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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 %
FFS
551
Fortress Financial Solutions
Arizona
$404K +$63.8K +110 +19%
MGIA
552
Moneta Group Investment Advisors
Missouri
$399K -$10.4K -18 -3%
HI
553
Horizon Investments
North Carolina
$399K +$12.8K +22 +3%
Bessemer Group
554
Bessemer Group
New Jersey
$397K -$2M -3,446 -83%
CFG
555
Citizens Financial Group
Rhode Island
$396K +$179K +307 +82%
FAIM
556
Financial Advocates Investment Management
Washington
$396K +$16.8K +29 +4%
MAM
557
Milestone Asset Management
Pennsylvania
$395K -$3.85M -6,635 -91%
FFA
558
Farther Finance Advisors
California
$394K -$165K -284 -30%
BJL
559
Brighton Jones LLC
Washington
$393K +$25K +43 +7%
SFI
560
Siemens Fonds Invest
Germany
$393K -$230K -396 -37%
MYIA
561
Mount Yale Investment Advisors
Colorado
$389K -$69.1K -119 -15%
S
562
SignatureFD
Georgia
$388K +$59.8K +103 +18%
CTC
563
Central Trust Company
Missouri
$387K – – –
KC
564
Knuff & Co
California
$387K -$411K -709 -52%
SWM
565
Spire Wealth Management
Virginia
$387K -$22.6K -39 -6%
ORI
566
Oak Ridge Investments
Illinois
$383K -$2.96M -5,107 -89%
NIM
567
NEOS Investment Management
Connecticut
$383K – – –
TRCT
568
Tower Research Capital (TRC)
New York
$379K -$3.91M -6,749 -91%
DC
569
Davenport & Co
Virginia
$379K +$131K +225 +53%
NWAG
570
Net Worth Advisory Group
Utah
$378K +$50.5K +87 +15%
YMRC
571
Yorktown Management & Research Company
Virginia
$377K – – –
RC
572
Rovin Capital
Arizona
$376K +$376K +648 New
IWA
573
Icon Wealth Advisors
Texas
$372K -$95.7K -165 -20%
GC
574
Gilbert & Cook
Iowa
$371K -$427K -737 -54%
BHPW
575
Beverly Hills Private Wealth
California
$370K +$11.6K +20 +3%
21 22
23
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