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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 %
Public Sector Pension Investment Board (PSP Investments)
126
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$24.9M +$19.6M +26,748 +367%
ACIM
127
Azimuth Capital Investment Management
Michigan
$24.7M -$171K -234 -0.7%
Public Employees Retirement Association of Colorado
128
Public Employees Retirement Association of Colorado
Colorado
$23.9M -$171K -234 -0.7%
N
129
Natixis
France
$23.8M +$644K +881 +3%
VF
130
Vest Financial
Virginia
$23.7M +$11.8M +16,092 +99%
Universal-Beteiligungs- und Servicegesellschaft
131
Universal-Beteiligungs- und Servicegesellschaft
Germany
$22.9M +$2.83M +3,864 +14%
Capital Fund Management (CFM)
132
Capital Fund Management (CFM)
France
$22.3M -$17.4M -23,829 -44%
Handelsbanken Fonder
133
Handelsbanken Fonder
Sweden
$21.9M +$658K +899 +3%
Royal London Asset Management
134
Royal London Asset Management
United Kingdom
$21.5M -$1.23M -1,682 -5%
Mitsubishi UFJ Trust & Banking
135
Mitsubishi UFJ Trust & Banking
Japan
$21.1M -$71.7K -98 -0.3%
ProShare Advisors
136
ProShare Advisors
Maryland
$20.8M +$1.73M +2,366 +9%
Prudential Financial
137
Prudential Financial
New Jersey
$20.4M +$2.03M +2,776 +11%
Parnassus Investments
138
Parnassus Investments
California
$20.3M -$540K -738 -3%
Bank of Nova Scotia
139
Bank of Nova Scotia
Ontario, Canada
$20M +$826K +1,130 +4%
MIF
140
Mediolanum International Funds
Ireland
$19.8M +$1.74M +2,368 +10%
Russell Investments Group
141
Russell Investments Group
United Kingdom
$19.8M -$3.9M -5,336 -16%
FRAF
142
Första AP-fonden
Sweden
$19.7M +$4.83M +6,600 +33%
Man Group
143
Man Group
United Kingdom
$19.6M -$2.04M -2,794 -9%
Los Angeles Capital Management
144
Los Angeles Capital Management
California
$19.3M +$15.7M +21,401 +427%
State of Wisconsin Investment Board
145
State of Wisconsin Investment Board
Wisconsin
$18.7M -$1.43M -1,956 -7%
Chevy Chase Trust
146
Chevy Chase Trust
Maryland
$18.5M +$163K +223 +0.9%
DnB Asset Management
147
DnB Asset Management
Norway
$18.3M +$2.31M +3,164 +14%
Korea Investment Corp
148
Korea Investment Corp
South Korea
$18.3M -$7.59M -10,372 -29%
Toronto Dominion Bank
149
Toronto Dominion Bank
Ontario, Canada
$17.8M +$3M +4,108 +20%
APG Asset Management
150
APG Asset Management
Netherlands
$17.8M +$553K +887 +3%
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