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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 6 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.

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: 2,651 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: 1,695 institutionsQ1 2025: 1,801 institutionsQ2 2025: 1,882 institutionsQ3 2025: 2,110 institutionsQ4 2025: 2,395 institutionsQ1 2026: 2,651 institutionsQ2 2026: 3,142 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 20263,142$463.5B
Q1 20262,651$221.3B
Q4 20252,395$183.9B
Q3 20252,110$136.5B
Q2 20251,882$102.7B
Q1 20251,801$75.8B
Q4 20241,695$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
AlphaGrep UK Ltd1,697$362.6K0.11%+1,697New
SilverOak Wealth Management LLC1,695$362.2K0.06%−226−11.8%Reduced
Clear Wave Wealth Management LLC1,695$362.2K0.09%+1,695New
GW&K Investment Management, LLC1,694$362.0K0.00%+18+1.1%Added
Legacy Wealth Partners, LLC1,691$361.3K0.09%+63+3.9%Added
Rialto Wealth Management, LLC1,689$360.9K0.08%+126+8.1%Added
Manhattan West Asset Management, LLC1,685$360.1K0.07%+493+41.4%Added
Bank of Jackson Hole Trust1,685$360.0K0.17%+1,257+293.7%Added
Signature Equity Partners, LLC1,683$359.7K0.19%−13−0.8%Reduced
Colonial Trust Co1,682$359.5K0.05%+40+2.4%Added
Visionary Wealth Advisors1,681$359.2K0.02%−176−9.5%Reduced
Coston, McIsaac & Partners1,682$359.0K0.08%+1+0.1%Added
Catalyst Private Wealth, LLC1,678$358.5K0.19%+20+1.2%Added
JSF Financial, LLC1,671$357.0K0.07%−2−0.1%Reduced
Tyche Wealth Partners LLC1,669$356.5K0.05%+209+14.3%Added
General Partner, Inc.1,665$355.7K0.22%−75−4.3%Reduced
Avantra Family Wealth, Inc.1,663$355.3K0.26%+1,663New
Patron Partners Advisors, LLC1,663$355.3K0.16%+1,663New
Armis Advisers, LLC1,201$355.0K0.03%−1−0.1%Reduced
Kickstand Ventures, LLC.1,657$354.0K0.07%+85+5.4%Added
Paul Damon & Associates, Inc.1,649$352.3K0.16%+18+1.1%Added
Clarendon Private LLC1,641$350.6K0.27%+1,641New
Southern Michigan Bank & Trust1,638$350.0K0.13%+1,638New
Globeflex Capital L P1,637$349.8K0.05%00.0%Unchanged
Highview Capital Management LLC1,630$348.3K0.13%+1,630New
Bogart Wealth, LLC1,630$348.2K0.01%+22+1.4%Added
Roberts Wealth Advisors, LLC1,626$347.4K0.09%−19−1.2%Reduced
Archer Investment Corp1,624$347.0K0.07%−1,099−40.4%Reduced
Larry Mathis Financial Planning, LLC1,618$345.7K0.31%−636−28.2%Reduced
Winter & Associates, Inc.1,566$345.5K0.30%−117−7.0%Reduced
Arrien Investments, Inc.1,615$345.1K0.19%00.0%Unchanged
Wallace Hart LLC1,611$344.2K0.47%−4,747−74.7%Reduced
AAFMAA Wealth Management & Trust LLC1,601$342.1K0.13%+1,601New
Ingalls & Snyder LLC1,602$342.0K0.01%00.0%Unchanged
Broyhill Asset Management1,600$341.9K0.34%−450−22.0%Reduced
Smith Thornton Advisors LLC1,600$341.9K0.17%00.0%Unchanged
TAGStone Capital, Inc.1,592$340.6K0.12%−1,408−46.9%Reduced
KFA Private Wealth Group, LLC1,589$339.6K0.08%+28+1.8%Added
Commonwealth Financial Services, LLC1,589$339.5K0.05%+1,589New
Investors Portfolio Services LLC1,586$339.3K0.31%+1+0.1%Added
Owl Creek Wealth Partners LLC1,587$339.1K0.12%+1,587New
Motive Wealth Advisors1,572$335.9K0.16%−30−1.9%Reduced
Topsail Wealth Management, LLC1,569$335.7K0.05%+76+5.1%Added
StoneX Group Inc.1,566$334.9K0.02%−8,752−84.8%Reduced
