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Monolithic Power Systems
MPWR

Overview Fund Activity

891 hedge funds and large institutions have $34.5B invested in Monolithic Power Systems in 2025 Q2 according to their latest regulatory filings, with 135 funds opening new positions, 368 increasing their positions, 300 reducing their positions, and 77 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
891
Holders Change
+43
Holders Change %
+5.07%
% of All Funds
11.95%
Holding in Top 10
6
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+100%
% of All Funds
0.08%
New
135
Increased
368
Reduced
300
Closed
77
Calls
$238M
Puts
$338M
Net Calls
-$100M
Net Calls Change
-$75.6M

Top Buyers

1
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
+$449M
2
Fidelity International
Fidelity International
Bermuda
+$302M
3
BlackRock
BlackRock
New York
+$231M
4
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
+$166M
5
Goldman Sachs
Goldman Sachs
New York
+$156M

Top Sellers

1
Franklin Resources
Franklin Resources
California
-$187M
2
Alyeska Investment Group
Alyeska Investment Group
Illinois
-$167M
3
Coatue Management
Coatue Management
New York
-$112M
4
Artisan Partners
Artisan Partners
Wisconsin
-$98.2M
5
Millennium Management
Millennium Management
New York
-$97.3M
Name Holding Trade Value Shares
Change 		Shares
Change %
Charles Schwab
26
Charles Schwab
California
$252M +$5.83M +7,975 +2%
Bank of New York Mellon
27
Bank of New York Mellon
New York
$246M -$13.7M -18,762 -5%
UBS AM
28
UBS AM
Illinois
$236M +$21.4M +29,202 +10%
AllianceBernstein
29
AllianceBernstein
Tennessee
$230M -$9.71M -13,282 -4%
Raymond James Financial
30
Raymond James Financial
Florida
$210M +$29.8M +40,787 +17%
Citigroup
31
Citigroup
New York
$204M +$4.35M +5,948 +2%
VNIM
32
Vaughan Nelson Investment Management
Texas
$199M +$11.7M +16,019 +6%
First Trust Advisors
33
First Trust Advisors
Illinois
$197M +$62.7M +85,777 +47%
VOYA Investment Management
34
VOYA Investment Management
Georgia
$167M +$38.7M +52,906 +30%
Ameriprise
35
Ameriprise
Minnesota
$160M +$30.5M +41,706 +24%
Artisan Partners
36
Artisan Partners
Wisconsin
$152M -$98.2M -134,207 -39%
EARNEST Partners
37
EARNEST Partners
Georgia
$149M +$12.4K +17 +0%
SEI Investments
38
SEI Investments
Pennsylvania
$146M -$700K -957 -0.5%
BNP Paribas Financial Markets
39
BNP Paribas Financial Markets
France
$143M -$65.1M -88,963 -31%
Macquarie Group
40
Macquarie Group
Australia
$142M -$22.2M -30,381 -14%
Ensign Peak Advisors
41
Ensign Peak Advisors
Utah
$141M -$96.1M -131,337 -41%
Royal Bank of Canada
42
Royal Bank of Canada
Ontario, Canada
$139M +$32.3M +44,147 +30%
DekaBank Deutsche Girozentrale
43
DekaBank Deutsche Girozentrale
Germany
$138M +$288K +398 +0.2%
American Century Companies
44
American Century Companies
Missouri
$133M -$15.5M -21,248 -10%
Impax Asset Management Group
45
Impax Asset Management Group
United Kingdom
$126M -$25.2M -34,774 -17%
DDC
46
DF Dent & Co
Maryland
$125M +$8.11M +11,090 +7%
Allspring Global Investments
47
Allspring Global Investments
North Carolina
$125M -$12.2M -16,315 -9%
Envestnet Asset Management
48
Envestnet Asset Management
Illinois
$124M +$1.75M +2,389 +1%
Principal Financial Group
49
Principal Financial Group
Iowa
$124M -$3.51M -4,797 -3%
Pictet Asset Management
50
Pictet Asset Management
Switzerland
$121M -$3.62M -4,945 -3%
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