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 2025
Institutional positions in Monolithic Power Systems, Inc. as of Jun 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
- 907
- +55 vs. Q1 2025
- Shares held
- 47.4M
- +747.4K (+1.6%) vs. Q1 2025
- Total value
- $34.6B
- +$7.61B (+28.2%) vs. Q1 2025
- New holders
- 139
- 376 more added
- Sold out
- 84
- 299 more reduced
10 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2025
Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| MUFG Securities Americas Inc. | 1,061 | $776.0K | 0.07% | +214+25.3% | Added |
| Inceptionr LLC | 1,043 | $762.8K | 0.18% | −437−29.5% | Reduced |
| Kingsview Wealth Management, LLC | 1,030 | $753.3K | 0.01% | −125−10.8% | Reduced |
| Schonfeld Strategic Advisors LLC | 1,026 | $750.4K | 0.01% | −2,358−69.7% | Reduced |
| Portside Wealth Group, LLC | 1,019 | $745.3K | 0.11% | +82+8.8% | Added |
| HMS Capital Management, LLC | 1,018 | $744.4K | 0.34% | 00.0% | Unchanged |
| Pier 88 Investment Partners LLC | 1,010 | $738.7K | 0.14% | +1,010 | New |
| KPP Advisory Services LLC | 998 | $730.0K | 0.12% | +410+69.7% | Added |
| Ci Investments Inc. | 984 | $720.0K | 0.00% | +83+9.2% | Added |
| Verdence Capital Advisors LLC | 984 | $719.9K | 0.05% | +248+33.7% | Added |
| Freestone Grove Partners LP | 981 | $717.5K | 0.01% | −55,980−98.3% | Reduced |
| Clearstead Advisors, LLC | 965 | $705.8K | 0.01% | +592+158.7% | Added |
| Merit Financial Group, LLC | 964 | $704.8K | 0.01% | +115+13.5% | Added |
| Guerra Advisors Inc | 954 | $697.6K | 0.33% | +150+18.7% | Added |
| Assenagon Asset Management S.A. | 939 | $686.8K | 0.00% | −25−2.6% | Reduced |
| Walleye Capital LLC | 933 | $682.4K | 0.01% | +875+1,508.6% | Added |
| Vestcor Inc | 933 | $682.0K | 0.02% | −6−0.6% | Reduced |
| Citizens Financial Group Inc | 931 | $680.7K | 0.01% | +250+36.7% | Added |
| Morey & Quinn Wealth Partners, LLC | 930 | $680.2K | 0.54% | 00.0% | Unchanged |
| Kestra Private Wealth Services, LLC | 923 | $675.1K | 0.01% | +26+2.9% | Added |
| E Fund Management Co., Ltd. | 922 | $674.3K | 0.03% | −59−6.0% | Reduced |
| XML Financial, LLC | 916 | $669.9K | 0.06% | −75−7.6% | Reduced |
| Vise Technologies, Inc. | 907 | $663.5K | 0.03% | +907 | New |
| Ronald Blue Trust, Inc. | 906 | $662.3K | 0.01% | +73+8.8% | Added |
| Steel Peak Wealth Management LLC | 894 | $655.2K | 0.03% | −710−44.3% | Reduced |
| Moors & Cabot, Inc. | 893 | $653.1K | 0.03% | −59−6.2% | Reduced |
| Ieq Capital, LLC | 890 | $650.6K | 0.00% | −3,480−79.6% | Reduced |
| Apollon Wealth Management, LLC | 889 | $650.3K | 0.01% | +80+9.9% | Added |
| Prosperity Financial Group, Inc. | 879 | $642.9K | 0.27% | +28+3.3% | Added |
| J. Safra Sarasin Holding AG | 876 | $640.7K | 0.01% | −336−27.7% | Reduced |
| Sovran Advisors, LLC | 833 | $634.2K | 0.07% | −146−14.9% | Reduced |
| Unique Wealth Strategies, LLC | 866 | $633.6K | 0.27% | +866 | New |
| Shaker Investments LLC | 861 | $629.7K | 0.26% | 00.0% | Unchanged |
| Generali Investments, Management Co LLC | 861 | $628.9K | 0.14% | +861 | New |
| Prime Capital Investment Advisors, LLC | 859 | $628.0K | 0.01% | −60−6.5% | Reduced |
| CNB Bank | 831 | $607.8K | 0.29% | −47−5.4% | Reduced |
| MJP Associates Inc | 825 | $603.6K | 0.09% | −42−4.8% | Reduced |
| Advisory Services Network, LLC | 840 | $597.4K | 0.01% | +59+7.6% | Added |
