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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

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:

3.11% 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
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
$6.05B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
CAM
351
Capco Asset Management
Florida
$25.6M
Fifth Third Bancorp
352
Fifth Third Bancorp
Ohio
$25.4M
LSERS
353
Louisiana State Employees Retirement System
Louisiana
$25.4M
CLGM
354
Capitolis Liquid Global Markets
New York
$25.3M
CAM
355
Cozad Asset Management
Illinois
$24.9M
OPERF
356
Oregon Public Employees Retirement Fund
Oregon
$24.6M
BMSSC
357
B. Metzler seel. Sohn & Co
Germany
$24.3M
AT
358
Arbejdsmarkedets Tillaegspension
$24M
HP
359
Hosking Partners
United Kingdom
$23.7M
FMC
360
First Merchants Corp
Indiana
$23.6M
IMRF
361
Illinois Municipal Retirement Fund
Illinois
$23.5M
Verition Fund Management
362
Verition Fund Management
Connecticut
$23.3M
WP
363
Woodline Partners
California
$23.2M
SSCM
364
Summit Street Capital Management
New York
$23.1M
AssetMark Inc
365
AssetMark Inc
California
$23M
BEI
366
Benjamin Edwards Inc
Missouri
$23M
MMA
367
Mizuho Markets Americas
New York
$22.9M
TBA
368
Tower Bridge Advisors
Pennsylvania
$22.9M
MFAM
369
Motley Fool Asset Management
Virginia
$22.8M
Envestnet Portfolio Solutions
370
Envestnet Portfolio Solutions
Illinois
$22.7M
SPPAM
371
Summit Partners Public Asset Management
Massachusetts
$22.6M
CGH
372
Crossmark Global Holdings
Texas
$22.5M
Carson Wealth (CWM LLC)
373
Carson Wealth (CWM LLC)
Nebraska
$22.4M
OIAM
374
OFI Invest Asset Management
France
$22M
AAIS
375
ABN AMRO Investment Solutions
$21.3M