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Monolithic Power Systems
MPWR

Overview Fund Activity

887 hedge funds and large institutions have $34.4B invested in Monolithic Power Systems in 2025 Q2 according to their latest regulatory filings, with 135 funds opening new positions, 365 increasing their positions, 299 reducing their positions, and 77 closing their positions.

Holders
887
Holders Change
+39
Holders Change %
+4.6%
% of All Funds
11.91%
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
365
Reduced
299
Closed
77
Calls
$144M
Puts
$217M
Net Calls
-$72.4M
Net Calls Change
-$48M

Top Buyers

1
T. Rowe Price Investment Management
1
T. Rowe Price Investment Management
Maryland
$679M
2
Fidelity International
2
Fidelity International
Bermuda
$383M
3
BlackRock
3
BlackRock
New York
$3.82B
4
JPMorgan Chase & Co
4
JPMorgan Chase & Co
New York
$627M
5
Goldman Sachs
5
Goldman Sachs
New York
$375M

Top Sellers

1
Franklin Resources
1
Franklin Resources
California
$796M
2
Alyeska Investment Group
2
Alyeska Investment Group
Illinois
$0
3
Coatue Management
3
Coatue Management
New York
$0
4
Artisan Partners
4
Artisan Partners
Wisconsin
$152M
5
Millennium Management
5
Millennium Management
New York
$11.4M
Name Market Value Shares Shares
Change 		Shares
Change %
Commonwealth Equity Services
251
Commonwealth Equity Services
Massachusetts
$5.12M 6,996 +716 +11%
QCM
252
QRG Capital Management
Illinois
$5.09M 6,959 -95 -1%
EI
253
Ethic Inc
New York
$5.04M 6,852 +3,236 +89%
Robeco Institutional Asset Management
254
Robeco Institutional Asset Management
Netherlands
$5M 6,834 -13,125 -66%
CIBC Asset Management
255
CIBC Asset Management
Ontario, Canada
$4.83M 6,605 -594 -8%
MML Investors Services
256
MML Investors Services
Massachusetts
$4.78M 6,534 -1,195 -15%
FDCDDQ
257
Federation des caisses Desjardins du Quebec
Quebec, Canada
$4.66M 6,374 +3,815 +149%
TAF
258
Tredje AP-fonden
Sweden
$4.64M 6,349 -1,937 -23%
FAT
259
First American Trust
California
$4.63M 6,337 +175 +3%
AAM
260
Advisors Asset Management
Colorado
$4.62M 6,318 -757 -11%
BF
261
BOK Financial
Oklahoma
$4.5M 6,150 -3,041 -33%
SF
262
Synovus Financial
Georgia
$4.49M 6,143 +90 +1%
HWM
263
HB Wealth Management
Georgia
$4.44M 6,067 +221 +4%
MOACM
264
Mutual of America Capital Management
New York
$4.41M 6,028 -72 -1%
CWM
265
CIBC World Markets
New York
$4.41M 6,023 +211 +4%
Osaic Holdings
266
Osaic Holdings
Arizona
$4.4M 7,037 +1,315 +23%
SMDAM
267
Sumitomo Mitsui DS Asset Management
Japan
$4.39M 6,007 +59 +1%
Bank Julius Baer & Co
268
Bank Julius Baer & Co
Switzerland
$4.38M 5,987 +5,963 +24,846%
PA
269
PFG Advisors
Arizona
$4.37M 5,974 +1,139 +24%
PAG
270
Private Advisor Group
New Jersey
$4.37M 5,969 +489 +9%
Wealthfront Advisers
271
Wealthfront Advisers
California
$4.34M 5,928 -791 -12%
WA
272
Wasatch Advisors
Utah
$4.24M 5,801 +739 +15%
SC
273
Saturna Capital
Washington
$4.22M 5,774 +4,156 +257%
RG
274
Rathbones Group
United Kingdom
$4.17M 5,700 +705 +14%
Mercer Global Advisors
275
Mercer Global Advisors
Colorado
$4.16M 5,692 +605 +12%
9 10
11
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