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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 %
AB
226
Amalgamated Bank
New York
$5.9M +$125K +216 +2%
TI
227
Tidal Investments
Wisconsin
$5.87M +$3.4M +5,869 +138%
Pacer Advisors
228
Pacer Advisors
Pennsylvania
$5.62M +$866K +1,493 +18%
William Blair & Company
229
William Blair & Company
Illinois
$5.51M -$1.07M -1,850 -16%
SWP
230
Stratos Wealth Partners
Ohio
$5.49M +$66.1K +114 +1%
Cetera Investment Advisers
231
Cetera Investment Advisers
Illinois
$5.49M +$305K +526 +6%
Fifth Third Bancorp
232
Fifth Third Bancorp
Ohio
$5.45M +$1.26M +2,171 +30%
LFAS
233
Level Four Advisory Services
Texas
$5.41M +$477K +823 +10%
UIM
234
USS Investment Management
United Kingdom
$5.41M -$2.44M -4,200 -31%
BCIM
235
British Columbia Investment Management
British Columbia, Canada
$5.41M -$4.06K -7 -0.1%
HFM
236
Harvest Fund Management
China
$5.38M -$3.05M -5,258 -36%
Daiwa Securities Group
237
Daiwa Securities Group
Japan
$5.35M +$347K +598 +7%
BF
238
BOK Financial
Oklahoma
$5.33M +$282K +486 +6%
EP
239
Edgestream Partners
New Jersey
$5.29M -$3.15M -5,423 -37%
NA
240
NewEdge Advisors
Louisiana
$5.26M -$454K -782 -8%
II
241
Inspire Investing
Idaho
$5.26M +$1.13M +1,951 +27%
LGF
242
LGT Group Foundation
Liechtenstein
$5.25M +$5.25M +9,045 New
RBI
243
Raiffeisen Bank International
Austria
$5.22M -$1.85M -3,196 -26%
LFG
244
Larson Financial Group
Missouri
$5.14M +$783K +1,350 +18%
JF
245
Jump Financial
Illinois
$5.14M -$8.74M -15,076 -63%
RIM
246
Rakuten Investment Management
Japan
$4.99M +$4.99M +8,601 New
II
247
IFM Investors
Australia
$4.96M -$248K -427 -5%
BBA
248
BLB&B Advisors
Pennsylvania
$4.89M +$4.89M +8,437 New
TAF
249
Tredje AP-fonden
Sweden
$4.81M – – –
NG
250
Norden Group
Utah
$4.78M -$86.4K -149 -2%
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