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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
UAG
1826
United Advisor Group
Ohio
$339K +$308K +1,978 New
WSWA
1827
Warren Street Wealth Advisors
California
$336K -$47.3K -304 -13%
TIA
1828
Traphagen Investment Advisors
New Jersey
$336K +$7.15K +46 +2%
BTW
1829
Boston Trust Walden
Massachusetts
$336K
PC
1830
Promethos Capital
Massachusetts
$336K +$305K +1,960 New
NC
1831
nVerses Capital
Florida
$335K +$304K +1,956 New
OP
1832
ORG Partners
Indiana
$334K +$22.6K +145 +8%
OWA
1833
One Wealth Advisors
California
$333K +$302K +1,943 New
SA
1834
SoundView Advisors
Washington
$331K -$1.91M -12,295 -86%
AUB
1835
Atlantic Union Bankshares
Virginia
$330K +$12.4K +80 +4%
BA
1836
Ballast Advisors
Minnesota
$330K -$30.5K -196 -9%
MAMU
1837
Myriad Asset Management US
Florida
$330K +$299K +1,925 New
OFO
1838
OneAscent Family Office
Alabama
$329K -$95.7K -615 -24%
SWM
1839
SilverOak Wealth Management
Minnesota
$329K
BCMLT
1840
Beacon Capital Management LLC (Tennessee)
Tennessee
$328K -$38.7K -249 -12%
MCWA
1841
Meadow Creek Wealth Advisors
Georgia
$326K -$26.8K -172 -8%
NPT
1842
National Philanthropic Trust
Pennsylvania
$326K +$296K +1,904 New
FCA
1843
FLC Capital Advisors
California
$326K
Walleye Capital
1844
Walleye Capital
New York
$325K -$21.6M -138,646 -99%
KAM
1845
Knightsbridge Asset Management
California
$325K +$295K +1,896 New
IFA
1846
Index Fund Advisors
California
$324K +$28.9K +186 +11%
CCM
1847
Cloud Capital Management
Washington
$324K +$198K +1,272 +205%
SWMG
1848
Signature Wealth Management Group
Georgia
$324K
FCAS
1849
First Command Advisory Services
Texas
$324K +$23.3K +150 +9%
MFIM
1850
Mesirow Financial Investment Management
Illinois
$323K -$39.8K -256 -12%