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, Q3 2025
Institutional positions in Monolithic Power Systems, Inc. as of Sep 30, 2025. 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
- 981
- +89 vs. Q2 2025
- Shares held
- 46.8M
- +118.5K (+0.3%) vs. Q2 2025
- Total value
- $43.0B
- +$8.79B (+25.7%) vs. Q2 2025
- New holders
- 164
- 361 more added
- Sold out
- 75
- 317 more reduced
15 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,250 | $65.6B |
| Q1 2026 | 1,124 | $51.6B |
| Q4 2025 | 1,061 | $44.2B |
| Q3 2025 | 981 | $43.0B |
| Q2 2025 | 907 | $34.6B |
| Q1 2025 | 862 | $27.0B |
| Q4 2024 | 864 | $27.6B |
| Q3 2024 | 885 | $42.8B |
| Q2 2024 | 838 | $38.6B |
| Q1 2024 | 807 | $31.2B |
| Q4 2023 | 737 | $28.6B |
| Q3 2023 | 655 | $21.2B |
| Q2 2023 | 652 | $25.2B |
| Q1 2023 | 669 | $23.3B |
| Q4 2022 | 611 | $16.5B |
| Q3 2022 | 630 | $16.6B |
| Q2 2022 | 625 | $16.8B |
| Q1 2022 | 611 | $21.3B |
| Q4 2021 | 627 | $21.5B |
| Q3 2021 | 579 | $21.1B |
| Q2 2021 | 533 | $16.1B |
| Q1 2021 | 530 | $15.1B |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Azzad Asset Management Inc | 4,959 | $4.57M | 0.45% | −73−1.5% | Reduced |
| CCM Investment Advisers LLC | 4,912 | $4.52M | 0.45% | +4,912 | New |
| Advisors Asset Management, Inc. | 4,760 | $4.38M | 0.07% | −1,558−24.7% | Reduced |
| Virginia Retirement Systems Et Al | 4,700 | $4.33M | 0.03% | −2,300−32.9% | Reduced |
| O'Shaughnessy Asset Management, LLC | 4,682 | $4.31M | 0.03% | +877+23.0% | Added |
| Nordea Investment Management AB | 4,720 | $4.31M | 0.00% | +484+11.4% | Added |
| Tredje AP-fonden | 4,543 | $4.18M | 0.03% | −1,806−28.4% | Reduced |
| Davidson Capital Management Inc. | 4,540 | $4.18M | 0.93% | −58−1.3% | Reduced |
| Envestnet Portfolio Solutions, Inc. | 4,520 | $4.16M | 0.02% | −411−8.3% | Reduced |
| KP Management LLC | 4,500 | $4.14M | 1.45% | 00.0% | Unchanged |
| ASR Vermogensbeheer N.V. | 4,430 | $4.08M | 0.05% | −24−0.5% | Reduced |
| Avanza Fonder AB | 4,413 | $4.06M | 0.11% | +600+15.7% | Added |
| Trilogy Capital Inc. | 4,398 | $4.05M | 0.19% | +423+10.6% | Added |
| Park Avenue Securities LLC | 4,374 | $4.03M | 0.03% | +264+6.4% | Added |
| Quantessence Capital LLC | 4,344 | $4.00M | 1.27% | +4,344 | New |
| Crossmark Global Holdings, Inc. | 4,298 | $3.96M | 0.06% | −883−17.0% | Reduced |
| Linden Thomas Advisory Services, LLC | 4,204 | $3.87M | 0.39% | +30+0.7% | Added |
| Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | 4,177 | $3.85M | 0.08% | +4,177 | New |
| Taylor Frigon Capital Management LLC | 4,142 | $3.81M | 1.90% | −678−14.1% | Reduced |
| Cerity Partners LLC | 4,101 | $3.78M | 0.01% | −201−4.7% | Reduced |
| Steward Partners Investment Advisory, LLC | 4,087 | $3.76M | 0.02% | −618−13.1% | Reduced |
| Groupe la Francaise | 4,009 | $3.69M | 0.05% | +4,009 | New |
| Argent Capital Management LLC | 4,003 | $3.69M | 0.10% | +4,003 | New |
| Dakota Wealth Management | 3,998 | $3.68M | 0.07% | +1,823+83.8% | Added |
