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Lam Research

1,853 hedge funds and large institutions have $102B invested in Lam Research in 2025 Q2 according to their latest regulatory filings, with 244 funds opening new positions, 735 increasing their positions, 657 reducing their positions, and 133 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

4% more funds holding

Funds holding: 1,7741,853 (+79)

2.62% more ownership

Funds ownership: 79.65%82.27% (+2.6%)

8% less call options, than puts

Call options by funds: $2.1B | Put options by funds: $2.28B

Holders
1,853
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
47
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.1B
Puts
$2.28B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
OWP
1851
ORG Wealth Partners
Texas
$387
IAS
1852
IMA Advisory Services
Colorado
$195
WP
1853
Woodline Partners
California
AIM
1854
Achmea Investment Management
Netherlands
Westfield Capital Management
1855
Westfield Capital Management
Massachusetts
HF
1856
HRT Financial
New York
Qube Research & Technologies (QRT)
1857
Qube Research & Technologies (QRT)
United Kingdom
DCP
1858
D1 Capital Partners
New York
CF
1859
Corebridge Financial
Texas
MC
1860
Maplelane Capital
New York
Tudor Investment Corp
1861
Tudor Investment Corp
Connecticut
CFC
1862
Cincinnati Financial Corp
Ohio
QC
1863
Quadrature Capital
United Kingdom
Hudson Bay Capital Management
1864
Hudson Bay Capital Management
Connecticut
DIG
1865
DeepCurrents Investment Group
New York
PI
1866
PGGM Investments
Netherlands
FCI
1867
Financial Counselors Inc
Kansas
MASUI
1868
MIRAE ASSET SECURITIES (USA) INC.
New York
MFS
1869
Mirabella Financial Services
United Kingdom
TC
1870
TwinBeech Capital
New York
BCM
1871
Bayesian Capital Management
New York
NAM
1872
Nutshell Asset Management
United Kingdom
VAM
1873
Valliance Asset Management
Hong Kong
SCM
1874
Soros Capital Management
New York
NICM
1875
Neo Ivy Capital Management
New York