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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
GCM
1926
Gambit Capital Management
Tennessee
$277K +$252K +1,619 New
AI
1927
Arrien Investments
Idaho
$276K -$5.91K -38 -2%
BTWM
1928
Baker Tilly Wealth Management
Wisconsin
$276K +$14.2K +91 +6%
CFSG
1929
Community Financial Services Group
Vermont
$276K
COI
1930
Connable Office Inc
Michigan
$276K
BWL
1931
Bogart Wealth LLC
Virginia
$275K +$2.02K +13 +0.8%
AA
1932
Armis Advisers
Georgia
$275K +$187K +1,202 New
MWA
1933
Motive Wealth Advisors
Michigan
$274K -$4.98K -32 -2%
ISL
1934
Ingalls & Snyder LLC
New York
$274K -$14K -90 -5%
STA
1935
Smith Thornton Advisors
Alabama
$274K
IF
1936
Intrua Financial
Texas
$274K +$249K +1,600 New
EB
1937
Exchange Bank
California
$274K +$15.9K +102 +7%
WT
1938
Washington Trust
Rhode Island
$273K -$12.6K -81 -5%
BIAS
1939
Beacon Investment Advisory Services
New Jersey
$272K +$247K +1,590 New
IPS
1940
Investors Portfolio Services
Washington
$272K +$247K +1,585 New
FPGK
1941
Financial Partners Group (Kansas)
Kansas
$271K +$181K +1,162 New
FCM
1942
Fortis Capital Management
Washington
$270K +$245K +1,578 New
KV
1943
Kickstand Ventures
New York
$269K +$244K +1,572 New
CPC
1944
CFC Planning Company
Indiana
$269K +$244K +1,570 New
AWM
1945
Activest Wealth Management
Florida
$268K +$135K +867 +124%
PWS
1946
Peterson Wealth Services
Utah
$268K +$94.7K +609 +64%
RWM
1947
Rialto Wealth Management
New York
$268K +$235K +1,508 +2,742%
RAM
1948
Revere Asset Management
Texas
$268K -$68K -437 -22%
KPWG
1949
KFA Private Wealth Group
Virginia
$267K -$778 -5 -0.3%
LWCFA
1950
Loring Wolcott & Coolidge Fiduciary Advisors
Massachusetts
$267K +$77.8K +500 +81%