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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
Strategic Financial Services, Inc,37,146$7.94M0.38%−598−1.6%Reduced
Umpqua Bank37,073$7.92M2.26%−2,447−6.2%Reduced
Cetera Trust Company, N.A36,760$7.85M4.44%−3,150−7.9%Reduced
Loomis Sayles & Co L P36,730$7.85M0.01%+27,324+290.5%Added
Fred Alger Management, LLC36,639$7.84M0.03%−2,842−7.2%Reduced
Cornerstone Wealth Group, LLC30,282$7.82M0.50%−1,729−5.4%Reduced
Seizert Capital Partners, LLC36,594$7.82M0.36%−10,583−22.4%Reduced
North Dakota State Investment Board36,382$7.77M0.34%−7,482−17.1%Reduced
Brown Advisory Inc36,237$7.74M0.01%−183−0.5%Reduced
Acumen Wealth Advisors, LLC36,185$7.74M2.08%−14,866−29.1%Reduced
Qsemble Capital Management, LP36,163$7.73M0.59%+33,765+1,408.0%Added
Birchview Capital, LP36,000$7.69M4.38%−4,329−10.7%Reduced
Summit Financial, LLC35,956$7.69M0.10%+4,542+14.5%Added
GAMMA Investing LLC35,837$7.66M0.36%+2,643+8.0%Added
L & S Advisors Inc35,789$7.65M0.96%−19,477−35.2%Reduced
Diversified Trust Co35,630$7.61M0.14%+718+2.1%Added
Callan Family Office, LLC35,615$7.61M0.17%−170.0%Reduced
XTX Topco Ltd35,392$7.56M0.13%+24,741+232.3%Added
Princeton Global Asset Management LLC35,290$7.54M1.23%+869+2.5%Added
Landscape Capital Management, L.L.C.34,972$7.47M0.47%+12,175+53.4%Added
Algert Global LLC34,965$7.47M0.11%−16,070−31.5%Reduced
Catalytic Wealth RIA, LLC34,807$7.44M0.31%−1,413−3.9%Reduced
Mill Capital Management, LLC34,650$7.40M0.56%−500−1.4%Reduced
Navellier & Associates Inc34,610$7.39M0.77%+100.0%Added
Cypress Capital Group34,573$7.39M0.83%−345−1.0%Reduced
MUFG Securities Americas Inc.34,547$7.38M0.48%+709+2.1%Added
Krilogy Financial LLC28,111$7.34M0.24%+4,584+19.5%Added
Mather Group, LLC.34,226$7.31M0.07%−3,105−8.3%Reduced
Securian Asset Management, Inc33,877$7.24M0.29%−276−0.8%Reduced
RSM US Wealth Management LLC33,551$7.24M0.09%+230+0.7%Added
Prevail Innovative Wealth Advisors, LLC33,817$7.23M1.22%+33,817New
Kentucky Retirement Systems Insurance Trust Fund33,650$7.19M0.49%00.0%Unchanged
Consolidated Capital Management, LLC33,115$7.08M2.29%+15,392+86.8%Added
Primoris Wealth Advisors, LLC33,072$7.07M4.95%00.0%Unchanged
We Are One Seven, LLC32,816$7.01M0.14%−381−1.1%Reduced
Bokf, NA32,659$6.98M0.11%−11,002−25.2%Reduced
Webster Bank, N. A.32,591$6.96M0.66%+497+1.5%Added
Laurion Capital Management LP32,396$6.92M0.65%+32,396New
American Trust Investment Advisors, LLC32,133$6.87M3.79%−15,011−31.8%Reduced
Signaturefd, LLC31,988$6.83M0.10%+1,298+4.2%Added
BDF-Gestion31,962$6.83M0.92%+7,264+29.4%Added
Spear Advisors LLC31,887$6.81M5.07%+31,887New
Commonwealth Retirement Investments LLC31,746$6.78M2.10%−745−2.3%Reduced
Precedent Wealth Partners, LLC31,715$6.78M1.36%−396−1.2%Reduced
Axecap Investments, LLC31,553$6.74M4.64%−15,035−32.3%Reduced
Simplicity Wealth,LLC31,546$6.74M0.38%+557+1.8%Added
Chicago Trust Co NA31,486$6.73M1.08%−1,636−4.9%Reduced
MV Capital Management, Inc.31,319$6.69M0.66%−2,035−6.1%Reduced
NWK Group, Inc.31,248$6.68M2.56%−57−0.2%Reduced
Everence Capital Management Inc31,227$6.67M0.41%+2,337+8.1%Added
