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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; 3,143 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.

13F holders, Q1 2026

Institutional positions in Lam Research Corp as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
2,652
+297 vs. Q4 2025
Shares held
1.04B
+116.5M (+12.6%) vs. Q4 2025
Total value
$221.3B
+$63.8B (+40.5%) vs. Q4 2025
New holders
402
901 more added
Sold out
105
1,081 more reduced

41 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting LRCX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2026: 2,652 institutions
Q1 2021: 1,262 institutionsQ2 2021: 1,315 institutionsQ3 2021: 1,301 institutionsQ4 2021: 1,461 institutionsQ1 2022: 1,391 institutionsQ2 2022: 1,310 institutionsQ3 2022: 1,273 institutionsQ4 2022: 1,347 institutionsQ1 2023: 1,366 institutionsQ2 2023: 1,434 institutionsQ3 2023: 1,451 institutionsQ4 2023: 1,632 institutionsQ1 2024: 1,732 institutionsQ2 2024: 1,793 institutionsQ3 2024: 1,469 institutionsQ4 2024: 1,696 institutionsQ1 2025: 1,802 institutionsQ2 2025: 1,883 institutionsQ3 2025: 2,111 institutionsQ4 2025: 2,396 institutionsQ1 2026: 2,652 institutionsQ2 2026: 3,143 institutions
Value heldQ1 2026: $221.3B
Q1 2021: $70.8BQ2 2021: $76.3BQ3 2021: $65.8BQ4 2021: $82.9BQ1 2022: $60.4BQ2 2022: $47.9BQ3 2022: $41.6BQ4 2022: $47.5BQ1 2023: $60.5BQ2 2023: $72.7BQ3 2023: $69.7BQ4 2023: $87.0BQ1 2024: $107.0BQ2 2024: $116.5BQ3 2024: $80.1BQ4 2024: $74.9BQ1 2025: $75.8BQ2 2025: $102.7BQ3 2025: $136.5BQ4 2025: $183.9BQ1 2026: $221.3BQ2 2026: $463.5B
Institutions holding LRCX and their total value by quarter
QuarterHoldersValue
Q2 20263,143$463.5B
Q1 20262,652$221.3B
Q4 20252,396$183.9B
Q3 20252,111$136.5B
Q2 20251,883$102.7B
Q1 20251,802$75.8B
Q4 20241,696$74.9B
Q3 20241,469$80.1B
Q2 20241,793$116.5B
Q1 20241,732$107.0B
Q4 20231,632$87.0B
Q3 20231,451$69.7B
Q2 20231,434$72.7B
Q1 20231,366$60.5B
Q4 20221,347$47.5B
Q3 20221,273$41.6B
Q2 20221,310$47.9B
Q1 20221,391$60.4B
Q4 20211,461$82.9B
Q3 20211,301$65.8B
Q2 20211,315$76.3B
Q1 20211,262$70.8B

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding Lam Research Corp; share changes are against Q4 2025.

