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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
SAI
401
Systematic Alpha Investments
New Jersey
$7.59M
LI
402
LMCG Investments
Massachusetts
$7.51M
JWM
403
Jackson Wealth Management
Florida
$7.49M
DADC
404
D.A. Davidson & Co
Montana
$7.49M
MSU
405
Mizuho Securities USA
New York
$7.47M
NB
406
Norinchukin Bank
Japan
$7.4M
GAM
407
Groupama Asset Management
France
$7.39M
BIM
408
Baldwin Investment Management
Pennsylvania
$7.37M
SWP
409
Stratos Wealth Partners
Ohio
$7.35M
EGM
410
Engineers Gate Manager
New York
$7.31M
MASUI
411
MIRAE ASSET SECURITIES (USA) INC.
New York
$7.29M
VCM
412
Violich Capital Management
California
$7.29M
FT
413
Fiduciary Trust
Massachusetts
$7.26M
TRSOTSOK
414
Teachers Retirement System of the State of Kentucky
Kentucky
$7.22M
Thrivent Financial for Lutherans
415
Thrivent Financial for Lutherans
Minnesota
$7.22M
FC
416
Fusion Capital
South Carolina
$7.13M
NA
417
NewEdge Advisors
Louisiana
$7.11M
ACM
418
Advisors Capital Management
New Jersey
$7.09M
MML Investors Services
419
MML Investors Services
Massachusetts
$7.09M
CA
420
Cullinan Associates
Kentucky
$7.05M
VVP
421
Venture Visionary Partners
Ohio
$7.03M
Luther King Capital Management (LKCM)
422
Luther King Capital Management (LKCM)
Texas
$7.03M
VIM
423
Vinva Investment Management
Australia
$7.01M
STP
424
Science & Technology Partners
New York
$6.98M
LSV Asset Management
425
LSV Asset Management
Illinois
$6.98M