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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
BCM
826
Buckhead Capital Management
Georgia
$3.82M
IWM
827
IHT Wealth Management
Illinois
$3.82M
MICM
828
Matthews International Capital Management
California
$3.78M
SRCM
829
Signature Resources Capital Management
California
$3.78M
TCOV
830
Trust Company of Vermont
Vermont
$3.78M
CW
831
CreativeOne Wealth
Kansas
$3.76M
Winslow Capital Management
832
Winslow Capital Management
Minnesota
$3.76M
CTC
833
Central Trust Company
Missouri
$3.75M
HAG
834
HighPoint Advisor Group
Illinois
$3.73M
HIM
835
Hillsdale Investment Management
Ontario, Canada
$3.72M
CPIG
836
Chicago Partners Investment Group
Illinois
$3.69M
CAM
837
Cresset Asset Management
Illinois
$3.68M
ONGA
838
O'Neil Global Advisors
California
$3.68M
AAB
839
ABN AMRO Bank
Netherlands
$3.66M
GCA
840
Gradient Capital Advisors
California
$3.66M
PTP
841
Platform Technology Partners
New York
$3.64M
MAM
842
Morse Asset Management
Connecticut
$3.62M
TSW
843
Three Seasons Wealth
Utah
$3.62M
CBA
844
Coastal Bridge Advisors
Connecticut
$3.6M
FGA
845
Fortis Group Advisors
New Jersey
$3.59M
BTD
846
BankPlus Trust Department
Mississippi
$3.59M
BBHC
847
Brown Brothers Harriman & Co
New York
$3.59M
C
848
Certuity
Florida
$3.58M
BFA
849
Beaumont Financial Advisors
Massachusetts
$3.57M
BCM
850
Brookstone Capital Management
Illinois
$3.57M