Institutions holding LRCX in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
South Dakota Investment Council74,985$16.0M0.31%−484−0.6%Reduced
Van Hulzen Asset Management, LLC74,625$15.9M1.18%−2,933−3.8%Reduced
Jump Financial, LLC74,247$15.9M0.23%+29,633+66.4%Added
Private Advisor Group, LLC73,419$15.7M0.07%−1,856−2.5%Reduced
Rathbone Brothers plc73,112$15.6M0.06%+66,544+1,013.2%Added
Commerce Bank72,575$15.5M0.08%+7,108+10.9%Added
Institute for Wealth Management, LLC.72,385$15.5M1.66%−312−0.4%Reduced
KWMG, LLC72,184$15.4M1.29%−4,317−5.6%Reduced
Carret Asset Management, LLC71,906$15.4M1.50%−5,954−7.6%Reduced
Lombard Odier Asset Management (Switzerland) SA71,781$15.3M0.58%+3,500+5.1%Added
Naples Global Advisors, LLC71,545$15.3M1.12%−4,036−5.3%Reduced
Rench Wealth Management, Inc.71,546$15.3M4.60%−4,736−6.2%Reduced
Cercano Management LLC71,531$15.3M0.66%−829−1.1%Reduced
Hartford Investment Management Co71,157$15.2M0.48%−1,370−1.9%Reduced
Sequoia Financial Advisors, LLC70,528$15.1M0.08%+9,377+15.3%Added
Modera Wealth Management, LLC70,011$15.0M0.18%−7,164−9.3%Reduced
Voleon Capital Management LP70,005$15.0M0.32%−109,595−61.0%Reduced
VestGen Advisors, LLC51,704$15.0M0.42%−9,208−15.1%Reduced
Banque Cantonale Vaudoise69,320$14.8M0.56%+24,535+54.8%Added
Insight Wealth Strategies, LLC69,168$14.8M1.65%−16,054−18.8%Reduced
Impax Asset Management Group plc69,076$14.8M0.10%+24,896+56.4%Added
Westerkirk Capital Inc.69,020$14.7M1.59%−4,300−5.9%Reduced
Integrated Wealth Concepts LLC68,788$14.7M0.12%+49,278+252.6%Added
Whittier Trust Co of Nevada Inc66,579$14.7M0.30%+45,902+222.0%Added
Tritonpoint Wealth, LLC67,468$14.4M1.55%−4,727−6.5%Reduced
Eldred Rock Partners, LLC66,962$14.3M3.64%−20,655−23.6%Reduced
Pittenger & Anderson Inc66,953$14.3M0.57%−5,925−8.1%Reduced
Stanley-Laman Group, Ltd.65,918$14.1M1.73%+533+0.8%Added
Norden Group LLC65,808$14.1M1.35%+3,048+4.9%Added
Boston Trust Walden Corp64,950$13.9M0.11%+62,990+3,213.8%Added
King Luther Capital Management Corp64,890$13.9M0.06%−3,633−5.3%Reduced
Atria Investments LLC64,511$13.8M0.15%+10,996+20.5%Added
Cullinan Associates Inc64,500$13.8M1.11%−32,500−33.5%Reduced
Laird Norton Trust Company, LLC64,251$13.7M0.30%+4,407+7.4%Added
Amica Mutual Insurance Co63,912$13.7M1.17%00.0%Unchanged
Paradiem, LLC63,418$13.5M2.98%−53,072−45.6%Reduced
McBroom & Associates, LLC63,412$13.5M7.55%−19,207−23.2%Reduced
Westwood Holdings Group Inc.63,199$13.5M0.10%−3,292−5.0%Reduced
Maryland State Retirement & Pension System63,100$13.5M0.27%+427+0.7%Added
CAPROCK Group, Inc.62,844$13.4M0.33%+1,910+3.1%Added
MidFirst Bank62,848$13.4M1.11%−31,689−33.5%Reduced
First Manhattan Co62,214$13.3M0.04%−13,459−17.8%Reduced
Texas Capital Bank Wealth Management Services Inc62,233$13.3M0.79%−47,595−43.3%Reduced
FORA Capital, LLC62,052$13.3M0.97%+47,747+333.8%Added
Sava Infond d.o.o.61,570$13.2M1.87%−11,180−15.4%Reduced
TrimTabs Asset Management, LLC60,990$13.0M2.93%−43,740−41.8%Reduced
China Universal Asset Management Co., Ltd.60,848$13.0M0.99%+6,361+11.7%Added
La Banque Postale Asset Management SA60,788$13.0M0.18%+16,546+37.4%Added
Strategic Global Advisors, LLC60,719$13.0M2.07%−1,469−2.4%Reduced
