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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
$679M
2
Fidelity International
Fidelity International
Bermuda
$383M
3
BlackRock
BlackRock
New York
$3.82B
4
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$627M
5
Goldman Sachs
Goldman Sachs
New York
$375M

Top Sellers

1
Franklin Resources
Franklin Resources
California
$796M
2
Alyeska Investment Group
Alyeska Investment Group
Illinois
$0
3
Coatue Management
Coatue Management
New York
$0
4
Artisan Partners
Artisan Partners
Wisconsin
$152M
5
Millennium Management
Millennium Management
New York
$11.4M
Name Holding Trade Value Shares
Change 		Shares
Change %
BWL
801
Bogart Wealth LLC
Virginia
$12.4K +$1.46K +2 +13%
RS
802
Rakuten Securities
Japan
$11.7K -$185K -253 -94%
JWA
803
JFS Wealth Advisors
Pennsylvania
$11K +$2.93K +4 +36%
RAM
804
Riggs Asset Management
Pennsylvania
$11K +$9.51K +13 +650%
AAG
805
Armstrong Advisory Group
Massachusetts
$10.3K +$2.95K +4 +40%
PCFFS
806
Pacific Center for Financial Services
California
$10.2K – – –
HWP
807
Highline Wealth Partners
California
$10.2K +$1.46K +2 +17%
AW
808
Avion Wealth
Texas
$10K +$6.43K +9 +180%
S
809
Sachetta
Massachusetts
$9.52K -$1.47K -2 -13%
FFO
810
Fortitude Family Office
Arizona
$9.51K +$2.93K +4 +44%
SS
811
Sunbelt Securities
Texas
$9.47K +$2.37K +4 +33%
NC
812
North Capital
Utah
$8.78K – – –
AP
813
Atwood & Palmer
Missouri
$8.78K – – –
WB
814
Webster Bank
Connecticut
$8.78K – – –
EB
815
Eastern Bank
Massachusetts
$8.05K -$1.46K -2 -15%
CTC
816
Cetera Trust Company
Minnesota
$8.05K – – –
CIAS
817
CBIZ Investment Advisory Services
Ohio
$7.33K +$7.33K +10 New
BCH
818
Berkshire Capital Holdings
California
$7.31K – – –
HHMI
819
Howard Hughes Medical Institute
Maryland
$7.31K +$7.31K +10 New
FMP
820
Financial Management Professionals
Texas
$6.6K – – –
CT
821
Clearstead Trust
Maine
$6.58K – – –
WCM
822
WealthTrak Capital Management
Virginia
$6.58K +$2.93K +4 +80%
SIS
823
Sound Income Strategies
Florida
$6.58K – – –
LCM
824
Logan Capital Management
Pennsylvania
$6.58K – – –
BCMLT
825
Beacon Capital Management LLC (Tennessee)
Tennessee
$5.88K – – –
31 32
33
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