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Lam Research

2,347 hedge funds and large institutions have $183B invested in Lam Research in 2025 Q4 according to their latest regulatory filings, with 427 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
2,347
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
ELI
251
Empire Life Investments
Ontario, Canada
$54.8M
Thrivent Financial for Lutherans
252
Thrivent Financial for Lutherans
Minnesota
$53M
Nomura Holdings
253
Nomura Holdings
Japan
$52.7M
IC
254
IEQ Capital
California
$52.7M
Fiera Capital (Canada)
255
Fiera Capital (Canada)
Quebec, Canada
$52.3M
BPWM
256
Badgley Phelps Wealth Managers
Washington
$52.2M
ACA
257
Aptus Capital Advisors
Alabama
$52.2M
BS
258
Banco Santander
Spain
$51.3M
CAG
259
Crestwood Advisors Group
Massachusetts
$51M
MGIA
260
Moneta Group Investment Advisors
Missouri
$50.9M
Lido Advisors
261
Lido Advisors
California
$50.6M
GAM
262
Gotham Asset Management
New York
$50.6M
TFP
263
Triple Frond Partners
California
$50.6M
COPPSERS
264
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$50M
Osaic Holdings
265
Osaic Holdings
Arizona
$49.8M
AB
266
Amalgamated Bank
New York
$48.2M
WJWM
267
Williams Jones Wealth Management
New York
$48.1M
Kovitz Investment Group Partners
268
Kovitz Investment Group Partners
Illinois
$47.9M
CFC
269
Cincinnati Financial Corp
Ohio
$47.5M
TAF
270
Tredje AP-fonden
Sweden
$47M
PCM
271
Penserra Capital Management
California
$46.9M
RIM
272
Rakuten Investment Management
Japan
$46.7M
Qube Research & Technologies (QRT)
273
Qube Research & Technologies (QRT)
United Kingdom
$46.7M
ADEF
274
Adams Diversified Equity Fund
Maryland
$46.5M
Retirement Systems of Alabama
275
Retirement Systems of Alabama
Alabama
$45.7M