Valley National Advisers Inc60,425$12.9M1.67%+104+0.2%Added
KKM Financial LLC75,048$12.8M2.28%00.0%Unchanged
Brevan Howard Capital Management LP60,065$12.8M0.13%+60,065New
Vestor Capital, LLC59,855$12.8M0.93%+59,855New
Arvest Bank Trust Division59,838$12.8M0.69%−25,242−29.7%Reduced
Marsico Capital Management LLC59,467$12.7M0.37%+59,467New
Factory Mutual Insurance Co59,400$12.7M0.14%+59,400New
Marco Investment Management LLC59,370$12.7M0.96%−500−0.8%Reduced
Umb Bank N A59,239$12.7M0.18%+754+1.3%Added
Napean Trading & Investment Co (Singapore) PTE Ltd58,345$12.5M5.35%−47,244−44.7%Reduced
New Mexico Educational Retirement Board57,830$12.4M0.38%00.0%Unchanged
CenterBook Partners LP57,579$12.3M0.66%+44,095+327.0%Added
Elemental Capital Partners LLC57,485$12.3M5.23%+6,183+12.1%Added
Fort Sheridan Advisors LLC56,829$12.1M1.47%−2,025−3.4%Reduced
Means Investment Co., Inc.56,615$12.1M1.06%−1,796−3.1%Reduced
Foundations Investment Advisors, LLC56,612$12.1M0.15%+1,242+2.2%Added
Farther Finance Advisors, LLC54,374$12.1M0.11%+4,595+9.2%Added
Ameritas Investment Partners, Inc.56,319$12.0M0.37%−331−0.6%Reduced
Rockline Wealth Management, LLC56,132$12.0M2.61%−1,923−3.3%Reduced
Apriem Advisors56,027$12.0M1.14%−35,931−39.1%Reduced
E. Ohman J:or Asset Management AB55,921$11.9M0.32%−2,270−3.9%Reduced
Riposte Capital LLC55,000$11.8M5.37%+55,000New
Horizon Investment Services, LLC54,616$11.7M4.06%+54,616New
Danica Pension, Livsforsikringsaktieselskab54,606$11.7M0.22%+54,606New
Harbour Capital Advisors, LLC43,702$11.6M2.21%00.0%Unchanged
Siemens Fonds Invest GmbH53,825$11.5M0.66%−2,300−4.1%Reduced
EP Wealth Advisors, LLC53,583$11.4M0.06%+6,861+14.7%Added
Fisher Funds Management LTD53,433$11.4M0.34%00.0%Unchanged
Emerald Investment Advisers, LLC53,030$11.3M1.02%+53,030New
Spire Wealth Management52,821$11.3M0.39%+27,221+106.3%Added
Summit Trail Advisors, LLC52,592$11.2M0.16%+10,060+23.7%Added
ExodusPoint Capital Management, LP52,557$11.2M0.11%−30,497−36.7%Reduced
PEAK6 LLC52,473$11.2M0.32%−37,260−41.5%Reduced
Capital Wealth Planning, LLC52,326$11.2M0.06%+52,326New
Ballentine Partners, LLC52,288$11.2M0.16%+30.0%Added
Copeland Capital Management, LLC52,112$11.1M0.25%+46,671+857.8%Added
Kingsview Wealth Management, LLC51,835$11.1M0.15%+757+1.5%Added
Sierra Summit Advisors LLC51,715$11.0M1.61%−22,165−30.0%Reduced
Greenleaf Trust51,474$11.0M0.11%−507−1.0%Reduced
BLI - Banque de Luxembourg Investments64,000$10.9M0.33%00.0%Unchanged
MUFG Securities EMEA plc51,195$10.9M0.16%−137,297−72.8%Reduced
Stiles Financial Services Inc51,136$10.9M3.34%−397−0.8%Reduced
Morton Community Bank51,101$10.9M2.37%−1,410−2.7%Reduced
Convergence Investment Partners, LLC50,898$10.9M1.78%+11,624+29.6%Added
Himension Fund50,858$10.9M0.83%+2,469+5.1%Added
AG2R la Mondiale Gestion D'Actifs50,579$10.8M0.49%+380+0.8%Added
River Wealth Advisors LLC50,278$10.7M1.23%−3,681−6.8%Reduced
Telemark Asset Management, LLC50,000$10.7M0.99%00.0%Unchanged
Crown Advisors Management, Inc.50,000$10.7M7.09%00.0%Unchanged
LMCG Investments, LLC49,748$10.6M0.63%−25,284−33.7%Reduced
Johnson Financial Group, Inc.49,497$10.6M0.38%−6,953−12.3%Reduced