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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
UIM
301
USS Investment Management
United Kingdom
$37.5M
HNB
302
Huntington National Bank
Ohio
$37.1M
SW
303
SteelPeak Wealth
California
$37M
VPIM
304
Vanguard Personalized Indexing Management
California
$36.9M
AAMU
305
AEGON Asset Management (UK)
United Kingdom
$36.7M
RG
306
Renaissance Group
Kentucky
$36.4M
FDCDDQ
307
Federation des caisses Desjardins du Quebec
Quebec, Canada
$36.2M
MIFH
308
Migdal Insurance & Financial Holdings
Israel
$36M
DIA
309
Dana Investment Advisors
Wisconsin
$36M
URS
310
Utah Retirement Systems
Utah
$36M
RBI
311
Raiffeisen Bank International
Austria
$35.6M
HIC
312
Harbor Island Capital
Massachusetts
$34.4M
AWM
313
AE Wealth Management
Kansas
$34.2M
VLKIM
314
Van Lanschot Kempen Investment Management
Netherlands
$34M
MML Investors Services
315
MML Investors Services
Massachusetts
$33.9M
FVWA
316
Foster Victor Wealth Advisors
South Carolina
$33.5M
PFSRSONJ
317
Police & Firemen's Retirement System of New Jersey
New Jersey
$32.9M
CCM
318
CloudAlpha Capital Management
Hong Kong
$32.6M
MSE
319
MUFG Securities EMEA
United Kingdom
$32.3M
NYLIM
320
New York Life Investment Management
New York
$32M
PA
321
Profund Advisors
Maryland
$31.8M
Public Sector Pension Investment Board (PSP Investments)
322
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$31.7M
EI
323
Ethic Inc
New York
$31.4M
YCM
324
Yousif Capital Management
Michigan
$31.2M
VCM
325
Voleon Capital Management
California
$30.7M