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, Q2 2026
Institutional positions in Monolithic Power Systems, Inc. as of Jun 30, 2026. 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
- 1,250
- +142 vs. Q1 2026
- Shares held
- 47.6M
- +386.8K (+0.8%) vs. Q1 2026
- Total value
- $65.6B
- +$14.1B (+27.4%) vs. Q1 2026
- New holders
- 220
- 419 more added
- Sold out
- 78
- 464 more reduced
16 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Wasatch Advisors Inc | 1,236 | $1.71M | 0.01% | −1,706−58.0% | Reduced |
| RFG Advisory, LLC | 1,242 | $1.72M | 0.03% | −194−13.5% | Reduced |
| Simmons Bank | 1,251 | $1.73M | 0.10% | +85+7.3% | Added |
| Banque Cantonale Vaudoise | 1,257 | $1.74M | 0.07% | −956−43.2% | Reduced |
| Tema ETFs LLC | 1,258 | $1.74M | 0.06% | 00.0% | Unchanged |
| Mirova | 1,262 | $1.74M | 0.06% | −546−30.2% | Reduced |
| NVWM, LLC | 1,289 | $1.78M | 0.36% | −45−3.4% | Reduced |
| Trexquant Investment LP | 1,293 | $1.79M | 0.01% | +1,293 | New |
| Warren Averett Asset Management, LLC | 1,302 | $1.80M | 0.01% | −143−9.9% | Reduced |
| Peterson Wealth Services | 1,304 | $1.80M | 0.39% | +81+6.6% | Added |
| Empirical Finance, LLC | 1,319 | $1.82M | 0.08% | +63+5.0% | Added |
| DSG Capital Advisors, LLC | 1,340 | $1.84M | 0.26% | −25−1.8% | Reduced |
| We Are One Seven, LLC | 1,337 | $1.85M | 0.03% | −57−4.1% | Reduced |
| Moody National Bank Trust Division | 1,344 | $1.86M | 0.15% | +3+0.2% | Added |
| Norden Group LLC | 1,354 | $1.87M | 0.15% | −295−17.9% | Reduced |
| Evergreen Capital Management LLC | 1,353 | $1.87M | 0.03% | +3+0.2% | Added |
| Linden Thomas Advisory Services, LLC | 1,362 | $1.88M | 0.15% | −436−24.2% | Reduced |
| Jefferies Financial Group Inc. | 1,375 | $1.90M | 0.02% | +512+59.3% | Added |
| North Dakota State Investment Board | 1,376 | $1.90M | 0.08% | +35+2.6% | Added |
| Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna | 1,398 | $1.93M | 0.64% | −1,325−48.7% | Reduced |
| PKO Investment Management Joint-Stock Co | 1,400 | $1.94M | 0.14% | −100−6.7% | Reduced |
| Icon Wealth Advisors, LLC | 1,404 | $1.94M | 0.12% | +256+22.3% | Added |
| Guidance Capital, Inc | 1,489 | $1.94M | 0.42% | +8+0.5% | Added |
| Quantitative Investment Management, LLC | 1,421 | $1.96M | 0.21% | +1,421 | New |
| Siemens Fonds Invest GmbH | 1,435 | $1.98M | 0.10% | +271+23.3% | Added |
| Vestcor Inc | 1,435 | $1.98M | 0.05% | −254−15.0% | Reduced |
| VestGen Advisors, LLC | 1,436 | $1.99M | 0.06% | +118+9.0% | Added |
| FourThought Financial Partners, LLC | 1,454 | $2.01M | 0.16% | +14+1.0% | Added |
| Forty-three Eighteen Advisors, LLC | 1,459 | $2.02M | 1.36% | −40−2.7% | Reduced |
| Canada Post Corp Registered Pension Plan | 1,460 | $2.02M | 0.07% | +290+24.8% | Added |
