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Monolithic Power Systems, Inc.

MPWR
Exchange
Nasdaq
Industry
Semiconductors & Related Devices
SEC CIK
0001280452

In the last 90 days, Monolithic Power Systems, Inc. insiders filed 0 open-market purchases and 9 sales; 1,250 institutions reported holding it in 13F filings for Q2 2026, worth $65.6B in total; superinvestors D1 Capital Partners and Maverick Capital hold it.

13F holders, Q1 2022

Institutional positions in Monolithic Power Systems, Inc. as of Mar 31, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
611
−11 vs. Q4 2021
Shares held
44.0M
+395.1K (+0.9%) vs. Q4 2021
Total value
$21.3B
−$206.7M (−1.0%) vs. Q4 2021
New holders
77
256 more added
Sold out
88
205 more reduced

5 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting MPWR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2022: 611 institutions
Q1 2021: 530 institutionsQ2 2021: 533 institutionsQ3 2021: 579 institutionsQ4 2021: 627 institutionsQ1 2022: 611 institutionsQ2 2022: 625 institutionsQ3 2022: 630 institutionsQ4 2022: 611 institutionsQ1 2023: 669 institutionsQ2 2023: 652 institutionsQ3 2023: 655 institutionsQ4 2023: 737 institutionsQ1 2024: 807 institutionsQ2 2024: 838 institutionsQ3 2024: 885 institutionsQ4 2024: 864 institutionsQ1 2025: 862 institutionsQ2 2025: 907 institutionsQ3 2025: 981 institutionsQ4 2025: 1,061 institutionsQ1 2026: 1,124 institutionsQ2 2026: 1,250 institutions
Value heldQ1 2022: $21.3B
Q1 2021: $15.1BQ2 2021: $16.1BQ3 2021: $21.1BQ4 2021: $21.5BQ1 2022: $21.3BQ2 2022: $16.8BQ3 2022: $16.6BQ4 2022: $16.5BQ1 2023: $23.3BQ2 2023: $25.2BQ3 2023: $21.2BQ4 2023: $28.6BQ1 2024: $31.2BQ2 2024: $38.6BQ3 2024: $42.8BQ4 2024: $27.6BQ1 2025: $27.0BQ2 2025: $34.6BQ3 2025: $43.0BQ4 2025: $44.2BQ1 2026: $51.6BQ2 2026: $65.6B
Institutions holding MPWR and their total value by quarter
QuarterHoldersValue
Q2 20261,250$65.6B
Q1 20261,124$51.6B
Q4 20251,061$44.2B
Q3 2025981$43.0B
Q2 2025907$34.6B
Q1 2025862$27.0B
Q4 2024864$27.6B
Q3 2024885$42.8B
Q2 2024838$38.6B
Q1 2024807$31.2B
Q4 2023737$28.6B
Q3 2023655$21.2B
Q2 2023652$25.2B
Q1 2023669$23.3B
Q4 2022611$16.5B
Q3 2022630$16.6B
Q2 2022625$16.8B
Q1 2022611$21.3B
Q4 2021627$21.5B
Q3 2021579$21.1B
Q2 2021533$16.1B
Q1 2021530$15.1B

Institutions, Q1 2022

Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q4 2021.

