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Lam Research

2,358 hedge funds and large institutions have $183B invested in Lam Research in 2025 Q4 according to their latest regulatory filings, with 434 funds opening new positions, 764 increasing their positions, 893 reducing their positions, and 125 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:

3.56% more ownership

Funds ownership: 80.69%84.26% (+3.6%)

14% less repeat investments, than reductions

Existing positions increased: 764 | Existing positions reduced: 893

29% less call options, than puts

Call options by funds: $4.3B | Put options by funds: $6.05B

Holders
2,358
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
$6.05B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
KBFS
2126
Kohmann Bosshard Financial Services
Ohio
$144K
AF
2127
Alerus Financial
North Dakota
$142K
SA
2128
Strategic Advocates
Utah
$142K
RTC
2129
Riverview Trust Company
Washington
$137K
AEPWM
2130
Atlantic Edge Private Wealth Management
Florida
$137K
OCM
2131
Osterweis Capital Management
California
$136K
PWA
2132
Physician Wealth Advisors
Utah
$131K
PCTC
2133
Perkins Coie Trust Company
Washington
$128K
FUBT
2134
First United Bank & Trust
Maryland
$128K
BAM
2135
Byrne Asset Management
New Jersey
$125K
TWD
2136
True Wealth Design
Ohio
$123K
IRAG
2137
Investment Research & Advisory Group
Georgia
$121K
LAMC
2138
Longview Asset Management (California)
California
$120K
SPF
2139
South Plains Financial
Texas
$119K
PWA
2140
Principia Wealth Advisory
Texas
$117K
PB
2141
Prosperity Bancshares
Texas
$114K
DAM
2142
Delta Asset Management
Tennessee
$111K
WTA
2143
Washington Trust Advisors
Massachusetts
$111K
SR
2144
Swiss Re
Switzerland
$111K
KFP
2145
Kerr Financial Planning
California
$110K
FFL
2146
Financial Freedom LLC
Ohio
$110K
BIA
2147
Bell Investment Advisors
California
$108K
GAFA
2148
Garton & Associates Financial Advisors
Kentucky
$107K
CNBTD
2149
Citizens National Bank Trust Department
Mississippi
$103K
HBT
2150
Hills Bank & Trust
Iowa
$101K