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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 8 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, Q4 2023

Institutional positions in Monolithic Power Systems, Inc. as of Dec 31, 2023. 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
737
+90 vs. Q3 2023
Shares held
45.4M
−552.0K (−1.2%) vs. Q3 2023
Total value
$28.6B
+$7.40B (+34.9%) vs. Q3 2023
New holders
137
276 more added
Sold out
47
243 more reduced

8 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2023: 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 holdersQ4 2023: 737 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 heldQ4 2023: $28.6B
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, Q4 2023

Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q3 2023.

Institutions holding MPWR in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
EverSource Wealth Advisors, LLC79$49.9K0.00%+15+23.4%Added
Sunbelt Securities, Inc.81$51.1K0.01%00.0%Unchanged
Allworth Financial LP82$51.7K0.00%+14+20.6%Added
Quent Capital, LLC83$52.4K0.01%00.0%Unchanged
Lindbrook Capital, LLC109$68.8K0.01%+63+137.0%Added
Private Trust Co NA118$74.4K0.01%+70+145.8%Added
Farther Finance Advisors, LLC119$75.1K0.01%+54+83.1%Added
Rakuten Securities, Inc.128$80.7K0.06%+128New
Spectrum Wealth Counsel, LLC128$80.7K0.01%+128New
Trust Co of Vermont130$82.0K0.01%00.0%Unchanged
Rothschild Investment LLC138$87.0K0.01%+138New
Munro Partners140$88.3K0.00%+140New
Migdal Insurance & Financial Holdings Ltd.142$90.0K0.00%−43−23.2%Reduced
CVA Family Office, LLC165$104.1K0.02%+165New
Massmutual Trust Co FSB182$114.8K0.00%+20+12.3%Added
TD Waterhouse Canada Inc.215$122.9K0.00%+1+0.5%Added
Alta Advisers Ltd200$126.2K0.07%00.0%Unchanged
First Horizon Advisors, Inc.207$130.6K0.00%+40+24.0%Added
Park Place Capital Corp218$137.5K0.05%−297−57.7%Reduced
Desjardins Global Asset Management Inc.234$147.6K0.02%+3+1.3%Added
Hills Bank & Trust Co245$154.5K0.02%00.0%Unchanged
Sentry Investment Management LLC250$158.0K0.07%−27−9.7%Reduced
Parallel Advisors, LLC263$166.0K0.00%+26+11.0%Added
Federated Hermes, Inc.271$170.9K0.00%+7+2.7%Added
Umb Bank N A288$181.7K0.00%−46−13.8%Reduced
Essex Investment Management Co LLC300$189.2K0.04%00.0%Unchanged
Ostrum Asset Management307$193.6K0.02%+1+0.3%Added
Capital Analysts, LLC313$197.0K0.01%+1+0.3%Added
Mitchell Capital Management Co318$200.6K0.04%+318New
Concurrent Investment Advisors, LLC327$205.8K0.01%+327New
Partners Capital Investment Group, LLP331$208.8K0.00%+331New
Gladstone Institutional Advisory LLC331$208.8K0.01%+331New
QSV Equity Investors LLC332$209.4K0.20%+332New
Dorsey & Whitney Trust CO LLC333$210.0K0.02%+333New
Qtron Investments LLC333$210.1K0.03%+333New
Cary Street Partner Investment Advisory LLC339$213.6K0.01%+334+6,680.0%Added
Graypoint LLC341$215.2K0.02%+341New
Covestor Ltd347$219.0K0.15%−15−4.1%Reduced
Sepio Capital, LP348$219.5K0.02%+348New
Wallace Advisory Group, LLC477$220.4K0.17%−68−12.5%Reduced
Burney Co350$220.8K0.01%−400−53.3%Reduced
Covenant Asset Management, LLC350$220.8K0.06%+350New
