | 213,718 | $0 | $34,425,613 | -$34,425,613 |
| 6-9 | 0 | 52,190 | $0 | $7,249,191 | -$7,249,191 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
LAM RESEARCH CORP executives and other stock owners filed with the SEC include:
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Timothy Archer | President and CEO | $281,144,991 | -$26,758,338 | -8.7% | Mixed | 27 Feb 2026 |
| Douglas R. Bettinger | Chief Financial Officer & EVP | $246,183,112 | -$26,534,860 | -9.7% | Mixed | 04 Mar 2026 |
| Vahid Vahedi | Senior Vice President | $66,682,856 | -$7,249,191 | -9.8% | Mixed | 27 Feb 2026 |
| Eric Brandt | Director | $58,352,150 | -$7,896,150 | -12% | Filing P/S | 06 Feb 2026 |
| Seshasayee Varadarajan | Senior Vice President | $56,190,352 | Mixed | 27 Feb 2026 | ||
| Catherine P. Lego | Director | $36,593,412 | Mixed | 26 Apr 2022 | ||
| Patrick J. Lord | Executive Vice President | $26,232,516 | Mixed | 27 Feb 2026 | ||
| Michael R. Cannon | Director | $25,625,112 | Mixed | 07 Nov 2025 | ||
| Abhijit Y. Talwalkar | Director | $23,890,132 | Mixed | 10 Mar 2026 | ||
| Karthikeyan Rammohan | SVP, Global Ops & Ent Solns | $22,442,101 | Mixed | 06 Mar 2026 | ||
| Richard A. Gottscho | Executive Vice President & CTO | $22,251,336 | Mixed | 01 Mar 2023 | ||
| Neil J. Fernandes | Senior Vice President | $21,755,065 | Mixed | 27 Feb 2026 | ||
| Scott Gerald Meikle | Senior Vice President | $16,924,749 | Mixed | 01 Mar 2023 | ||
| Ava Harter | Chief Legal Officer | $13,981,305 | -$2,682,765 | -16% | Mixed | 04 Mar 2026 |
| Christina Correia | CVP , Chief Accounting Officer | $13,653,963 | Mixed | 27 Feb 2026 | ||
| George M. Schisler | Chief Legal Officer | $6,847,753 | Mixed | 03 May 2024 | ||
| Lih Shyng (rick) Tsai | Director | $5,459,988 | Mixed | 10 Nov 2023 | ||
| Sohail U. Ahmed | Director | $4,715,288 | Mixed | 06 Nov 2025 | ||
| Ava Hahn | Chief Legal Officer & SVP | $4,711,346 | Mixed | 03 Jan 2024 | ||
| Bethany J. Mayer | Director | $4,309,838 | -$212,453 | -4.7% | Mixed | 07 Nov 2025 |
| Jyoti Mehra | Director | $2,473,802 | Mixed | 07 Nov 2025 | ||
| Leslie F. Varon | Director | $2,074,488 | Mixed | 10 Nov 2023 | ||
| Ho Kyu Kang | Director | $1,294,009 | Mixed | 07 Nov 2025 | ||
| Power John M. Dineen | Director | $1,223,176 | Mixed | 07 Nov 2025 | ||
| Mark Fields | Director | $787,599 | Mixed | 07 Nov 2025 | ||
| Ita M. Brennan | Director | $715,293 | Mixed | 07 Nov 2025 | ||
| Anirudh Devgan | Director | $320,240 | Mixed | 06 Feb 2026 |
Top shareholders of LAM RESEARCH CORP (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
|
Company |
10%
|
134,259,711
|
$22,982,577,432 | — | 31 Dec 2025 | |
| VANGUARD GROUP INC |
13F
|
Company |
10%
|
131,185,330
|
$22,456,304,790 | — | 31 Dec 2025 | |
| STATE STREET CORP |
13F
|
