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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
BCV
626
Banque Cantonale Vaudoise
Switzerland
$7.67M -$1.04M -6,656 -13%
TMAM
627
Tokio Marine Asset Management
Japan
$7.65M +$240K +1,542 +4%
JF
628
Jump Financial
Illinois
$7.64M -$20.1M -129,129 -74%
VSQM
629
V-Square Quantitative Management
Illinois
$7.6M -$879K -5,649 -11%
PWM
630
Perigon Wealth Management
California
$7.59M -$102K -655 -1%
LA
631
LBP AM
France
$7.57M +$3.09M +19,852 +81%
IIM
632
INTECH Investment Management
Florida
$7.57M +$1.39M +8,947 +25%
Impax Asset Management Group
633
Impax Asset Management Group
United Kingdom
$7.56M +$4.93M +31,667 +253%
PCIA
634
Prime Capital Investment Advisors
Kansas
$7.56M -$111K -712 -2%
CIA
635
CCM Investment Advisers
South Carolina
$7.52M -$98.8K -635 -1%
NWM
636
NRI Wealth Management
California
$7.52M +$57.2K +368 +0.8%
CIBC Private Wealth Group
637
CIBC Private Wealth Group
Georgia
$7.51M +$750K +4,823 +12%
NDSIB
638
North Dakota State Investment Board
North Dakota
$7.51M +$6.82M +43,864 New
BF
639
BOK Financial
Oklahoma
$7.47M -$1.16M -7,487 -15%
IAA
640
Independent Advisor Alliance
North Carolina
$7.45M +$314K +2,018 +5%
PCM
641
Pincus Capital Management
New York
$7.36M +$6.68M +42,972 New
HWM
642
Hohimer Wealth Management
Washington
$7.35M -$21.3K -137 -0.3%
KIA
643
Knollwood Investment Advisory
Maryland
$7.33M +$86.9K +559 +1%
William Blair & Company
644
William Blair & Company
Illinois
$7.3M -$1.99M -12,770 -23%
STA
645
Summit Trail Advisors
New York
$7.29M -$931K -5,989 -12%
SAM
646
Socorro Asset Management
Texas
$7.28M -$1.66M -10,681 -20%
LTAS
647
Linden Thomas Advisory Services
North Carolina
$7.26M -$3.89K -25 -0.1%
GAAM
648
Guinness Atkinson Asset Management
California
$7.24M -$1.9M -12,245 -23%
BIM
649
Brentview Investment Management
Illinois
$7.24M +$10.3K +66 +0.2%
WAP
650
Wealthcare Advisory Partners
Pennsylvania
$7.22M -$1.66M -10,690 -20%