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Monolithic Power Systems
MPWR

Overview Fund Activity

886 hedge funds and large institutions have $34.4B invested in Monolithic Power Systems in 2025 Q2 according to their latest regulatory filings, with 134 funds opening new positions, 365 increasing their positions, 299 reducing their positions, and 77 closing their positions.

Holders
886
Holders Change
+38
Holders Change %
+4.48%
% of All Funds
11.9%
Holding in Top 10
6
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+100%
% of All Funds
0.08%
New
134
Increased
365
Reduced
299
Closed
77
Calls
$144M
Puts
$217M
Net Calls
-$72.4M
Net Calls Change
-$48M

Top Buyers

1
T. Rowe Price Investment Management
1
T. Rowe Price Investment Management
Maryland
$679M
2
Norges Bank
2
Norges Bank
Norway
$438M
3
Fidelity International
3
Fidelity International
Bermuda
$383M
4
BlackRock
4
BlackRock
New York
$3.82B
5
JPMorgan Chase & Co
5
JPMorgan Chase & Co
New York
$627M

Top Sellers

1
Franklin Resources
1
Franklin Resources
California
$796M
2
Alyeska Investment Group
2
Alyeska Investment Group
Illinois
$0
3
Coatue Management
3
Coatue Management
New York
$0
4
Artisan Partners
4
Artisan Partners
Wisconsin
$152M
5
Millennium Management
5
Millennium Management
New York
$11.4M
Name Market Value Shares Shares
Change 		Shares
Change %
Charles Schwab
26
Charles Schwab
California
$252M 343,961 +7,975 +2%
Bank of New York Mellon
27
Bank of New York Mellon
New York
$246M 336,550 -18,762 -5%
UBS AM
28
UBS AM
Illinois
$236M 323,293 +29,202 +10%
AllianceBernstein
29
AllianceBernstein
Tennessee
$230M 314,136 -13,282 -4%
Raymond James Financial
30
Raymond James Financial
Florida
$210M 286,448 +40,787 +17%
Citigroup
31
Citigroup
New York
$204M 278,929 +5,948 +2%
VNIM
32
Vaughan Nelson Investment Management
Texas
$199M 272,047 +16,019 +6%
First Trust Advisors
33
First Trust Advisors
Illinois
$197M 269,179 +85,777 +47%
VOYA Investment Management
34
VOYA Investment Management
Georgia
$167M 228,135 +52,906 +30%
Ameriprise
35
Ameriprise
Minnesota
$160M 218,977 +41,706 +24%
Artisan Partners
36
Artisan Partners
Wisconsin
$152M 207,647 -134,207 -39%
EARNEST Partners
37
EARNEST Partners
Georgia
$149M 203,136 +17 +0%
SEI Investments
38
SEI Investments
Pennsylvania
$146M 199,487 -957 -0.5%
BNP Paribas Financial Markets
39
BNP Paribas Financial Markets
France
$143M 195,134 -88,963 -31%
Macquarie Group
40
Macquarie Group
Australia
$142M 194,494 -30,381 -14%
Ensign Peak Advisors
41
Ensign Peak Advisors
Utah
$141M 192,791 -131,337 -41%
Royal Bank of Canada
42
Royal Bank of Canada
Ontario, Canada
$139M 190,402 +44,147 +30%
DekaBank Deutsche Girozentrale
43
DekaBank Deutsche Girozentrale
Germany
$138M 190,443 +398 +0.2%
American Century Companies
44
American Century Companies
Missouri
$133M 181,926 -21,248 -10%
Impax Asset Management Group
45
Impax Asset Management Group
United Kingdom
$126M 173,844 -34,774 -17%
DDC
46
DF Dent & Co
Maryland
$125M 171,078 +11,090 +7%
Allspring Global Investments
47
Allspring Global Investments
North Carolina
$125M 166,842 -16,315 -9%
Envestnet Asset Management
48
Envestnet Asset Management
Illinois
$124M 169,907 +2,389 +1%
Principal Financial Group
49
Principal Financial Group
Iowa
$124M 169,845 -4,797 -3%
Pictet Asset Management
50
Pictet Asset Management
Switzerland
$121M 165,165 -4,945 -3%
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