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Lam Research

2,385 hedge funds and large institutions have $183B invested in Lam Research in 2025 Q4 according to their latest regulatory filings, with 452 funds opening new positions, 768 increasing their positions, 896 reducing their positions, and 125 closing their positions.

New
Increased
Maintained
Reduced
Closed

262% more first-time investments, than exits

New positions opened: 452 | Existing positions closed: 125

38% more funds holding in top 10

Funds holding in top 10: 82113 (+31)

34% more capital invested

Capital invested by funds: $136B → $183B (+$46.5B)

13% more funds holding

Funds holding: 2,1062,385 (+279)

3.11% more ownership

Funds ownership: 80.78%83.89% (+3.1%)

14% less repeat investments, than reductions

Existing positions increased: 768 | Existing positions reduced: 896

29% less call options, than puts

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

Holders
2,385
Holders Change
+279
Holders Change %
+13.25%
% of All Funds
29.02%
Holding in Top 10
113
Holding in Top 10 Change
+31
Holding in Top 10 Change %
+37.8%
% of All Funds
1.38%
New
452
Increased
768
Reduced
896
Closed
125
Calls
$4.3B
Puts
$6.05B
Net Calls
-$1.75B
Net Calls Change
-$1.25B
Name Holding Trade Value Shares
Change
Change in
Stake
PCG
1701
Prosperity Consulting Group
Maryland
$431K +$49.6K +319 +15%
CAM
1702
Costello Asset Management
Pennsylvania
$430K -$194K -1,250 -33%
BCP
1703
Blackhawk Capital Partners
Wisconsin
$429K +$121K +778 +45%
MPWS
1704
McCarter Private Wealth Services
Massachusetts
$428K
KPWM
1705
KDK Private Wealth Management
Texas
$426K +$387K +2,488 New
NFG
1706
Northbridge Financial Group
Florida
$425K +$386K +2,485 New
RA
1707
Riversedge Advisors
Delaware
$425K +$50.1K +322 +15%
TFIPS
1708
Towarzystwo Funduszy Inwestycyjnych PZU SA
$424K +$2.33K +15 +0.6%
PPWM
1709
Paragon Private Wealth Management
Kentucky
$424K +$48.8K +314 +15%
CA
1710
COFG Advisors
Illinois
$422K +$383K +2,463 New
ACG
1711
Allen Capital Group
Nebraska
$421K +$23.8K +153 +7%
DWS
1712
Dynamic Wealth Strategies
California
$418K +$4.82K +31 +1%
MMPW
1713
Mitchell McLeod Pugh & Williams
Alabama
$418K -$10.7K -69 -4%
WW
1714
Waterfront Wealth
Kansas
$417K +$295K +1,896 New
LCM
1715
Lazari Capital Management
California
$417K +$4.98K +32 +1%
Financial Engines Advisors
1716
Financial Engines Advisors
California
$417K -$39.8K -256 -10%
PPW
1717
Parcion Private Wealth
Washington
$415K +$62.1K +399 +20%
CWA
1718
CM Wealth Advisors
Ohio
$415K +$112K +718 +42%
OCBCO
1719
Oversea-Chinese Banking Corp (OCBC)
Singapore
$413K -$748K -4,810 -67%
HAS
1720
HBW Advisory Services
California
$412K +$119K +763 +46%
MWA
1721
Medallion Wealth Advisors
Connecticut
$411K +$350K +2,250 +1,480%
KCM
1722
Kennicott Capital Management
California
$411K
PSP
1723
Principal Street Partners
Tennessee
$411K +$14.8K +95 +4%
QCM
1724
Qsemble Capital Management
New York
$410K +$373K +2,398 New
TWA
1725
TCI Wealth Advisors
Arizona
$410K +$16.6K +107 +5%