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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
Zurcher Kantonalbank (Zurich Cantonalbank)505,356$108.0M0.23%−33,090−6.1%Reduced
Mn Services Vermogensbeheer B.V.496,643$106.1M0.70%−500−0.1%Reduced
Cerity Partners LLC491,086$105.0M0.15%−43,852−8.2%Reduced
Crosslink Capital Inc489,009$104.5M10.23%−83,698−14.6%Reduced
Jacobs Levy Equity Management, Inc478,282$102.2M0.43%−1,268,611−72.6%Reduced
Trybe Capital Management LP478,246$102.2M23.12%00.0%Unchanged
Artemis Investment Management LLP474,343$101.3M1.08%−41,785−8.1%Reduced
CBOE Vest Financial, LLC472,416$100.9M1.21%−76,226−13.9%Reduced
Raiffeisen Bank International AG496,685$99.3M1.43%+292,012+142.7%Added
ING Groep NV462,789$98.9M0.60%+75,468+19.5%Added
State Farm Mutual Automobile Insurance Co455,360$97.3M0.08%00.0%Unchanged
Sculptor Capital LP449,000$95.9M1.08%+449,000New
Boston Partners447,670$95.7M0.10%−28,605−6.0%Reduced
Credit Agricole S A444,556$95.0M0.31%−167,991−27.4%Reduced
SEB Asset Management AB443,913$94.8M0.41%+443,913New
Allspring Global Investments Holdings, LLC421,295$93.5M0.16%−2,147−0.5%Reduced
Nissay Asset Management Corp435,583$93.1M0.49%−6,085−1.4%Reduced
State of New Jersey Common Pension Fund D433,107$92.5M0.36%+234+0.1%Added
DJE Kapital AG440,002$91.8M2.03%+440,002New
Lansforsakringar Fondforvaltning AB (publ)423,496$90.5M0.47%+14,682+3.6%Added
Zurich Insurance Group Ltd422,410$90.3M0.71%−344,011−44.9%Reduced
Nisa Investment Advisors, LLC421,509$90.2M0.33%−128,274−23.3%Reduced
State of Tennessee, Treasury Department420,767$89.9M0.30%+43,902+11.6%Added
Tredje AP-fonden414,416$88.5M0.48%+139,747+50.9%Added
Resona Asset Management Co.,Ltd.418,909$88.5M0.44%+5,286+1.3%Added
Capital Fund Management S.A.413,342$88.3M0.79%+84,704+25.8%Added
Calamos Advisors LLC413,151$88.3M0.34%+46,734+12.8%Added
Virginia Retirement Systems Et Al409,151$87.4M0.65%−172,654−29.7%Reduced
Healthcare of Ontario Pension Plan Trust Fund408,479$87.3M0.14%−87,821−17.7%Reduced
Clearbridge Investments, LLC404,215$86.4M0.08%−47,657−10.5%Reduced
CIBC World Markets Inc.394,552$84.3M0.15%+147,085+59.4%Added
US Bancorp389,340$83.2M0.10%−7,350−1.9%Reduced
Commonwealth Equity Services, LLC389,021$83.1M0.12%−60,896−13.5%Reduced
Ci Investments Inc.387,416$82.8M0.40%−66,960−14.7%Reduced
Flputnam Investment Management Co385,074$82.3M1.23%−99,755−20.6%Reduced
ARS Investment Partners, LLC384,993$82.3M4.28%−50,466−11.6%Reduced
Mediolanum International Funds Ltd411,321$82.2M0.87%−11,657−2.8%Reduced
Appaloosa LPSuperinvestorAppaloosa382,500$81.7M1.38%−42,500−10.0%Reduced
Vontobel Holding Ltd.382,193$81.7M0.28%+116,757+44.0%Added
Banco Bilbao Vizcaya Argentaria, S.A.379,762$81.0M0.57%+27,063+7.7%Added
Manning & Napier Advisors LLC378,000$80.8M1.14%−197,972−34.4%Reduced
Cetera Investment Advisers377,593$80.7M0.09%−21,460−5.4%Reduced
Xponance, Inc.372,353$79.6M0.57%+10,069+2.8%Added
Cartenna Capital, LP365,000$78.0M3.40%+365,000New
State of Michigan Retirement System361,600$77.3M0.41%−2,600−0.7%Reduced
Fisher Asset Management, LLC359,611$76.8M0.03%+4,264+1.2%Added
NewEdge Wealth, LLC356,302$76.1M0.91%−96,577−21.3%Reduced
Fifth Third Bancorp353,969$75.6M0.14%+205,354+138.2%Added
Janney Montgomery Scott LLC352,821$75.4M0.19%−2,690−0.8%Reduced
Public Employees Retirement Association of Colorado351,176$75.0M0.29%+189,945+117.8%Added