Company |
4.6%
|
59,686,084
|
$10,232,157,837 | — | 31 Dec 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
2.6%
|
33,747,368
|
$5,764,117,193 | — | 31 Dec 2025 | |
| FMR LLC |
13F
|
Company |
2.1%
|
26,681,564
|
$4,567,350,044 | — | 31 Dec 2025 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
1.8%
|
23,508,596
|
$4,024,201,738 | — | 31 Dec 2025 | |
| AMERIPRISE FINANCIAL INC |
13F
|
Company |
1.8%
|
23,250,342
|
$3,980,186,049 | — | 31 Dec 2025 | |
| Invesco Ltd. |
13F
|
Company |
1.8%
|
22,821,354
|
$3,906,559,316 | — | 31 Dec 2025 | |
| NORGES BANK |
13F
|
Company |
1.7%
|
21,295,871
|
$3,645,427,198 | — | 31 Dec 2025 | |
| J. Stern & Co. LLP |
13F
|
Company |
0.27%
|
3,459,377
|
$3,459,377,000 | — | 31 Dec 2025 | |
| MORGAN STANLEY |
13F
|
Company |
1.5%
|
19,886,007
|
$3,404,087,078 | — | 31 Dec 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
1.2%
|
14,840,758
|
$2,540,440,934 | — | 31 Dec 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
1.1%
|
14,436,480
|
$2,471,236,647 | — | 31 Dec 2025 | |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
|
Company |
1.1%
|
13,695,210
|
$2,344,347,000 | — | 31 Dec 2025 | |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP |
13F
|
Company |
1%
|
13,349,470
|
$2,285,162,275 | — | 31 Dec 2025 | |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC |
13F
|
Company |
0.99%
|
12,732,387
|
$2,179,530,006 | — | 31 Dec 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.88%
|
11,256,401
|
$1,926,870,725 | — | 31 Dec 2025 | |
| Legal & General Group Plc |
13F
|
Company |
0.85%
|
10,861,375
|
$1,859,250,171 | — | 31 Dec 2025 | |
| Nuveen, LLC |
13F
|
Company |
0.81%
|
10,388,923
|
$1,778,375,839 | — | 31 Dec 2025 | |
| FRANKLIN RESOURCES INC |
13F
|
Company |
0.79%
|
10,110,560
|
$1,730,724,355 | — | 31 Dec 2025 | |
| COATUE MANAGEMENT LLC |
13F
|
Company |
0.76%
|
9,805,565
|
$1,678,516,617 | — | 31 Dec 2025 | |
| Grantham, Mayo, Van Otterloo & Co. LLC |
13F
|
Company |
0.73%
|
9,344,080
|
$1,599,519,844 | — | 31 Dec 2025 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.72%
|
9,239,995
|
$1,581,702,477 | — | 31 Dec 2025 | |
| JANUS HENDERSON GROUP PLC |
13F
|
Company |
0.71%
|
9,083,939
|
$1,554,966,508 | — | 31 Dec 2025 | |
| Amundi |
13F
|
Individual |
0.64%
|
8,204,617
|
$1,404,461,637 | — | 31 Dec 2025 | |
| Artisan Partners Limited Partnership |
13F
|
Company |
0.62%
|
7,951,029
|
$1,361,057,144 | — | 31 Dec 2025 | |
| UBS Group AG |
13F
|
Company |
0.61%
|
7,781,054
|
$1,331,960,824 | — | 31 Dec 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.6%
|
7,727,485
|
$1,322,790,882 | — | 31 Dec 2025 | |
| NORDEA INVESTMENT MANAGEMENT AB |
13F
|
Company |
0.58%
|
7,403,443
|
$1,278,278,469 | — | 31 Dec 2025 | |
| BARCLAYS PLC |
13F
|
Company |
0.54%
|
6,977,951
