Lam Research Ownership | Who Owns Lam Research?


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Lam Research Ownership Summary


Lam Research is owned by 81.48% institutional investors, 0.29% insiders, and 18.23% retail investors. Blackrock is the largest institutional shareholder, holding 9.88% of LRCX shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 3.17% of its assets in Lam Research shares.

LRCX Ownership Benchmark


TypeName% Inst% Insiders% Retail
StockLam Research81.48%0.29%18.23%
SectorTechnology Stocks 52.62%12.63%34.74%
IdeaSemiconductor Stocks List 59.68%7.39%32.93%

Institutional Shareholders


Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Blackrock12.93M9.88%$13.77B
Blackrock funding, inc. /de122.20M9.50%$11.90B
Price t rowe associates inc /md/2.48M1.90%$2.64B
Morgan stanley2.06M1.57%$2.19B
Norges bank1.81M1.39%$1.93B
Northern trust1.41M1.08%$1.51B
Amundi10.78M0.84%$1.03B
Nordea investment management ab10.59M0.82%$1.03B
Coatue management10.51M0.82%$1.02B
Artisan partners limited partnership9.85M0.77%$958.79M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Marlowe partners lp7.77K23.26%$8.28M
Harbor island capital324.48K14.82%$31.58M
Blue whale capital llp1.88M11.98%$182.95M
Triple frond partners706.62K7.78%$68.78M
Teewinot capital advisers863.46K6.91%$84.05M
Connective portfolio management25.00K5.21%$2.43M
Capco asset management249.29K5.10%$24.27M
Paradiem205.81K5.06%$20.03M
Platinum investment management733.19K4.75%$71.37M
Crosslink capital815.84K4.52%$79.41M

Top Buyers

HolderShares% AssetsChange
Nordea investment management ab10.59M0.95%2.69M
Artisan partners limited partnership9.85M1.40%2.58M
Coatue management10.51M2.85%2.30M
Van eck associates6.14M0.68%2.02M
Norges bank1.81M0.29%1.81M

Top Sellers

HolderShares% AssetsChange
Vanguard group---12.17M
State street---5.89M
Jpmorgan chase---4.26M
Fmr---3.53M
Ameriprise financial---3.29M

New Positions

HolderShares% AssetsChangeValue
Norges bank1.81M0.29%1.81M$1.93B
Polar capital1.39M0.71%1.39M$135.46M
Menora mivtachim1.06M0.59%1.06M$103.11M
Glenmede investment management, lp885.08K0.44%885.08K$86.15M
Driehaus capital management575.53K0.45%575.53K$56.02M

Sold Out

HolderChange
Harbor investment advisory-1.00
Tfo-tdc-1.00
Anfield capital management-1.00
Horrell capital management-2.00
Vitalstone financial-2.00

Institutional Ownership Trends


DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Jun 30, 20251,8622.59%1,047,926,6053.08%811.30%952-2.06%63719.07%
Mar 31, 20251,7882.11%1,012,042,531-1.79%781.23%954-41.65%5291663.33%
Dec 31, 202492-93.43%6,085,118-93.48%-0.01%77-88.01%7-98.56%
Sep 30, 20241,378-25.79%93,155,317-14.80%711.02%630-24.64%480-26.38%
Jun 30, 20241,8271.56%109,250,3290.74%831.22%8236.19%644-7.74%

Top Mutual Funds Shareholders


HolderShares% HoldingChange
Vanguard Total Stock Mkt Idx Inv40.19M3.17%-931.97K
Vanguard Institutional 500 Index Trust36.51M2.85%253.60K
Vanguard 500 Index Investor31.66M2.50%-4.64M
Invesco QQQ Trust26.25M2.07%-16.45K
Fidelity 500 Index16.21M1.28%12.20K
SPDR® S&P 500 ETF15.97M1.24%-266.09K
SPDR® S&P 500® ETF15.51M1.22%-64.59K
SPDR® S&P 500® ETF Trust15.54M1.21%-81.43K
iShares Core S&P 500 ETF15.28M1.20%69.46K
Vanguard Growth Index Investor13.69M1.08%64.03K

Recent Insider Transactions


DateNameRoleActivityValue
Apr 08, 2025Harter Ava Chief Legal OfficerBuy$601.91
Feb 20, 2025Varadarajan Seshasayee Senior Vice PresidentSell$6.69M
Nov 01, 2024Mayer Bethany-Sell$124.76K
Oct 01, 2024Correia Christina CVP , Chief Accounting OfficerSell$528.93K
Jul 12, 2024Fernandes Neil J Senior Vice PresidentSell$1.71M

Insider Transactions Trends


DateBuySell
2025 Q3--
2025 Q21-
2025 Q1-1
2024 Q4-2
2024 Q3-2

LRCX Ownership FAQ


Who owns the most shares of Lam Research?

Lam Research’s largest shareholders are Blackrock (12.93M shares, 9.88%), Blackrock funding, inc. /de (122.2M shares, 9.50%), and Price t rowe associates inc /md/ (2.48M shares, 1.90%). Together, they hold 21.28% of Lam Research’s total shares outstanding.

Does Blackrock own Lam Research?

Yes, BlackRock owns 9.88% of Lam Research, totaling 12.93M shares as of Jun 2024. This represents 0.31% of BlackRock's total assets, with a market value of 13.77B$. In the last quarter, BlackRock increased its holdings by 757.22K shares, a 6.22% change.

Who is Lam Research’s biggest shareholder by percentage of total assets invested?

Marlowe partners lp is Lam Research’s biggest shareholder by percentage of total assets invested, with 23.26% of its assets in 7.77K Lam Research shares, valued at 8.28M$.

Who is the top mutual fund holder of Lam Research shares?

Vanguard Total Stock Mkt Idx Inv is the top mutual fund holder of Lam Research shares, with 3.17% of its total shares outstanding invested in 40.19M Lam Research shares.

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