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Lam Research

1,775 hedge funds and large institutions have $74.2B invested in Lam Research in 2025 Q1 according to their latest regulatory filings, with 270 funds opening new positions, 727 increasing their positions, 541 reducing their positions, and 138 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 repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding

Funds holding:

4% more call options, than puts

Call options by funds: $1.79B | Put options by funds: $1.72B

0.45% less ownership

Funds ownership: 80.1%79.65% (-0.45%)

0% less capital invested

Capital invested by funds: $74.6B → $74.2B (-$361M)

Holders
1,775
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
31
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.79B
Puts
$1.72B
Net Calls
Net Calls Change

Top Buyers

1 +$608M
2 +$587M
3 +$562M
4
Coatue Management
Coatue Management
New York
+$303M
5
Citadel Advisors
Citadel Advisors
Florida
+$257M

Top Sellers

1 -$1.28B
2 -$468M
3 -$271M
4
Janus Henderson Group
Janus Henderson Group
United Kingdom
-$260M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$234M
Name Holding Trade Value Shares
Change
Change in
Stake
HWM
576
Hohimer Wealth Management
Washington
$3.48M
CCM
577
Cinctive Capital Management
New York
$3.48M
PP
578
Pacifica Partners
Canada
$3.48M
CG
579
Caprock Group
Idaho
$3.47M
AAS
580
Avantax Advisory Services
Texas
$3.44M
1832 Asset Management
581
1832 Asset Management
Ontario, Canada
$3.44M
SCM
582
Soros Capital Management
New York
$3.44M
CHP
583
Cable Hill Partners
Oregon
$3.43M
CIA
584
CCM Investment Advisers
South Carolina
$3.39M
MYIA
585
Mount Yale Investment Advisors
Colorado
$3.39M
NICM
586
Neo Ivy Capital Management
New York
$3.39M
EF
587
Empirical Finance
Pennsylvania
$3.37M
KA
588
Kintegral Advisory
New York
$3.37M
ECM
589
Eisler Capital Management
United Kingdom
$3.37M
QCG
590
Quadrant Capital Group
Ohio
$3.33M
AAIS
591
ABN AMRO Investment Solutions
$3.31M
AIM
592
Aigen Investment Management
New York
$3.31M
CIA
593
Capital Investment Advisors
Georgia
$3.28M
IWC
594
Integrated Wealth Concepts
Massachusetts
$3.27M
LOAME
595
Lombard Odier Asset Management (Europe)
United Kingdom
$3.27M
IA
596
IFP Advisors
Florida
$3.26M
GAA
597
Green Alpha Advisors
Colorado
$3.25M
VNA
598
Valley National Advisers
Pennsylvania
$3.23M
GLF
599
Groupe la Francaise
France
$3.21M
MMG
600
Monetary Management Group
Missouri
$3.2M