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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

262% more first-time investments, than exits

New positions opened: 452 | Existing positions closed: 125

38% more funds holding in top 10

Funds holding in top 10: 82113 (+31)

34% more capital invested

Capital invested by funds: $136B → $183B (+$46.5B)

13% more funds holding

Funds holding: 2,1062,385 (+279)

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
+279
Holders Change %
+13.25%
% of All Funds
29.02%
Holding in Top 10
113
Holding in Top 10 Change
+31
Holding in Top 10 Change %
+37.8%
% of All Funds
1.38%
New
452
Increased
768
Reduced
896
Closed
125
Calls
$4.3B
Puts
$6.05B
Net Calls
-$1.75B
Net Calls Change
-$1.25B
Name Holding Trade Value Shares
Change
Change in
Stake
SCM
451
Sterling Capital Management
North Carolina
$15.3M +$2.05M +13,197 +17%
DADC
452
D.A. Davidson & Co
Montana
$15.1M -$879K -5,652 -6%
WC
453
Whitney & Co
New York
$15M +$19.8K +127 +0.1%
PAMP
454
Polar Asset Management Partners
Ontario, Canada
$15M -$3.4M -21,880 -20%
ERP
455
Eldred Rock Partners
Texas
$15M -$14.6M -93,986 -52%
LP
456
LMR Partners
United Kingdom
$14.9M -$144K -927 -1%
TFA
457
Teamwork Financial Advisors
Texas
$14.7M -$2.49M -15,978 -16%
GCM
458
Genus Capital Management
British Columbia, Canada
$14.7M -$7.45M -47,890 -36%
IWS
459
Insight Wealth Strategies
California
$14.6M -$2.2M -14,156 -14%
ABTD
460
Arvest Bank Trust Division
Oklahoma
$14.6M -$354K -2,276 -3%
OAC
461
OMERS Administration Corp
Ontario, Canada
$14.4M +$4.49M +28,870 +52%
NG
462
NatWest Group
United Kingdom
$14.3M -$1.78M -11,440 -12%
MSU
463
Mizuho Securities USA
New York
$14.3M -$113K -724 -0.8%
ETC
464
Exchange Traded Concepts
Oklahoma
$14.3M -$2.32M -14,934 -15%
ECM
465
ExodusPoint Capital Management
New York
$14.2M -$13M -83,728 -50%
MA
466
McBroom & Associates
Nevada
$14.1M -$460K -2,955 -3%
ACP
467
Aviance Capital Partners
Florida
$14M -$304K -1,956 -2%
HBCM
468
Heron Bay Capital Management
Michigan
$14M -$1.37M -8,821 -10%
AF
469
Allworth Financial
California
$13.9M +$102K +655 +0.8%
SPIA
470
Steward Partners Investment Advisory
New York
$13.9M -$920K -5,913 -7%
ATPW
471
Ashton Thomas Private Wealth
Arizona
$13.8M -$794K -5,102 -6%
KRS
472
Kentucky Retirement Systems
Kentucky
$13.7M
USCWA
473
U.S. Capital Wealth Advisors
Texas
$13.6M +$257K +1,654 +2%
PMAM
474
Picton Mahoney Asset Management
Ontario, Canada
$13.6M +$12.4M +79,491 New
CBT
475
Central Bank & Trust
Kentucky
$13.6M -$162K -1,044 -1%