Institutions holding MPWR in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Veriti Management LLC928$451.0K0.05%+52+5.9%Added
Greenleaf Trust925$449.0K0.01%+31+3.5%Added
Campbell & CO Investment Adviser LLC915$444.0K0.12%+365+66.4%Added
Prudential PLC904$439.0K0.01%+904New
Cullen/Frost Bankers, Inc.900$437.0K0.01%00.0%Unchanged
Moody Aldrich Partners LLC896$435.0K0.06%+222+32.9%Added
9258 Wealth Management, LLC891$433.0K0.10%+13+1.5%Added
Seeyond880$427.0K0.04%−25−2.8%Reduced
Rockefeller Capital Management L.P.864$418.0K0.00%+141+19.5%Added
Legacy Wealth Asset Management, LLC857$416.0K0.15%−6−0.7%Reduced
Advisory Services Network, LLC843$409.0K0.01%+23+2.8%Added
Values First Advisors, Inc.842$409.0K0.26%+44+5.5%Added
ASB Consultores, LLC841$408.0K0.17%+83+10.9%Added
Seaport Global Advisors, LLC839$407.0K1.30%+1+0.1%Added
Summit Creek Advisors LLC839$407.0K0.05%+5+0.6%Added
Alps Advisors Inc833$405.0K0.00%+86+11.5%Added
Element Capital Management LLC834$405.0K0.20%+834New
Vestmark Advisory Solutions, Inc.825$401.0K0.02%+81+10.9%Added
YorkBridge Wealth Partners, LLC821$399.0K0.09%−45−5.2%Reduced
Stonnington Group, LLC1,003$397.0K0.10%+104+11.6%Added
D. E. Shaw & Co., Inc.808$392.0K0.00%−12,446−93.9%Reduced
Riverstone Advisors, LLC804$390.0K0.20%−32−3.8%Reduced
Ardevora Asset Management LLP800$389.0K0.01%−140,063−99.4%Reduced
WR Wealth Planners, LLC794$385.6K0.23%+794New
Two Sigma Securities, LLC791$384.0K0.05%+791New
Cigna Investments Inc785$381.0K0.05%−210−21.1%Reduced
Northwestern Mutual Wealth Management Co770$374.0K0.00%+224+41.0%Added
AIA Group Ltd763$371.0K0.02%+186+32.2%Added
Wetherby Asset Management Inc760$369.0K0.02%+119+18.6%Added
Wedmont Private Capital778$369.0K0.08%+778New
Asahi Life Asset Management Co., Ltd.758$368.0K0.05%+15+2.0%Added
Connable Office Inc754$366.0K0.05%−347−31.5%Reduced
Emerald Advisers, LLC749$364.0K0.01%+203+37.2%Added
CWM Advisors, LLC742$360.0K0.04%+27+3.8%Added
Moneta Group Investment Advisors LLC733$356.0K0.01%−9−1.2%Reduced
Diversified Trust Co732$356.0K0.01%+251+52.2%Added
XML Financial, LLC729$354.0K0.04%00.0%Unchanged
Signaturefd, LLC718$349.0K0.01%+159+28.4%Added
Symmetry Partners, LLC716$348.0K0.02%00.0%Unchanged
Sciencast Management LP812$347.0K0.08%−1,488−64.7%Reduced
IBM Retirement Fund713$346.0K0.05%−32−4.3%Reduced
Pathway Financial Advisors LLC702$341.0K0.13%00.0%Unchanged
Vestcor Inc692$336.0K0.01%+154+28.6%Added
Metis Global Partners, LLC689$335.0K0.04%+689New
National Bank of Canada686$333.0K0.00%−47−6.4%Reduced
Regentatlantic Capital LLC684$332.0K0.01%+65+10.5%Added
Huntington National Bank673$327.0K0.00%+378+128.1%Added
Harvest Fund Management Co., Ltd664$322.0K0.07%+188+39.5%Added
Vantage Consulting Group Inc656$319.0K0.12%+70+11.9%Added
Syntax Advisors, LLC656$319.0K0.27%+70+11.9%Added
Baker Avenue Asset Management, LP645$313.0K0.02%−73−10.2%Reduced
Milestone Advisory Partners645$313.0K0.17%00.0%Unchanged
Spearhead Capital Advisors, LLC644$313.0K0.04%+644New
Old National Bancorp640$311.0K0.01%+29+4.7%Added
Buckingham Strategic Wealth, LLC638$310.0K0.01%+55+9.4%Added
Tokio Marine Asset Management Co Ltd614$298.0K0.02%+63+11.4%Added
Verus Capital Partners, LLC665$296.0K0.05%+665New
Proequities, Inc.606$295.0K0.02%−19−3.0%Reduced
Spire Wealth Management607$295.0K0.01%+3+0.5%Added
Quadrant Capital Group LLC605$294.0K0.04%+152+33.6%Added
Stephens Inc605$294.0K0.00%+178+41.7%Added
Barings LLC586$285.0K0.01%−844−59.0%Reduced
Ameritas Investment Partners, Inc.588$285.0K0.01%00.0%Unchanged
Boston Private Wealth LLC578$281.0K0.00%−47−7.5%Reduced
Citizens Financial Group Inc567$276.0K0.01%−1−0.2%Reduced
Navellier & Associates Inc565$274.0K0.05%00.0%Unchanged
Eudaimonia Advisors LLC550$267.0K0.15%00.0%Unchanged
PGGM Investments535$264.0K0.00%00.0%Unchanged
CNB Bank532$259.0K0.15%+532New
Balentine LLC530$257.0K0.01%+530New
Kovack Advisors, Inc.519$252.0K0.03%+519New
Waldron Private Wealth LLC518$251.0K0.01%+9+1.8%Added
Independent Financial Group, LLC515$250.1K0.02%00.0%Unchanged
Perigon Wealth Management, LLC513$249.0K0.02%+93+22.1%Added
Evergreen Capital Management LLC511$248.0K0.01%+87+20.5%Added
Meiji Yasuda Asset Management Co Ltd.500$243.0K0.01%−167−25.0%Reduced
Integrated Wealth Concepts LLC493$239.0K0.01%−77−13.5%Reduced
Sawtooth Solutions, LLC484$235.0K0.03%+484New
First Bank & Trust461$224.0K0.07%−103−18.3%Reduced
Marquette Asset Management, LLC461$224.0K0.05%00.0%Unchanged
Cresset Asset Management, LLC454$221.0K0.00%−158−25.8%Reduced
Empirical Finance, LLC444$216.0K0.02%+444New
Exchange Traded Concepts, LLC442$215.0K0.00%+12+2.8%Added
E Fund Management Co., Ltd.442$215.0K0.01%+22+5.2%Added
AGF Investments LLC440$214.0K0.02%+440New
Siemens Fonds Invest GmbH436$212.0K0.02%00.0%Unchanged
Conning Inc.434$211.0K0.01%+434New
First Foundation Advisors434$211.0K0.01%+434New
Seven Eight Capital, LP434$211.0K0.03%+434New
Veritable, L.P.422$205.0K0.00%+422New
Morningstar Investment Services LLC408$204.0K0.00%+408New
XTX Topco Ltd415$202.0K0.09%+415New
Federation des caisses Desjardins du Quebec413$200.6K0.00%−290−41.3%Reduced
CWM, LLC385$187.0K0.00%+120+45.3%Added
Capital Analysts, LLC370$180.0K0.01%00.0%Unchanged
Global Retirement Partners, LLC446$173.0K0.01%+238+114.4%Added
Exane Derivatives353$171.4K0.05%+30+9.3%Added
Meeder Asset Management Inc342$166.0K0.01%+176+106.0%Added
Leonteq Securities AG341$165.6K0.01%+41+13.7%Added
Clearstead Advisors, LLC336$163.0K0.01%+97+40.6%Added