| Meeder Advisory Services, Inc. | 1,480 | $2.05M | 0.07% | +33+2.3% | Added |
| MUFG Securities Americas Inc. | 1,480 | $2.05M | 0.11% | +132+9.8% | Added |
| Patton Fund Management, Inc. | 1,483 | $2.05M | 0.44% | −757−33.8% | Reduced |
| Assenagon Asset Management S.A. | 1,485 | $2.05M | 0.00% | −166−10.1% | Reduced |
| Kestra Advisory Services, LLC | 1,499 | $2.07M | 0.01% | +101+7.2% | Added |
| Laird Norton Trust Company, LLC | 1,499 | $2.08M | 0.04% | +98+7.0% | Added |
| Aster Capital Management (DIFC) Ltd | 1,502 | $2.08M | 0.44% | +1,502 | New |
| Change Path, LLC | 1,510 | $2.09M | 0.05% | −250−14.2% | Reduced |
| Ducere Wealth Management LLC | 1,519 | $2.10M | 0.63% | +128+9.2% | Added |
| Jacksonville Wealth Management, LLC | 1,524 | $2.11M | 1.19% | −45−2.9% | Reduced |
| Bridgeway Capital Management, LLC | 1,530 | $2.12M | 0.04% | 00.0% | Unchanged |
| Westover Capital Advisors, LLC | 1,540 | $2.13M | 0.35% | −18−1.2% | Reduced |
| BLB&B Advisors, LLC | 1,546 | $2.14M | 0.08% | −1,711−52.5% | Reduced |
| Vise Technologies, Inc. | 1,552 | $2.15M | 0.02% | +544+54.0% | Added |
| Northwestern Mutual Investment Management Company, LLC | 1,575 | $2.18M | 0.03% | +17+1.1% | Added |
| Private Advisor Group, LLC | 1,592 | $2.20M | 0.01% | −2,485−61.0% | Reduced |
| United Capital Financial Advisers, LLC | 1,613 | $2.23M | 0.01% | +130+8.8% | Added |
| Worthington Financial Partners, LLC | 1,613 | $2.23M | 1.85% | −27−1.6% | Reduced |
| Quadrant Capital Group LLC | 1,618 | $2.24M | 0.06% | +207+14.7% | Added |
| Greenup Street Wealth Management LLC | 1,624 | $2.25M | 0.27% | −1,981−55.0% | Reduced |
| GLOBALT Investments LLC | 1,644 | $2.27M | 0.08% | −6−0.4% | Reduced |
| E. Ohman J:or Asset Management AB | 1,647 | $2.28M | 0.05% | 00.0% | Unchanged |
| Horizon Investments, LLC | 1,652 | $2.28M | 0.03% | +136+9.0% | Added |
| FCG Investment Co | 1,671 | $2.31M | 0.80% | +134+8.7% | Added |
| Groupama Asset Managment | 1,745 | $2.31M | 0.03% | +3+0.2% | Added |
| Ameritas Advisory Services, LLC | 1,677 | $2.32M | 0.05% | +1,485+773.4% | Added |
| Liberty Capital Management, Inc. | 1,680 | $2.32M | 0.40% | +1,680 | New |
| Everence Capital Management Inc | 1,690 | $2.34M | 0.12% | 00.0% | Unchanged |
| Qsemble Capital Management, LP | 1,709 | $2.36M | 0.30% | +1,709 | New |
| Sanibel Captiva Trust Company, Inc. | 1,712 | $2.37M | 0.06% | +765+80.8% | Added |
| Prudential PLC | 1,735 | $2.40M | 0.02% | −946−35.3% | Reduced |
| Morningstar Investment Management LLC | 2,252 | $2.46M | 0.15% | 00.0% | Unchanged |
| Oppenheimer Asset Management Inc. | 1,785 | $2.47M | 0.03% | −71−3.8% | Reduced |
| Keybank National Association | 1,792 | $2.48M | 0.01% | +79+4.6% | Added |
| Prescott Group Capital Management, L.L.C. | 1,803 | $2.49M | 0.22% | +1,156+178.7% | Added |
