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Monolithic Power Systems
MPWR

Overview Fund Activity

848 hedge funds and large institutions have $26.7B invested in Monolithic Power Systems in 2025 Q1 according to their latest regulatory filings, with 122 funds opening new positions, 329 increasing their positions, 302 reducing their positions, and 108 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
848
Holders Change
-3
Holders Change %
-0.35%
% of All Funds
11.52%
Holding in Top 10
3
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-57.14%
% of All Funds
0.04%
New
122
Increased
329
Reduced
302
Closed
108
Calls
$253M
Puts
$277M
Net Calls
-$24.4M
Net Calls Change
+$261M

Top Buyers

1
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
+$294M
2
Fidelity Investments
Fidelity Investments
Massachusetts
+$221M
3
VanEck Associates
VanEck Associates
New York
+$157M
4
Coatue Management
Coatue Management
New York
+$112M
5
WorldQuant Millennium Advisors
WorldQuant Millennium Advisors
New York
+$88.6M

Top Sellers

1
BlackRock
BlackRock
New York
-$295M
2
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
-$82M
3
Bank of Nova Scotia
Bank of Nova Scotia
Ontario, Canada
-$78.6M
4
VNIM
Vaughan Nelson Investment Management
Texas
-$75.8M
5
Citadel Advisors
Citadel Advisors
Florida
-$75.6M
Name Holding Trade Value Shares
Change 		Shares
Change %
GSWM
376
Greenup Street Wealth Management
Michigan
$1.41M +$1.41M +2,427 New
Kovitz Investment Group Partners
377
Kovitz Investment Group Partners
Illinois
$1.41M -$530K -914 -27%
NB
378
Norinchukin Bank
Japan
$1.4M +$178K +307 +15%
IMCOOI
379
Investment Management Corp of Ontario (IMCO)
Canada
$1.39M +$1.39M +2,403 New
QIM
380
Quantitative Investment Management
Virginia
$1.39M -$1.43M -2,468 -51%
Cambridge Investment Research Advisors
381
Cambridge Investment Research Advisors
Iowa
$1.38M -$4.05M -6,982 -75%
Walleye Trading
382
Walleye Trading
New York
$1.36M +$1.36M +2,349 New
ALMGDA
383
AG2R La Mondiale Gestion d'Actifs
France
$1.36M +$1.36M +2,051 New
IIM
384
INTECH Investment Management
Florida
$1.35M -$332K -572 -20%
DILIC
385
Dai-ichi Life Insurance Company
Japan
$1.35M – – –
HWAM
386
Hennion & Walsh Asset Management
New Jersey
$1.35M -$270K -465 -17%
RIM
387
Redwood Investment Management
Arizona
$1.34M +$1.34M +2,305 New
NMERB
388
New Mexico Educational Retirement Board
New Mexico
$1.33M – – –
VNA
389
Valley National Advisers
Pennsylvania
$1.33M +$41.7K +72 +3%
Verition Fund Management
390
Verition Fund Management
Connecticut
$1.32M -$344K -593 -21%
AWS
391
Atria Wealth Solutions
New York
$1.32M +$274K +471 +26%
EOJOAM
392
E. Ohman J:or Asset Management
Sweden
$1.28M – – –
PWP
393
Prasad Wealth Partners
Ohio
$1.27M +$1.27M +2,196 New
MSRPS
394
Maryland State Retirement & Pension System
Maryland
$1.27M -$182K -313 -12%
AV
395
ASR Vermogensbeheer
Netherlands
$1.26M +$1.26M +2,173 New
RFC
396
Regions Financial Corp
Alabama
$1.23M -$87.6K -151 -7%
JSL
397
JT Stratford LLC
Georgia
$1.18M +$1.18M +2,042 New
SFA
398
Sequoia Financial Advisors
Ohio
$1.17M +$219K +378 +23%
SFS
399
Stiles Financial Services
Minnesota
$1.17M +$452K +778 +63%
YIH
400
Y-Intercept (HK)
Hong Kong
$1.15M +$223K +384 +24%
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16
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