Wahed Invest LLC31,214$6.67M0.87%−1,842−5.6%Reduced
Tema ETFs LLC31,139$6.65M0.45%−2,990−8.8%Reduced
Westhampton Capital, LLC31,072$6.64M3.10%−3,032−8.9%Reduced
Brookstone Capital Management31,034$6.63M0.08%+10,150+48.6%Added
Proficio Capital Partners LLC30,941$6.61M0.35%−1,001−3.1%Reduced
DSG Capital Advisors, LLC30,890$6.60M1.06%−961−3.0%Reduced
First Business Financial Services, Inc.30,841$6.59M0.59%+3,982+14.8%Added
Moore Capital Management, LP30,827$6.59M0.24%−28,598−48.1%Reduced
Oak Thistle LLC30,749$6.57M0.64%+30,749New
Ravenswood Partners LP30,741$6.57M2.43%−26,359−46.2%Reduced
Smartleaf Asset Management LLC32,736$6.54M0.24%+101+0.3%Added
Mainstay Capital Management LLC30,596$6.54M0.50%+450+1.5%Added
Montag A & Associates Inc30,402$6.50M0.30%+1,224+4.2%Added
Childress Capital Advisors, LLC30,370$6.49M1.17%−2,553−7.8%Reduced
First American Trust, FSB30,271$6.47M0.44%−105−0.3%Reduced
Kayne Anderson Rudnick Investment Management LLC30,101$6.43M0.02%+2,956+10.9%Added
Morningstar Investment Management LLC30,005$6.41M0.40%−5,115−14.6%Reduced
Alight Capital Management LP30,000$6.41M1.86%−20,000−40.0%Reduced
Tiptree Advisors, LLC30,000$6.41M3.72%+30,000New
Fortem Financial Group, LLC29,955$6.40M1.61%−1,745−5.5%Reduced
Sciencast Management LP29,931$6.40M0.81%+28,615+2,174.4%Added
Point72 Asset Management, L.P.29,913$6.39M0.01%−66,102−68.8%Reduced
LSV Asset Management29,905$6.39M0.01%−81,599−73.2%Reduced
Stephens Inc29,760$6.36M0.08%+2,134+7.7%Added
Boston Private Wealth LLC29,754$6.36M0.42%+2,743+10.2%Added
Mission Wealth Management, LP29,740$6.35M0.13%−9,402−24.0%Reduced
Hillsdale Investment Management Inc.29,660$6.34M0.17%+7,920+36.4%Added
Probity Advisors, Inc.29,620$6.33M1.00%−2,811−8.7%Reduced
Kovack Advisors, Inc.29,125$6.29M0.34%−1,897−6.1%Reduced
Camarda Financial Advisors, LLC29,417$6.29M3.31%−10,089−25.5%Reduced
FourThought Financial Partners, LLC29,343$6.27M0.54%−1,029−3.4%Reduced
Romano Brothers and Company29,060$6.21M0.71%−275−0.9%Reduced
Quantbot Technologies LP28,996$6.20M0.25%+28,992+724,800.0%Added
Triasima Portfolio Management inc.28,863$6.17M0.93%+3,110+12.1%Added
Warren Averett Asset Management, LLC28,820$6.16M0.05%+5,617+24.2%Added
Azzad Asset Management Inc28,790$6.15M0.62%−23,713−45.2%Reduced
Polar Asset Management Partners Inc.28,548$6.10M0.14%−59,191−67.5%Reduced
180 Wealth Advisors, LLC28,490$6.09M0.69%+15+0.1%Added
Leavell Investment Management, Inc.28,449$6.09M0.25%+964+3.5%Added
Empower Advisory Group, LLC28,483$6.09M0.02%−128−0.4%Reduced
Green Alpha Advisors, LLC28,386$6.06M5.97%−180−0.6%Reduced
CX Institutional28,214$6.03M0.18%−1,679−5.6%Reduced
Matthews International Capital Management LLC28,135$6.01M2.44%+6,030+27.3%Added
Pinnbrook Capital Management LP28,100$6.00M4.90%+28,100New
Brown Brothers Harriman & Co28,050$5.99M0.03%+7,103+33.9%Added
Foster & Motley Inc27,734$5.93M0.31%−1,539−5.3%Reduced
Brighton Jones LLC27,624$5.90M0.13%+27,624New
one8zero8, LLC27,540$5.88M1.31%00.0%Unchanged
Cresset Asset Management, LLC27,447$5.87M0.03%+5,956+27.7%Added
Oppenheimer Asset Management Inc.27,342$5.84M0.07%+12,148+80.0%Added