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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 %
SCM
751
Sterling Capital Management
North Carolina
$54.9K -$64.4K -88 -54%
AGWCA
752
Annis Gardner Whiting Capital Advisors
Florida
$53.4K +$53.4K +73 New
A
753
AlphaQuest
New York
$52.7K -$43.2K -59 -45%
TCOT
754
Trust Company of Toledo
Ohio
$48.3K +$48.3K +66 New
DAM
755
Delta Asset Management
Tennessee
$47.5K – – –
AF
756
Advisornet Financial
Minnesota
$47.5K +$35.8K +49 +306%
GSWM
757
Golden State Wealth Management
California
$46.8K -$1.46K -2 -3%
IA
758
IFP Advisors
Florida
$44.2K -$53.6K -17 -55%
Federated Hermes
759
Federated Hermes
Pennsylvania
$41K -$10.2M -13,937 -100%
Optiver Holding
760
Optiver Holding
Netherlands
$37.3K +$37.3K +51 New
FDW
761
Fourth Dimension Wealth
Ohio
$35.8K – – –
SIS
762
Strategic Investment Solutions
Illinois
$35.8K +$35.8K +49 New
SO
763
Sierra Ocean
California
$35.2K -$2.2K -3 -6%
IUHSA
764
Itau Unibanco Holding S.A.
Brazil
$33.6K -$5.12K -7 -13%
TCM
765
Tradewinds Capital Management
Washington
$32.2K -$731 -1 -2%
NC
766
NewSquare Capital
Pennsylvania
$32.2K +$13.9K +19 +76%
GKIM
767
GW&K Investment Management
Massachusetts
$31K +$6.64K +9 +27%
TPW
768
Talon Private Wealth
Florida
$30.7K +$30.7K +42 New
WA
769
WPG Advisers
Maryland
$30K -$3.66K -5 -11%
RA
770
Rise Advisors
New York
$29.5K +$6.63K +9 +29%
T
771
Tidemark
California
$29.3K +$22.7K +31 +344%
MCM
772
MV Capital Management
Maryland
$28.5K +$1.46K +2 +5%
BIA
773
Bell Investment Advisors
California
$27.8K +$4.39K +6 +19%
SSG
774
Summit Securities Group
New York
$23.4K +$23.4K +32 New
C
775
Covestor
United Kingdom
$23K -$165K -215 -88%
29 30
31
32 33