| Torray LLC | 3,957 | $3.64M | 0.49% | +903+29.6% | Added |
| Pensionmark Financial Group, LLC | 3,924 | $3.61M | 0.07% | −132−3.3% | Reduced |
| Rational Advisors LLC | 3,900 | $3.59M | 0.36% | +3,900 | New |
| BI Asset Management Fondsmaeglerselskab A/S | 3,874 | $3.57M | 0.03% | +1,795+86.3% | Added |
| Teachers Retirement System of the State of Kentucky | 3,806 | $3.50M | 0.03% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 3,778 | $3.48M | 0.00% | −597−13.6% | Reduced |
| Bank of Nova Scotia | 3,776 | $3.48M | 0.01% | −23,589−86.2% | Reduced |
| Motley Fool Asset Management LLC | 3,757 | $3.46M | 0.14% | +2,449+187.2% | Added |
| Meiji Yasuda Asset Management Co Ltd. | 3,736 | $3.44M | 0.16% | −352−8.6% | Reduced |
| Summit Trail Advisors, LLC | 3,727 | $3.44M | 0.05% | +723+24.1% | Added |
| Redhawk Wealth Advisors, Inc. | 3,676 | $3.38M | 0.39% | −44−1.2% | Reduced |
| MV Capital Management, Inc. | 3,636 | $3.35M | 0.32% | +3,597+9,223.1% | Added |
| Wealth Enhancement Advisory Services, LLC | 3,506 | $3.31M | 0.01% | +94+2.8% | Added |
| Coppell Advisory Solutions LLC | 3,706 | $3.29M | 0.36% | +3,706 | New |
| Peapack Gladstone Financial Corp | 3,505 | $3.23M | 0.04% | −206−5.6% | Reduced |
| Brinker Capital Investments, LLC | 3,462 | $3.19M | 0.02% | −291−7.8% | Reduced |
| Guidance Capital, Inc | 2,946 | $3.17M | 0.83% | −16−0.5% | Reduced |
| Harfst & Associates, Inc. | 3,439 | $3.17M | 0.58% | +3+0.1% | Added |
| Hennion & Walsh Asset Management, Inc. | 3,435 | $3.16M | 0.11% | +786+29.7% | Added |
| Intrust Bank NA | 3,414 | $3.14M | 0.26% | −78−2.2% | Reduced |
| Leelyn Smith, LLC | 3,413 | $3.14M | 0.47% | +89+2.7% | Added |
| Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna | 3,387 | $3.12M | 1.25% | −198−5.5% | Reduced |
| Guggenheim Capital LLC | 3,382 | $3.11M | 0.02% | +78+2.4% | Added |
| Values First Advisors, Inc. | 3,357 | $3.09M | 1.65% | −54−1.6% | Reduced |
| Hudson Bay Capital Management LP | 3,338 | $3.07M | 0.02% | +3,338 | New |
| Oak Harvest Investment Services | 3,267 | $3.01M | 0.35% | +848+35.1% | Added |
| Boston Family Office LLC | 3,247 | $2.99M | 0.19% | +733+29.2% | Added |
| Profund Advisors LLC | 3,242 | $2.98M | 0.10% | +117+3.7% | Added |
| Catalyst Funds Management Pty Ltd | 3,175 | $2.92M | 0.44% | +1,000+46.0% | Added |
| Mizuho Securities USA LLC | 3,488 | $2.92M | 0.06% | +176+5.3% | Added |
| Calamos Advisors LLC | 3,116 | $2.87M | 0.01% | +343+12.4% | Added |
| Modern Wealth Management, LLC | 3,111 | $2.86M | 0.06% | +5+0.2% | Added |
| Paragon Advisors, LLC | 3,103 | $2.86M | 0.74% | −1,504−32.6% | Reduced |
| First National Advisers, LLC | 3,063 | $2.82M | 0.38% | +3,063 | New |
| Mirova | 3,055 | $2.81M | 0.40% | +288+10.4% | Added |
| Omers Administration Corp | 3,015 | $2.78M | 0.02% | 00.0% | Unchanged |
| Group One Trading, L.P. | 3,006 | $2.77M | 0.08% | +1,343+80.8% | Added |
| Prudential PLC | 3,001 | $2.76M | 0.02% | +740+32.7% | Added |
