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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
EGA
776
E&G Advisors
Texas
$4.57M
CA
777
CoreCap Advisors
Michigan
$4.55M
JSC
778
Jackson Square Capital
California
$4.53M
AWA
779
Aaron Wealth Advisors
Illinois
$4.53M
SPC
780
Sigma Planning Corp
Michigan
$4.51M
ET
781
Entropy Technologies
New York
$4.49M
PRS
782
Pinkerton Retirement Specialists
Idaho
$4.46M
OCA
783
OpenArc Corporate Advisory
Georgia
$4.46M
SC
784
Savant Capital
Illinois
$4.45M
MFGM
785
Marshall Financial Group (Maryland)
Maryland
$4.44M
DI
786
Decision Investments
California
$4.43M
TPM
787
Triasima Portfolio Management
Quebec, Canada
$4.41M
LFM
788
LGT Fund Management
Liechtenstein
$4.41M
YC
789
Yarbrough Capital
Tennessee
$4.4M
WTFG
790
Wood Tarver Financial Group
Idaho
$4.39M
PA
791
Procyon Advisors
Connecticut
$4.39M
PFGIA
792
Patriot Financial Group Insurance Agency
Massachusetts
$4.39M
SWM
793
Spire Wealth Management
Virginia
$4.38M
EIM
794
Emmett Investment Management
New York
$4.36M
Group One Trading
795
Group One Trading
Illinois
$4.34M
GIM
796
Groesbeck Investment Management
New Jersey
$4.31M
AFM
797
Aspetuck Financial Management
Connecticut
$4.3M
RFG
798
Range Financial Group
Oregon
$4.29M
SCM
799
Silvant Capital Management
Georgia
$4.29M
SHFA
800
SS&H Financial Advisors
Michigan
$4.28M