|
$1,194,485,654 | — | 31 Dec 2025 | |
| ALKEON CAPITAL MANAGEMENT LLC |
13F
|
Company |
0.5%
|
6,420,456
|
$1,099,053,658 | — | 31 Dec 2025 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
0.48%
|
6,159,280
|
$1,054,477,513 | — | 31 Dec 2025 | |
| FIRST TRUST ADVISORS LP |
13F
|
Company |
0.44%
|
5,599,798
|
$958,573,491 | — | 31 Dec 2025 | |
| VOYA INVESTMENT MANAGEMENT LLC |
13F
|
Company |
0.42%
|
5,395,295
|
$922,422,304 | — | 31 Dec 2025 | |
| WELLS FARGO & COMPANY/MN |
13F
|
Company |
0.42%
|
5,339,688
|
$914,047,834 | — | 31 Dec 2025 | |
| DEUTSCHE BANK AG\ |
13F
|
Company |
0.37%
|
4,762,381
|
$815,224,382 | — | 31 Dec 2025 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
0.33%
|
4,241,466
|
$726,054,150 | — | 31 Dec 2025 | |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ |
13F
|
Company |
0.33%
|
4,179,870
|
$715,510,147 | — | 31 Dec 2025 | |
| Pictet Asset Management Holding SA |
13F
|
Company |
0.33%
|
4,175,648
|
$714,927,182 | — | 31 Dec 2025 | |
| Swedbank AB |
13F
|
Company |
0.31%
|
3,983,958
|
$681,973,930 | — | 31 Dec 2025 | |
| ROYAL BANK OF CANADA |
13F
|
Company |
0.31%
|
3,947,309
|
$675,700,000 | — | 31 Dec 2025 | |
| TIGER GLOBAL MANAGEMENT LLC |
13F
|
Company |
0.3%
|
3,900,439
|
$667,677,148 | — | 31 Dec 2025 | |
| CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM |
13F
|
Company |
0.3%
|
3,898,622
|
$667,366,114 | — | 31 Dec 2025 | |
| Allianz Asset Management GmbH |
13F
|
Company |
0.29%
|
3,737,820
|
$639,840,028 | — | 31 Dec 2025 | |
| AQR CAPITAL MANAGEMENT LLC |
13F
|
Company |
0.29%
|
3,709,684
|
$635,023,655 | — | 31 Dec 2025 | |
| HSBC HOLDINGS PLC |
13F
|
Company |
0.28%
|
3,558,405
|
$609,971,954 | — | 31 Dec 2025 | |
| BNP PARIBAS FINANCIAL MARKETS |
13F
|
Company |
0.28%
|
3,540,902
|
$606,131,604 | — | 31 Dec 2025 | |
| Corient Private Wealth LLC |
13F
|
Company |
0.5%
|
6,358,456
|
$603,815,332 | — | 31 Dec 2025 | |
| Swiss National Bank |
13F
|
Company |
0.27%
|
3,455,600
|
$591,529,608 | — | 31 Dec 2025 | |
| National Pension Service |
13F
|
Company |
0.26%
|
3,312,195
|
$566,981,540 | — | 31 Dec 2025 |
Recent Insider Transactions by Companies or Individuals for LAM RESEARCH CORP
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Vahid Vahedi | LRCX | Common Stock | Tax liability | -1.21% | -3,382 | 276,896 | 27 Mar 2026 | Direct | ||
| Ava Harter | LRCX | Common Stock | Tax liability | -5.17% | -3,199 | 58,705 | 27 Mar 2026 | Direct | ||
| Abhijit Y. Talwalkar | LRCX | Common Stock | Gift | -4.16% | -4,571 | 105,424 | 10 Mar 2026 | Direct | ||
| Douglas R. Bettinger | LRCX | Common Stock | Sale | -4.42% | $11,214,270 | $224.03 | -50,057 | 1,081,705 | 04 Mar 2026 | Direct |
| Douglas R. Bettinger | LRCX | Common Stock | Options Exercise | 7.38% | 77,750 | 1,131,762 | 04 Mar 2026 | Direct | ||