Optivise Advisory Services LLC1,567$334.8K0.20%−296−15.9%Reduced
Voya Financial Advisors, Inc.1,583$334.7K0.03%−1,160−42.3%Reduced
Liberty Wealth Management LLC1,562$334.1K0.04%−208−11.8%Reduced
Geneos Wealth Management Inc.1,563$334.0K0.01%+323+26.0%Added
Insight Advisors, LLC1,560$333.3K0.06%−151−8.8%Reduced
OFS Enterprise LLC1,557$332.7K0.10%+1,557New
LeConte Wealth Management, LLC1,556$332.5K0.21%+49+3.3%Added
Gilpin Wealth Management, LLC1,554$332.0K0.26%00.0%Unchanged
Cape Investment Advisory, Inc.1,552$331.7K0.11%+42+2.8%Added
Brown, Lisle/Cummings, Inc.1,552$331.6K0.08%+31+2.0%Added
Connecticut Wealth Management, LLC1,549$331.0K0.01%+1,549New
Selective Wealth Management, Inc.1,329$330.5K0.10%+15+1.1%Added
Altfest L J & Co Inc1,546$330.3K0.04%00.0%Unchanged
WealthPLAN Partners, LLC1,542$329.5K0.06%+346+28.9%Added
Seldon Capital LP1,540$329.0K0.12%00.0%Unchanged
Ironsides Asset Advisors, LLC1,540$329.0K0.08%+340+28.3%Added
Evolution Wealth Management Inc.1,539$328.8K0.24%+622+67.8%Added
Caliber Wealth Management, LLC1,538$328.7K0.04%−612−28.5%Reduced
Summitry LLC1,537$328.4K0.01%+132+9.4%Added
Thompson David Blair1,536$328.2K0.19%+1,536New
Concentric Capital Strategies, LP1,535$328.0K0.03%−100,225−98.5%Reduced
Lantz Financial LLC1,533$327.5K0.07%+35+2.3%Added
Apollon Financial, LLC1,529$326.7K0.05%+116+8.2%Added
Latitude Advisors, LLC1,527$326.2K0.15%−322−17.4%Reduced
Simplify Asset Management Inc.1,526$326.0K0.01%+48+3.2%Added
Rossby Financial, LCC1,468$325.9K0.07%+1,053+253.7%Added
First Horizon Corp1,523$325.4K0.01%−9−0.6%Reduced
Fortis Capital Management LLC1,522$325.3K0.04%−56−3.5%Reduced
DMG Group, LLC1,522$325.2K0.22%+1,522New
NBT Bank N A1,520$324.8K0.02%+1,199+373.5%Added
Prostatis Group LLC1,520$324.8K0.08%+1,520New
GenTrust, LLC1,513$323.7K0.01%−305−16.8%Reduced
YANKCOM Partnership1,506$321.8K0.13%−513−25.4%Reduced
Pflug Koory, LLC1,505$321.6K0.15%00.0%Unchanged
Forbes J M & Co LLP1,496$319.6K0.03%00.0%Unchanged
Aletheian Wealth Advisors LLC1,493$319.0K0.16%+1,493New
Whipplewood Advisors, LLC1,492$318.8K0.17%+492+49.2%Added
Panoramic Capital Partners, LLC1,489$318.1K0.20%+39+2.7%Added
NorthRock Partners, LLC1,486$317.6K0.01%+1,486New
Rogco, LP1,486$317.5K0.11%+1,486New
SeaBridge Investment Advisors LLC1,485$317.3K0.05%00.0%Unchanged
Strive Financial Group ,LLC1,482$317.0K0.17%+16+1.1%Added
Allegiance Financial Group Advisory Services LLC1,481$316.4K0.06%+11+0.7%Added
Graybill Bartz & Assoc Ltd1,479$316.0K0.10%−81−5.2%Reduced
Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.1,477$315.6K0.78%+1,477New
Garden State Investment Advisory Services LLC1,470$315.5K0.08%+175+13.5%Added
Reynders McVeigh Capital Management, LLC1,474$315.0K0.02%−81−5.2%Reduced
Oxford Asset Management LLP1,472$314.5K0.13%+1,472New
Symmetry Partners, LLC1,472$314.5K0.02%+42+2.9%Added
Ducere Wealth Management LLC1,471$314.3K0.12%+22+1.5%Added
Ethos Financial Group, LLC1,469$314.2K0.02%+28+1.9%Added
Brand Asset Management Group, Inc.1,465$313.0K0.08%−275−15.8%Reduced
Washington Trust Co1,464$312.8K0.01%−133−8.3%Reduced
Equitable Trust Co1,463$312.6K0.01%00.0%Unchanged
Breakwater Capital Group1,461$312.2K0.04%+50+3.5%Added
Innovative Asset Advisors Group, LLC1,458$311.9K0.18%+1,458New