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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 %
BBVA
476
Banco Bilbao Vizcaya Argentaria
Spain
$668K -$7.17M -12,316 -91%
Simplex Trading
477
Simplex Trading
Illinois
$667K +$667K +1,151 New
WA
478
Waverly Advisors
Alabama
$663K +$13.3K +23 +2%
PFBT
479
Parkside Financial Bank & Trust
Missouri
$662K +$26.1K +45 +4%
O
480
Ossiam
France
$662K -$13.3K -23 -2%
Wolverine Trading
481
Wolverine Trading
Illinois
$661K -$1.66M -2,871 -72%
PCM
482
Penserra Capital Management
California
$658K +$133K +230 +25%
ETC
483
Exchange Traded Concepts
Oklahoma
$651K -$224K -387 -26%
CPBTD
484
Central Pacific Bank - Trust Division
Hawaii
$643K +$3.48K +6 +0.5%
MA
485
Montag & Associates
Georgia
$640K -$142K -245 -18%
USAA
486
United Services Automobile Association
Texas
$638K +$638K +1,101 New
ECM
487
Evergreen Capital Management
Washington
$633K +$109K +188 +21%
Northwestern Mutual Wealth Management
488
Northwestern Mutual Wealth Management
Wisconsin
$624K -$15.7K -27 -2%
CG
489
Caprock Group
Idaho
$610K +$344K +590 +129%
QCG
490
Quadrant Capital Group
Ohio
$610K +$343K +591 +128%
GT
491
Greenleaf Trust
Michigan
$593K +$34.2K +59 +6%
Jane Street
492
Jane Street
New York
$593K -$8.74M -15,078 -94%
TSS
493
Two Sigma Securities
New York
$590K -$787K -1,357 -57%
BC
494
Bridgefront Capital
Texas
$588K +$588K +1,014 New
WAM
495
WT Asset Management
Hong Kong
$580K +$580K +1,000 New
VI
496
Versor Investments
New York
$579K +$223K +385 +63%
AIMCA
497
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$578K – – –
XF
498
XML Financial
Maryland
$575K – – –
DWM
499
Dakota Wealth Management
Florida
$570K -$19.7K -34 -3%
EFM
500
E Fund Management
China
$569K – – –
18 19
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