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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
SA
2151
Strategic Advocates
Utah
$142K
AEPWM
2152
Atlantic Edge Private Wealth Management
Florida
$137K
RTC
2153
Riverview Trust Company
Washington
$137K
OCM
2154
Osterweis Capital Management
California
$136K
PWA
2155
Physician Wealth Advisors
Utah
$131K +$38.7K +249 +48%
PCTC
2156
Perkins Coie Trust Company
Washington
$128K
FUBT
2157
First United Bank & Trust
Maryland
$128K -$36.5K -235 -24%
BAM
2158
Byrne Asset Management
New Jersey
$125K -$17.9K -115 -14%
TWD
2159
True Wealth Design
Ohio
$123K -$1.24K -8 -1%
IRAG
2160
Investment Research & Advisory Group
Georgia
$121K +$156 +1 +0.1%
LAMC
2161
Longview Asset Management (California)
California
$120K
SPF
2162
South Plains Financial
Texas
$119K +$109K +698 New
PWA
2163
Principia Wealth Advisory
Texas
$117K +$95.5K +614 +865%
PB
2164
Prosperity Bancshares
Texas
$114K +$103K +665 New
DAM
2165
Delta Asset Management
Tennessee
$111K -$18.7K -120 -16%
WTA
2166
Washington Trust Advisors
Massachusetts
$111K -$8.4K -54 -8%
WA
2167
Walsh & Associates
Florida
$111K +$101K +650 New
SR
2168
Swiss Re
Switzerland
$111K +$101K +647 New
KFP
2169
Kerr Financial Planning
California
$110K -$311 -2 -0.4%
FFL
2170
Financial Freedom LLC
Ohio
$110K +$156 +1 +0.2%
BIA
2171
Bell Investment Advisors
California
$108K +$24K +154 +32%
GAFA
2172
Garton & Associates Financial Advisors
Kentucky
$107K +$96.9K +623 New
CNBTD
2173
Citizens National Bank Trust Department
Mississippi
$103K
HBT
2174
Hills Bank & Trust
Iowa
$101K +$91.5K +588 New
Q1WB
2175
Quest 10 Wealth Builders
Virginia
$97K -$9.18K -59 -9%