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Lam Research

2,350 hedge funds and large institutions have $183B invested in Lam Research in 2025 Q4 according to their latest regulatory filings, with 430 funds opening new positions, 763 increasing their positions, 890 reducing their positions, and 123 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 funds holding

Funds holding:

3.54% more ownership

Funds ownership: 80.68%84.23% (+3.5%)

14% less repeat investments, than reductions

Existing positions increased: 763 | Existing positions reduced: 890

29% less call options, than puts

Call options by funds: $4.3B | Put options by funds: $6.04B

Holders
2,350
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
113
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$4.3B
Puts
$6.04B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
WA
976
Wealth Alliance
New York
$2.6M
KAS
977
KPP Advisory Services
Kentucky
$2.6M
FMI
978
Frec Markets Inc
California
$2.6M
OAM
979
Oppenheimer Asset Management
New York
$2.6M
PE
980
PCM Encore
Colorado
$2.58M
KA
981
KLCM Advisors
Wisconsin
$2.57M
SCA
982
Snowden Capital Advisors
New York
$2.57M
CK
983
Cohen Klingenstein
New York
$2.57M
CCG
984
Coastwise Capital Group
California
$2.57M
HCMT
985
Highland Capital Management (Tennessee)
Tennessee
$2.56M
CC
986
Cypress Capital
Tennessee
$2.55M
PWM
987
Parkway Wealth Management
Texas
$2.54M
MYLI
988
Meiji Yasuda Life Insurance
Japan
$2.54M
AA
989
ALPS Advisors
Colorado
$2.53M
FCP
990
Fidelis Capital Partners
Florida
$2.53M
GIA
991
Guyasuta Investment Advisors
Pennsylvania
$2.53M
GIM
992
Gold Investment Management
Alberta, Canada
$2.52M
SIP
993
Snowwater Investment Partners
Connecticut
$2.51M
NWMG
994
National Wealth Management Group
Ohio
$2.49M
MA
995
Mutual Advisors
Nebraska
$2.48M
KCM
996
KRS Capital Management
Michigan
$2.48M
TAM
997
Trust Asset Management
Texas
$2.45M
RAM
998
Reflection Asset Management
South Carolina
$2.45M
FDP
999
Financiere des Professionnels
Quebec, Canada
$2.42M
DFCM
1000
Dark Forest Capital Management
Puerto Rico
$2.41M