| Banque Cantonale Vaudoise | 2,974 | $2.74M | 0.10% | +1,200+67.6% | Added |
| Triasima Portfolio Management inc. | 2,930 | $2.70M | 0.41% | +2,930 | New |
| GKV Capital Management Co., Inc. | 2,920 | $2.69M | 1.06% | +45+1.6% | Added |
| Kentucky Retirement Systems | 2,906 | $2.68M | 0.07% | −102−3.4% | Reduced |
| Thrive Capital Management, LLC | 2,859 | $2.63M | 0.68% | −6−0.2% | Reduced |
| Atria Investments LLC | 2,805 | $2.58M | 0.03% | −161−5.4% | Reduced |
| Hartford Investment Management Co | 2,803 | $2.58M | 0.08% | −83−2.9% | Reduced |
| RFG Advisory, LLC | 2,790 | $2.57M | 0.05% | −2,426−46.5% | Reduced |
| First National Bank of Omaha | 2,787 | $2.57M | 0.16% | +2,787 | New |
| La Banque Postale Asset Management SA | 2,775 | $2.55M | 0.03% | +410+17.3% | Added |
| Global X Japan Co., Ltd. | 2,747 | $2.53M | 0.22% | −1,326−32.6% | Reduced |
| Stiles Financial Services Inc | 2,687 | $2.47M | 0.78% | +482+21.9% | Added |
| Sunpointe, LLC | 2,662 | $2.45M | 0.89% | +2,662 | New |
| Commerce Bank | 2,666 | $2.45M | 0.01% | +38+1.4% | Added |
| SRS Capital Advisors, Inc. | 2,651 | $2.44M | 0.04% | +1,228+86.3% | Added |
| Sirios Capital Management L P | 2,645 | $2.44M | 0.32% | −673−20.3% | Reduced |
| Landscape Capital Management, L.L.C. | 2,591 | $2.39M | 0.15% | +1,386+115.0% | Added |
| Peak Retirement Planning, Inc. | 2,577 | $2.37M | 0.67% | +371+16.8% | Added |
| Tower Research Capital LLC (TRC) | 2,576 | $2.37M | 0.07% | +2,134+482.8% | Added |
| Nomura Holdings Inc | 2,563 | $2.36M | 0.01% | +2,060+409.5% | Added |
| Norinchukin Bank, The | 2,549 | $2.35M | 0.03% | +60+2.4% | Added |
| Louisiana State Employees Retirement System | 2,500 | $2.30M | 0.04% | 00.0% | Unchanged |
| Greenup Street Wealth Management LLC | 2,477 | $2.28M | 0.35% | −50−2.0% | Reduced |
| Gulf International Bank (UK) Ltd | 2,449 | $2.25M | 0.07% | −23−0.9% | Reduced |
| Sequoia Financial Advisors, LLC | 2,410 | $2.22M | 0.01% | +22+0.9% | Added |
| Cambridge Investment Research Advisors, Inc. | 2,400 | $2.21M | 0.01% | +195+8.8% | Added |
| Intech Investment Management LLC | 2,336 | $2.15M | 0.02% | −464−16.6% | Reduced |
| Rockefeller Capital Management L.P. | 2,319 | $2.14M | 0.00% | +2,319 | New |
| Securian Asset Management, Inc | 2,311 | $2.13M | 0.06% | −186−7.4% | Reduced |
| Maryland State Retirement & Pension System | 2,308 | $2.12M | 0.04% | +113+5.1% | Added |
| Valley National Advisers Inc | 2,295 | $2.11M | 0.33% | −17−0.7% | Reduced |
| Investment Management Corp of Ontario | 2,282 | $2.10M | 0.03% | +563+32.8% | Added |
| Boston Partners | 2,251 | $2.07M | 0.00% | −2,408−51.7% | Reduced |
| Ossiam | 2,250 | $2.07M | 0.03% | +244+12.2% | Added |
| Jefferies Financial Group Inc. | 2,246 | $2.07M | 0.02% | +2,246 | New |
| Change Path, LLC | 2,240 | $2.06M | 0.05% | −1,108−33.1% | Reduced |
| Raiffeisen Bank International AG | 2,318 | $2.06M | 0.03% | +1,160+100.2% | Added |
| United Capital Financial Advisers, LLC | 2,225 | $2.05M | 0.01% | +991+80.3% | Added |