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Lam Research
LRCX

Overview Fund Activity

1,844 hedge funds and large institutions have $102B invested in Lam Research in 2025 Q2 according to their latest regulatory filings, with 239 funds opening new positions, 735 increasing their positions, 655 reducing their positions, and 131 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,844
Holders Change
+71
Holders Change %
+4%
% of All Funds
24.73%
Holding in Top 10
47
Holding in Top 10 Change
+16
Holding in Top 10 Change %
+51.61%
% of All Funds
0.63%
New
239
Increased
735
Reduced
655
Closed
131
Calls
$2.1B
Puts
$2.28B
Net Calls
-$183M
Net Calls Change
-$254M

Top Buyers

1
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$3.95B
2
Goldman Sachs
Goldman Sachs
New York
$1.35B
3
Nordea Investment Management
Nordea Investment Management
Sweden
$1.03B
4
Artisan Partners
Artisan Partners
Wisconsin
$959M
5
VOYA Investment Management
VOYA Investment Management
Georgia
$291M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
$2.5B
2
Ameriprise
Ameriprise
Minnesota
$2.96B
3
Jacobs Levy Equity Management
Jacobs Levy Equity Management
New Jersey
$70.4M
4
BNP Paribas Asset Management
BNP Paribas Asset Management
France
$183M
5
Wellington Management Group
Wellington Management Group
Massachusetts
$44.8M
Name Holding Trade Value Shares
Change 		Shares
Change %
Universal-Beteiligungs- und Servicegesellschaft
76
Universal-Beteiligungs- und Servicegesellschaft
Germany
$188M +$19.4M +199,448 +12%
William Blair Investment Management
77
William Blair Investment Management
Illinois
$186M -$138M -1,415,512 -43%
Victory Capital Management
78
Victory Capital Management
Texas
$184M -$1.46M -14,985 -0.8%
BNP Paribas Asset Management
79
BNP Paribas Asset Management
France
$183M -$195M -2,007,193 -52%
BWC
80
Blue Whale Capital
United Kingdom
$183M +$3.45M +35,493 +2%
Neuberger Berman Group
81
Neuberger Berman Group
New York
$181M -$3.23M -33,168 -2%
Robeco Institutional Asset Management
82
Robeco Institutional Asset Management
Netherlands
$180M +$87.8M +902,231 +95%
MGP
83
M&G plc
United Kingdom
$178M +$128M +1,317,368 +254%
Corient Private Wealth
84
Corient Private Wealth
Florida
$177M -$2.03M -20,844 -1%
HCL
85
Heard Capital LLC
Illinois
$171M -$15M -153,915 -8%
Mackenzie Financial
86
Mackenzie Financial
Ontario, Canada
$169M +$17M +174,977 +11%
Lord, Abbett & Co
87
Lord, Abbett & Co
New Jersey
$169M -$18.7M -192,072 -10%
Russell Investments Group
88
Russell Investments Group
United Kingdom
$166M -$47.5M -488,158 -22%
BA
89
Bridgewater Associates
Connecticut
$160M -$31.3M -321,457 -16%
New York State Common Retirement Fund
90
New York State Common Retirement Fund
New York
$157M +$149K +1,528 +0.1%
Acadian Asset Management
91
Acadian Asset Management
Massachusetts
$155M +$135M +1,385,667 +669%
Marshall Wace
92
Marshall Wace
United Kingdom
$146M +$63.8M +655,638 +77%
AQR Capital Management
93
AQR Capital Management
Connecticut
$144M +$56M +577,155 +64%
EAM
94
Erste Asset Management
Austria
$140M +$17.6M +181,337 +14%
Adage Capital Partners
95
Adage Capital Partners
Massachusetts
$137M -$399K -4,100 -0.3%
Bank of Montreal
96
Bank of Montreal
Ontario, Canada
$136M +$15.3M +156,725 +13%
PCH
97
Polar Capital Holdings
United Kingdom
$135M +$135M +1,391,611 New
Prudential Financial
98
Prudential Financial
New Jersey
$133M +$4.96M +50,970 +4%
Manulife (Manufacturers Life Insurance)
99
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$132M -$12.5M -128,063 -9%
LPL Financial
100
LPL Financial
California
$127M +$14.2M +145,794 +13%
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