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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
2,651
+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
900 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
Advisory Research Inc19,951$4.26M0.52%−8,155−29.0%Reduced
Westpac Banking Corp19,945$4.26M0.30%−7,047−26.1%Reduced
Sowell Financial Services LLC19,790$4.23M0.16%+426+2.2%Added
Anson Funds Management LP19,750$4.22M0.56%+19,750New
Icon Wealth Advisors, LLC16,911$4.21M0.27%−638−3.6%Reduced
J. Stern & Co. LLP19,664$4.20M0.41%−3,439,713−99.4%Reduced
Coastal Bridge Advisors, LLC19,563$4.18M0.30%−1,475−7.0%Reduced
PFG Advisors19,559$4.18M0.20%−5,190−21.0%Reduced
Change Path, LLC19,492$4.16M0.10%−2,480−11.3%Reduced
SeaCrest Wealth Management, LLC19,446$4.15M0.44%−5,378−21.7%Reduced
Circle Wealth Management, LLC19,329$4.13M0.06%−4,585−19.2%Reduced
Matisse Capital19,130$4.09M1.75%+393+2.1%Added
Leelyn Smith, LLC18,947$4.05M0.57%−363−1.9%Reduced
Magnus Financial Group LLC18,947$4.05M0.33%−3,942−17.2%Reduced
Eads & Heald Wealth Management18,937$4.05M2.02%−4,051−17.6%Reduced
Nomura Asset Management International Inc.18,919$4.04M0.01%+687+3.8%Added
Invera Wealth Advisors, LLC18,904$4.04M2.59%−1,100−5.5%Reduced
Regions Financial Corp18,897$4.04M0.03%−1,181−5.9%Reduced
Tocqueville Asset Management L.P.18,885$4.03M0.06%+13+0.1%Added
Parkway Wealth Management Group, LLC15,557$4.03M0.51%+733+4.9%Added
Ronald Blue Trust, Inc.18,838$4.02M0.05%+1,282+7.3%Added
Frec Markets, Inc.18,824$4.02M0.68%+3,618+23.8%Added
Bridgeway Capital Management, LLC18,800$4.02M0.08%00.0%Unchanged
Totem Point Management, LLC18,747$4.01M5.11%+18,747New
Trustmark National Bank Trust Department18,706$4.00M0.26%−65−0.3%Reduced
Qtron Investments LLC18,629$3.98M0.54%+50.0%Added
LCNB Corp18,609$3.98M1.34%−1,470−7.3%Reduced
Integrated Advisors Network LLC18,538$3.96M0.21%+5,948+47.2%Added
Accurate Wealth Management, LLC15,031$3.96M0.48%−492−3.2%Reduced
Farmers & Merchants Investments Inc18,505$3.95M0.11%+1,985+12.0%Added
Penobscot Investment Management Company, Inc.18,470$3.95M0.31%+2,300+14.2%Added
Grimes & Company, Inc.18,421$3.94M0.11%+6,445+53.8%Added
Paradigm Asset Management Co LLC18,300$3.91M0.92%00.0%Unchanged
Weatherly Asset Management L. P.18,275$3.91M0.32%−1,387−7.1%Reduced
DGS Capital Management, LLC18,283$3.91M0.64%+836+4.8%Added
Patton Fund Management, Inc.18,274$3.90M0.66%−33,161−64.5%Reduced
Davenport & Co LLC18,263$3.90M0.02%−2,178−10.7%Reduced
Wedbush Securities Inc18,192$3.89M0.11%−552−2.9%Reduced
Alternative Investment Advisors, LLC.18,176$3.88M1.72%−1,513−7.7%Reduced
Strengthening Families & Communities, LLC18,075$3.86M0.96%+18,075New
TIAA Wealth Investment Management LLC18,058$3.86M0.03%+18,058New
Legacy Wealth Asset Management, LLC18,015$3.85M0.94%−1,874−9.4%Reduced
Trust Co of Toledo NA17,975$3.84M0.36%−1,645−8.4%Reduced
Marietta Investment Partners LLC17,974$3.84M0.77%+1,182+7.0%Added
AMF Pensionsforsakring AB17,916$3.83M0.03%00.0%Unchanged
Ostrum Asset Management17,874$3.82M0.21%−6,122−25.5%Reduced
One Charles Private Wealth Services, LLC17,830$3.81M0.95%−22−0.1%Reduced
Encompass Wealth Advisors, LLC17,818$3.81M1.32%00.0%Unchanged