| Douglas R. Bettinger | LRCX | Employee Stock Option (Right to Buy) | Options Exercise | -100% | -77,750 | 0 | 04 Mar 2026 | Direct | ||
| Ava Harter | LRCX | Common Stock | Sale | -2.74% | $333,990 | $222.66 | -1,500 | 53,205 | 04 Mar 2026 | Direct |
| Douglas R. Bettinger | LRCX | Common Stock | Sale | -3.69% | $9,284,542 | $230.22 | -40,329 | 1,054,012 | 02 Mar 2026 | Direct |
| Douglas R. Bettinger | LRCX | Common Stock | Options Exercise | 6.45% | 66,310 | 1,094,341 | 02 Mar 2026 | Direct | ||
| Douglas R. Bettinger | LRCX | Employee Stock Option (Right to Buy) | Options Exercise | -100% | -66,310 | 0 | 02 Mar 2026 | Direct | ||
| Ava Harter | LRCX | Common Stock | Sale | -6.81% | $930,000 | $232.50 | -4,000 | 54,705 | 02 Mar 2026 | Direct |
| Douglas R. Bettinger | LRCX | Common Stock | Tax liability | -4.52% | -48,673 | 1,028,031 | 27 Feb 2026 | Direct | ||
| Douglas R. Bettinger | LRCX | Common Stock | Award | 1.18% | 12,547 | 1,076,704 | 27 Feb 2026 | Direct | ||
| Douglas R. Bettinger | LRCX | Market-based Performance Restricted Stock Unit | Award | 18,820 | 18,820 | 27 Feb 2026 | Direct | |||
| Seshasayee Varadarajan | LRCX | Common Stock | Tax liability | -14.1% | -36,913 | 225,198 | 27 Feb 2026 | Direct | ||
| Seshasayee Varadarajan | LRCX | Common Stock | Award | 5.03% | 12,547 | 262,111 | 27 Feb 2026 | Direct | ||
| Seshasayee Varadarajan | LRCX | Market-based Performance Restricted Stock Unit | Award | 18,820 | 18,820 | 27 Feb 2026 | Direct | |||
| Vahid Vahedi | LRCX | Common Stock | Tax liability | -9.55% | -29,592 | 280,278 | 27 Feb 2026 | Direct | ||
| Vahid Vahedi | LRCX | Common Stock | Award | 3.01% | 9,053 | 309,870 | 27 Feb 2026 | Direct | ||
| Vahid Vahedi | LRCX | Market-based Performance Restricted Stock Unit | Award | 11,065 | 11,065 | 27 Feb 2026 | Direct | |||
| Ava Harter | LRCX | Common Stock | Tax liability | -3.11% | -1,988 | 61,904 | 27 Feb 2026 | Direct | ||
| Ava Harter | LRCX | Common Stock | Award | 12.5% | 7,106 | 63,892 | 27 Feb 2026 | Direct | ||
| Ava Harter | LRCX | Market-based Performance Restricted Stock Unit | Award | 8,685 | 8,685 | 27 Feb 2026 | Direct | |||
| Neil J. Fernandes | LRCX | Common Stock | Tax liability | -16.9% | -17,091 | 83,951 | 27 Feb 2026 | Direct | ||
| Neil J. Fernandes | LRCX | Common Stock | Award | 8.92% | 8,274 | 101,042 | 27 Feb 2026 | Direct | ||
| Neil J. Fernandes | LRCX | Market-based Performance Restricted Stock Unit | Award | 10,113 | 10,113 | 27 Feb 2026 | Direct | |||
| Timothy Archer | LRCX | Common Stock | Tax liability | -13.8% | -172,294 | 1,075,618 | 27 Feb 2026 | Direct | ||
| Timothy Archer | LRCX | Common Stock | Award | 4.27% | 51,053 | 1,247,912 | 27 Feb 2026 | Direct | ||
