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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
BAAM
326
Baker Avenue Asset Management
California
$30.3M
MC
327
Maplelane Capital
New York
$29.1M
SMDAM
328
Sumitomo Mitsui DS Asset Management
Japan
$28.8M
Cambridge Investment Research Advisors
329
Cambridge Investment Research Advisors
Iowa
$28.8M
GI
330
Gradient Investments
Minnesota
$28.8M
KC
331
Kepler Cheuvreux
$28.5M
ASN
332
Advisory Services Network
Georgia
$28.5M
JPMIA
333
J.P. Marvel Investment Advisors
Massachusetts
$28.1M
BSA
334
Braun Stacey Associates
New York
$28M
Public Employees Retirement Association of Colorado
335
Public Employees Retirement Association of Colorado
Colorado
$27.6M
NA
336
NewEdge Advisors
Louisiana
$27.3M
Holocene Advisors
337
Holocene Advisors
New York
$27.3M
LW
338
Linscomb Wealth
Texas
$27M
HFM
339
Harvest Fund Management
China
$26.8M
MOACM
340
Mutual of America Capital Management
New York
$26.7M
KAS
341
Kestra Advisory Services
Texas
$26.6M
CIA
342
Covington Investment Advisors
Pennsylvania
$26.1M
NRG
343
Nemes Rush Group
Michigan
$26M
DCM
344
Discovery Capital Management
Connecticut
$26M
VA
345
Vident Advisory
Georgia
$26M
Wealthfront Advisers
346
Wealthfront Advisers
California
$25.9M
CPCPP
347
Canada Post Corporation Pension Plan
Canada
$25.9M
CAM
348
Capco Asset Management
Florida
$25.6M
Fifth Third Bancorp
349
Fifth Third Bancorp
Ohio
$25.4M
LSERS
350
Louisiana State Employees Retirement System
Louisiana
$25.4M