| Callan Family Office, LLC | 1,822 | $2.52M | 0.05% | +63+3.6% | Added |
| Evolve Private Wealth, LLC | 1,828 | $2.53M | 0.15% | −1,525−45.5% | Reduced |
| Atria Investments LLC | 1,835 | $2.54M | 0.03% | −132−6.7% | Reduced |
| Penserra Capital Management LLC | 1,836 | $2.54M | 0.02% | +729+65.9% | Added |
| Taylor Frigon Capital Management LLC | 1,846 | $2.55M | 1.19% | −9−0.5% | Reduced |
| Camden Capital, LLC | 1,848 | $2.55M | 0.13% | −254−12.1% | Reduced |
| Marshall Wace, LLP | 1,849 | $2.56M | 0.00% | −4,883−72.5% | Reduced |
| Values First Advisors, Inc. | 1,860 | $2.57M | 1.17% | −1,418−43.3% | Reduced |
| Sunpointe, LLC | 1,870 | $2.59M | 0.73% | −294−13.6% | Reduced |
| Odyssean, LLC | 1,885 | $2.61M | 0.42% | +497+35.8% | Added |
| IHT Wealth Management, LLC | 1,888 | $2.61M | 0.06% | −47−2.4% | Reduced |
| CAPROCK Group, Inc. | 1,886 | $2.61M | 0.05% | −273−12.6% | Reduced |
| Lombard Odier Asset Management (Switzerland) SA | 1,918 | $2.65M | 0.08% | −295−13.3% | Reduced |
| Hancock Whitney Corp | 1,921 | $2.66M | 0.04% | +514+36.5% | Added |
| Roundview Capital LLC | 1,946 | $2.69M | 0.15% | +13+0.7% | Added |
| Confluence Wealth Services, Inc. | 1,947 | $2.69M | 0.08% | +50+2.6% | Added |
| Tokio Marine Asset Management Co Ltd | 1,952 | $2.70M | 0.08% | +25+1.3% | Added |
| Redhawk Wealth Advisors, Inc. | 1,960 | $2.71M | 0.27% | −175−8.2% | Reduced |
| J. Safra Sarasin Holding AG | 3,125 | $2.73M | 0.04% | +1,370+78.1% | Added |
| Hudson Bay Capital Management LP | 1,980 | $2.74M | 0.01% | +1,980 | New |
| China Universal Asset Management Co., Ltd. | 1,979 | $2.74M | 0.16% | +497+33.5% | Added |
| Baader Bank INC | 1,998 | $2.76M | 0.23% | +853+74.5% | Added |
| First National Bank of Omaha | 2,004 | $2.77M | 0.08% | −963−32.5% | Reduced |
| Shaker Investments LLC | 2,059 | $2.85M | 1.02% | +1,236+150.2% | Added |
| AG2R la Mondiale Gestion D'Actifs | 2,082 | $2.88M | 0.10% | −155−6.9% | Reduced |
| First National Advisers, LLC | 2,083 | $2.88M | 0.40% | −612−22.7% | Reduced |
| Caitong International Asset Management Co., Ltd | 2,101 | $2.90M | 0.40% | +2,101 | New |
| GAMMA Investing LLC | 2,107 | $2.91M | 0.11% | +88+4.4% | Added |
| Jump Financial, LLC | 2,132 | $2.95M | 0.03% | +2,132 | New |
| Catalyst Capital Advisors LLC | 2,165 | $2.99M | 0.05% | −50−2.3% | Reduced |
| Armistice Capital, LLC | 2,186 | $3.02M | 0.08% | +2,186 | New |
| Ci Investments Inc. | 2,198 | $3.04M | 0.01% | +1,755+396.2% | Added |
| Brookstone Capital Management | 2,203 | $3.05M | 0.03% | +1,363+162.3% | Added |
| Clough Capital Partners L P | 2,207 | $3.05M | 0.25% | +750+51.5% | Added |
| Ameritas Investment Partners, Inc. | 2,223 | $3.07M | 0.08% | −10−0.4% | Reduced |