| Timothy Archer | LRCX | Market-based Performance Restricted Stock Unit | Award | 76,580 | 76,580 | 27 Feb 2026 | Direct | |||
| Patrick J. Lord | LRCX | Common Stock | Tax liability | -28.8% | -39,955 | 98,848 | 27 Feb 2026 | Direct | ||
| Christina Correia | LRCX | Common Stock | Tax liability | -25.6% | -19,628 | 57,168 | 27 Feb 2026 | Direct | ||
| Christina Correia | LRCX | Common Stock | Award | 26.6% | 16,159 | 76,796 | 27 Feb 2026 | Direct | ||
| Christina Correia | LRCX | Market-based Performance Restricted Stock Unit | Award | 1,362 | 1,362 | 27 Feb 2026 | Direct | |||
| Timothy Archer | LRCX | Common Stock | Gift | -0.59% | -7,080 | 1,196,859 | 24 Feb 2026 | Direct | ||
| Eric Brandt | LRCX | Common Stock | Sale | -12.1% | $7,896,150 | $225.60 | -35,000 | 253,705 | 06 Feb 2026 | Direct |
| Anirudh Devgan | LRCX | Common Stock | Award | 1,141 | 1,141 | 06 Feb 2026 | Direct | |||
| Timothy Archer | LRCX | Common Stock | Options Exercise | 29.1% | 271,530 | 1,203,939 | 04 Feb 2026 | Direct | ||
| Timothy Archer | LRCX | Market-based Performance Restricted Stock Unit | Options Exercise | -100% | -181,020 | 0 | 04 Feb 2026 | Direct | ||
| Christina Correia | LRCX | Common Stock | Options Exercise | 17.5% | 9,045 | 60,637 | 03 Feb 2026 | Direct | ||
| Christina Correia | LRCX | Market-based Performance Restricted Stock Unit | Options Exercise | -100% | -6,030 | 0 | 03 Feb 2026 | Direct | ||
| Neil J. Fernandes | LRCX | Common Stock | Options Exercise | 30.3% | 21,570 | 92,768 | 03 Feb 2026 | Direct | ||
| Neil J. Fernandes | LRCX | Market-based Performance Restricted Stock Unit | Options Exercise | -100% | -14,380 | 0 | 03 Feb 2026 | Direct | ||
| Seshasayee Varadarajan | LRCX | Common Stock | Options Exercise | 27.6% | 53,925 | 249,564 | 03 Feb 2026 | Direct | ||
| Seshasayee Varadarajan | LRCX | Market-based Performance Restricted Stock Unit | Options Exercise | -100% | -35,950 | 0 | 03 Feb 2026 | Direct | ||
| Vahid Vahedi | LRCX | Common Stock | Options Exercise | 19.8% | 49,770 | 300,817 | 03 Feb 2026 | Direct | ||
| Vahid Vahedi | LRCX | Market-based Performance Restricted Stock Unit | Options Exercise | -100% | -33,180 | 0 | 03 Feb 2026 | Direct | ||
| Douglas R. Bettinger | LRCX | Common Stock | Options Exercise | 7.79% | 76,920 | 1,064,157 | 03 Feb 2026 | Direct | ||
| Douglas R. Bettinger | LRCX | Market-based Performance Restricted Stock Unit | Options Exercise | -100% | -51,280 | 0 | 03 Feb 2026 | Direct | ||
| Patrick J. Lord | LRCX | Common Stock | Options Exercise | 84% | 63,345 | 138,803 | 03 Feb 2026 | Direct | ||
| Patrick J. Lord | LRCX | Market-based Performance Restricted Stock Unit | Options Exercise | -100% | -42,230 | 0 | 03 Feb 2026 | Direct |
* An asterisk sign (*) next to the price indicates that the price is likely invalid.