AMG National Trust Bank351$221.1K0.01%+351New
Mainstay Capital Management LLC353$222.7K0.04%+353New
CoreCap Advisors, LLC357$225.3K0.01%+357New
Ewa, LLC356$226.2K0.11%+356New
Advisory Services Network, LLC361$227.7K0.01%+361New
Vantage Consulting Group Inc362$228.3K0.15%−75−17.2%Reduced
Meeder Advisory Services, Inc.362$228.3K0.03%+362New
Ci Investments Inc.364$230.0K0.00%−5−1.4%Reduced
Prelude Capital Management, LLC367$231.5K0.02%−836−69.5%Reduced
Gsa Capital Partners LLP373$235.0K0.02%−1,124−75.1%Reduced
Symmetry Partners, LLC372$235.0K0.01%+372New
Great Lakes Retirement, Inc.374$236.1K0.04%+374New
Sanibel Captiva Trust Company, Inc.381$240.3K0.01%+381New
SYSTM Wealth Solutions LLC381$240.7K0.03%−499−56.7%Reduced
FirstPurpose Wealth LLC384$242.2K0.09%+384New
E Fund Management Co., Ltd.398$251.1K0.02%−37−8.5%Reduced
Sheets Smith Wealth Management400$252.3K0.04%+400New
Peterson Wealth Services400$252.4K0.11%+400New
Kolinsky Wealth Management, LLC409$258.0K0.23%−56−12.0%Reduced
D.A. Davidson & Co.411$259.5K0.00%+411New
Summit Creek Advisors LLC412$259.9K0.03%+412New
Old National Bancorp414$261.1K0.01%+414New
Granahan Investment Management Inc425$268.1K0.01%−13,495−96.9%Reduced
New Hampshire Trust425$268.1K0.06%+425New
LRT Capital Management, LLC426$268.7K0.25%+426New
Integrated Advisors Network LLC429$270.6K0.02%−5−1.2%Reduced
WSFS Capital Management, LLC434$273.8K0.02%00.0%Unchanged
Principal Securities, Inc.435$274.7K0.01%+435New
InterOcean Capital Group, LLC437$275.7K0.01%−17−3.7%Reduced
GAMMA Investing LLC458$275.8K0.07%+458New
David Loasby485$278.4K0.03%+485New
Dynamic Technology Lab Private Ltd443$279.0K0.03%−2,709−85.9%Reduced
Dark Forest Capital Management LP447$282.0K0.04%−1,218−73.2%Reduced
Global Retirement Partners, LLC474$282.7K0.01%+105+28.5%Added
Ronald Blue Trust, Inc.613$283.0K0.00%+153+33.3%Added
Fielder Capital Group LLC452$285.1K0.17%+452New
Federation des caisses Desjardins du Quebec456$287.6K0.00%−69−13.1%Reduced
Resources Investment Advisors, LLC.460$290.2K0.01%+460New
Maven Securities LTD463$292.1K0.03%+463New
Quadrant Capital Group LLC463$292.1K0.03%+19+4.3%Added
Acadian Asset Management LLC471$296.0K0.00%+364+340.2%Added
New Century Financial Group, LLC472$297.7K0.26%+472New
Change Path, LLC474$299.0K0.02%+474New
Shell Asset Management Co478$302.0K0.01%−144−23.2%Reduced
Johnson Financial Group, Inc.488$308.3K0.02%−6−1.2%Reduced
Financial Advocates Investment Management490$309.1K0.02%+490New
Cigna Investments Inc491$310.0K0.06%+7+1.4%Added
Verus Capital Partners, LLC495$312.2K0.04%+5+1.0%Added
Clearstead Advisors, LLC497$313.5K0.02%+12+2.5%Added
V-Square Quantitative Management LLC499$314.8K0.07%00.0%Unchanged
Proequities, Inc.510$322.2K0.02%−23−4.3%Reduced
Siemens Fonds Invest GmbH512$323.0K0.03%+512New
Independent Financial Group, LLC515$324.9K0.02%−25−4.6%Reduced
Trust Asset Management LLC516$325.5K0.03%00.0%Unchanged
Jennison Associates LLC520$328.0K0.00%−485−48.3%Reduced
Foundry Partners, LLC522$329.3K0.02%00.0%Unchanged
Wetherby Asset Management Inc525$331.2K0.02%+28+5.6%Added
Perigon Wealth Management, LLC526$331.8K0.01%+66+14.3%Added