Kuhn & Co Investment Counsel17,725$3.79M2.44%−1,466−7.6%Reduced
Archford Capital Strategies, LLC17,711$3.78M0.43%+3,950+28.7%Added
Darwin Advisors, LLC17,564$3.75M1.17%−990−5.3%Reduced
Fulton Bank, N.A.17,519$3.74M0.13%+162+0.9%Added
Evergreen Capital Management LLC17,468$3.74M0.08%+686+4.1%Added
Torrey Growth & Income Advisors17,900$3.73M1.57%−1,000−5.3%Reduced
Altman Advisors, Inc.17,408$3.72M1.54%+250+1.5%Added
Cloverfields Capital Group, LP17,407$3.72M1.20%−3,358−16.2%Reduced
Howard Hughes Medical Institute17,396$3.72M0.89%+17,126+6,343.0%Added
Deseret Mutual Benefit Administrators17,310$3.70M1.26%+9,551+123.1%Added
Concord Wealth Partners17,281$3.69M0.48%+206+1.2%Added
Paragon Advisors, LLC17,214$3.68M0.99%+17,214New
Cache Advisors, LLC17,178$3.67M0.42%+5,928+52.7%Added
Kane Investment Management, Inc.17,149$3.67M1.89%−19−0.1%Reduced
Atomi Financial Group, Inc.17,153$3.66M0.11%+1,529+9.8%Added
BankPlus Trust Department17,143$3.66M0.98%−3,805−18.2%Reduced
Concord Asset Management, LLC17,131$3.66M0.62%+243+1.4%Added
Robertson Stephens Wealth Management, LLC17,102$3.66M0.10%−2,227−11.5%Reduced
Lighthouse Financial Services Inc13,281$3.62M0.82%−445−3.2%Reduced
National Asset Management, Inc.18,062$3.61M0.23%−56,256−75.7%Reduced
IFP Advisors, Inc16,858$3.60M0.07%−157−0.9%Reduced
Frank, Rimerman Advisors LLC16,802$3.59M0.24%+13+0.1%Added
Mount Yale Investment Advisors, LLC16,739$3.58M0.09%+3,901+30.4%Added
Atlas Capital Advisors LLC16,730$3.57M0.41%−3,474−17.2%Reduced
3Chopt Investment Partners, LLC16,701$3.57M0.82%+302+1.8%Added
Huntleigh Advisors, Inc.16,712$3.57M0.61%+4,577+37.7%Added
KLCM Advisors, Inc.16,663$3.56M0.31%+1,646+11.0%Added
Jacobi Capital Management LLC16,647$3.56M0.20%−80−0.5%Reduced
Twin Capital Management Inc16,606$3.55M0.46%+8,407+102.5%Added
Capital Investment Counsel, Inc16,564$3.54M0.43%−25−0.2%Reduced
Salomon & Ludwin, LLC16,189$3.54M0.32%00.0%Unchanged
Monument Capital Management16,549$3.54M0.89%+146+0.9%Added
Clifford Swan Investment Counsel LLC16,540$3.53M0.12%−137−0.8%Reduced
Sloy Dahl & Holst, LLC16,430$3.51M0.48%−500−3.0%Reduced
Oak Grove Capital LLC16,400$3.50M0.60%00.0%Unchanged
Fiduciary Family Office, LLC16,399$3.50M1.00%−157−0.9%Reduced
Meridian Wealth Management, LLC16,355$3.49M0.12%+294+1.8%Added
Beaumont Financial Advisors, LLC16,327$3.49M0.24%−4,557−21.8%Reduced
True North Advisors, LLC16,101$3.44M0.39%−4,422−21.5%Reduced
Simplex Trading, LLC16,078$3.44M0.11%−19,682−55.0%Reduced
Baader Bank INC16,530$3.44M0.34%+9,126+123.3%Added
Wealth Alliance16,055$3.43M0.34%+846+5.6%Added
Vestmark Advisory Solutions, Inc.16,009$3.42M0.04%+3,722+30.3%Added
Tradition Wealth Management, LLC15,998$3.42M0.24%−902−5.3%Reduced
Goelzer Investment Management, Inc.15,953$3.41M0.16%−111−0.7%Reduced
RFG Advisory, LLC15,937$3.41M0.06%−3,747−19.0%Reduced
Perpetual Ltd15,859$3.39M0.05%−2,757−14.8%Reduced
Donoghue Forlines LLC15,709$3.36M0.93%+313+2.0%Added
Formuepleje A/S15,640$3.34M0.30%+15,640New
Stokes Family Office, LLC15,576$3.33M0.34%−230−1.5%Reduced
MBM Wealth Consultants, LLC15,526$3.32M0.76%−48−0.3%Reduced
Glen Eagle Advisors, LLC15,499$3.31M0.46%−538−3.4%Reduced