Empowered Funds, LLC350,156$74.8M0.48%+350,156New
MetLife Investment Management348,574$74.5M0.38%−13,063−3.6%Reduced
Clal Insurance Enterprises Holdings Ltd346,061$74.0M0.45%−202,939−37.0%Reduced
Arizona State Retirement System344,131$73.5M0.43%−13,432−3.8%Reduced
Czech National Bank340,097$72.7M0.48%+8,900+2.7%Added
Castleark Management LLC336,740$71.9M2.38%−36,136−9.7%Reduced
TD Waterhouse Canada Inc.323,161$71.6M0.21%+254,826+372.9%Added
United Super Pty Ltd in its capacity as Trustee for the Construction & Building Unions Superannuation Fund331,638$70.9M1.34%−674,289−67.0%Reduced
Assetmark, Inc331,611$70.9M0.14%+196,979+146.3%Added
Ieq Capital, LLC318,279$68.0M0.32%+10,621+3.5%Added
O'Shaughnessy Asset Management, LLC313,563$67.0M0.34%+87,988+39.0%Added
Wellington Management Group LLP310,757$66.4M0.01%−105,848−25.4%Reduced
Pinebridge Investments LLC309,605$66.2M0.56%−103,382−25.0%Reduced
Federation des caisses Desjardins du Quebec302,475$64.6M0.23%+91,144+43.1%Added
Scotia Capital Inc.300,456$64.2M0.26%+250,202+497.9%Added
Discovery Capital Management, LLC298,016$63.7M3.31%+146,116+96.2%Added
Gotham Asset Management, LLC297,729$63.6M0.19%+2,319+0.8%Added
M&G Plc297,231$63.6M0.33%−851,214−74.1%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys290,892$62.2M0.32%−1,268−0.4%Reduced
Pinnacle Associates Ltd287,487$61.4M0.79%−91,338−24.1%Reduced
Jones Financial Companies LLLP286,164$60.5M0.03%+190,406+198.8%Added
Moneta Group Investment Advisors LLC282,997$60.5M0.46%−14,358−4.8%Reduced
Penserra Capital Management LLC282,350$60.3M0.71%+8,200+3.0%Added
Nippon Life Global Investors Americas, Inc.281,580$60.2M2.72%+62,110+28.3%Added
Aware Super Pty Ltd as trustee of Aware Super280,695$60.0M0.91%+280,695New
Empire Life Investments Inc.268,986$59.7M3.63%−50,906−15.9%Reduced
Crestwood Advisors Group LLC277,765$59.3M1.00%−19,914−6.7%Reduced
Amalgamated Bank277,179$59.2M0.45%−4,444−1.6%Reduced
Williams Jones Wealth Management, LLC.274,069$58.6M0.72%−6,871−2.4%Reduced
Rakuten Investment Management, Inc.288,176$57.6M0.12%+22,648+8.5%Added
Lido Advisors, LLC268,197$57.4M0.23%−98,479−26.9%Reduced
iA Global Asset Management Inc.266,175$56.9M0.81%+43,615+19.6%Added
DnB Asset Management AS265,397$56.7M0.20%−768,387−74.3%Reduced
Banco Santander, S.A.265,218$56.7M0.46%−34,417−11.5%Reduced
Retirement Systems of Alabama265,187$56.7M0.19%−2,013−0.8%Reduced
Shelton Capital Management264,254$56.5M1.24%−234,704−47.0%Reduced
Seven Grand Managers, LLC264,000$56.4M3.77%+264,000New
Wealth Architects, LLC263,242$56.2M5.01%−300.0%Reduced
IFM Investors Pty Ltd262,773$56.1M0.47%+7,994+3.1%Added
Pathstone Holdings, LLC262,360$56.1M0.22%+6,158+2.4%Added
Wedge Capital Management L L P262,308$56.0M1.03%−143,735−35.4%Reduced
Parnassus Investments262,163$56.0M0.16%−383,763−59.4%Reduced
QRG Capital Management, Inc.261,516$55.9M0.58%+6,525+2.6%Added
Rokos Capital Management LLP259,921$55.5M0.99%+181,440+231.2%Added
PensionDanmark Pensionsforsikringsaktieselskab256,734$54.9M0.53%+8,978+3.6%Added
Defiance ETFs, LLC255,360$54.6M0.78%+17,993+7.6%Added
Nicholas Company, Inc.251,582$53.8M1.05%−69,510−21.6%Reduced
Neville Rodie & Shaw Inc250,159$53.4M3.88%−9,813−3.8%Reduced
Advisor Group Holdings, Inc.248,166$53.0M0.08%−42,438−14.6%Reduced
AE Wealth Management LLC245,663$52.5M0.28%+45,957+23.0%Added