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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 122 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
CRWM
1476
Castle Rock Wealth Management
California
$670K
PWM
1477
Pursuit Wealth Management
Florida
$669K
AIMCA
1478
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$668K
KCM
1479
Kathmere Capital Management
Pennsylvania
$667K
LA
1480
LVW Advisors
New York
$667K
MSRI
1481
Michael S. Ryan Inc
New York
$666K
BWM
1482
Braeburn Wealth Management
Michigan
$665K
GDP
1483
Great Diamond Partners
Maine
$665K
BFS
1484
BridgePort Financial Solutions
Iowa
$662K
FMLI
1485
Fukoku Mutual Life Insurance
Japan
$662K
FWP
1486
Falcon Wealth Planning
California
$661K
WN
1487
Williams & Novak
California
$661K
AO
1488
Advisor OS
Illinois
$661K
PAMS
1489
Pinpoint Asset Management (Singapore)
$660K
WCM
1490
WealthBridge Capital Management
Ohio
$658K
W
1491
Wealthquest
Ohio
$657K
APW
1492
Axim Planning & Wealth
Ohio
$652K
CAM
1493
Congress Asset Management
Massachusetts
$651K
EAN
1494
Excelsior Advisor Network
Colorado
$651K
HKIMG
1495
Hutchens & Kramer Investment Management Group
Indiana
$651K
QPWM
1496
Quadrant Private Wealth Management
Pennsylvania
$648K
SSG
1497
Summit Securities Group
New York
$647K
RE
1498
Rydar Equities
Texas
$646K
FA
1499
Fiduciary Alliance
South Carolina
$646K
LI
1500
LVZ Inc
Michigan
$645K