| Comgest Global Investors S.A.S. | 816 | $596.8K | 0.01% | −672−45.2% | Reduced |
| Hershey Financial Advisers, LLC | 810 | $592.5K | 0.53% | +810 | New |
| Signaturefd, LLC | 807 | $590.3K | 0.01% | +138+20.6% | Added |
| Green Alpha Advisors, LLC | 803 | $587.4K | 0.56% | −38−4.5% | Reduced |
| Siemens Fonds Invest GmbH | 803 | $587.3K | 0.03% | +125+18.4% | Added |
| Mainstay Capital Management LLC | 794 | $580.7K | 0.03% | +422+113.4% | Added |
| Bessemer Group Inc | 788 | $576.0K | 0.00% | +103+15.0% | Added |
| J2 Capital Management Inc | 781 | $571.2K | 0.46% | +781 | New |
| Vestmark Advisory Solutions, Inc. | 780 | $570.5K | 0.01% | −520−40.0% | Reduced |
| CenterBook Partners LP | 769 | $562.4K | 0.03% | +769 | New |
| DRW Securities, LLC | 767 | $561.0K | 0.04% | +767 | New |
| NorthRock Partners, LLC | 762 | $558.6K | 0.01% | +48+6.7% | Added |
| Gsa Capital Partners LLP | 763 | $558.0K | 0.04% | +763 | New |
| Mather Group, LLC. | 757 | $553.7K | 0.01% | +348+85.1% | Added |
| Moneta Group Investment Advisors LLC | 743 | $543.4K | 0.01% | +55+8.0% | Added |
| Insigneo Advisory Services, LLC | 740 | $541.2K | 0.05% | −56−7.0% | Reduced |
| Valeo Financial Advisors, LLC | 739 | $540.7K | 0.01% | −54−6.8% | Reduced |
| Burns Matteson Capital Management, LLC | 737 | $539.0K | 0.26% | +737 | New |
| V-Square Quantitative Management LLC | 731 | $534.6K | 0.07% | −47−6.0% | Reduced |
| Diversified Trust Co | 729 | $533.2K | 0.01% | +3+0.4% | Added |
| Cannon Advisors, Inc. | 717 | $524.4K | 0.42% | −47−6.2% | Reduced |
| Independent Financial Group, LLC | 714 | $522.2K | 0.01% | +52+7.9% | Added |
| Catalytic Wealth RIA, LLC | 714 | $522.2K | 0.04% | +714 | New |
| Central Trust Co | 712 | $520.7K | 0.01% | +44+6.6% | Added |
| Canada Post Corp Registered Pension Plan | 710 | $519.3K | 0.03% | +710 | New |
| Fortress Financial Solutions, LLC | 709 | $518.2K | 0.65% | +12+1.7% | Added |
| Principal Securities, Inc. | 708 | $518.0K | 0.01% | −74−9.5% | Reduced |
| Abn Amro Investment Solutions | 691 | $505.4K | 0.01% | +83+13.7% | Added |
| Mount Yale Investment Advisors, LLC | 689 | $504.2K | 0.04% | +19+2.8% | Added |
| Equitable Holdings, Inc. | 685 | $501.0K | 0.00% | +148+27.6% | Added |
| Milestone Asset Management, LLC | 668 | $488.6K | 0.10% | −13−1.9% | Reduced |
| Cynosure Management, LLC | 664 | $485.6K | 0.06% | +41+6.6% | Added |
| Oak Ridge Investments LLC | 662 | $484.2K | 0.03% | +2+0.3% | Added |
| NEOS Investment Management LLC | 660 | $482.7K | 0.01% | 00.0% | Unchanged |
| Financial Advisory Corp | 656 | $480.0K | 0.15% | +8+1.2% | Added |
| Gilbert & Cook, Inc. | 655 | $479.1K | 0.06% | +15+2.3% | Added |
| Brighton Jones LLC | 653 | $477.3K | 0.01% | −25−3.7% | Reduced |
| We Are One Seven, LLC | 651 | $476.1K | 0.02% | +226+53.2% | Added |
| Yorktown Management & Research Co Inc | 650 | $475.4K | 0.45% | 00.0% | Unchanged |
| Prescott Group Capital Management, L.L.C. | 647 | $473.2K | 0.06% | +246+61.3% | Added |
| George Kaiser Family Foundation | 647 | $473.2K | 0.07% | +246+61.3% | Added |
| AdvisorShares Investments LLC | 640 | $468.1K | 0.08% | +640 | New |
| Davenport & Co LLC | 638 | $466.6K | 0.00% | −15−2.3% | Reduced |
| Clear Creek Financial Management, LLC | 632 | $462.4K | 0.04% | −66−9.5% | Reduced |
| Global Retirement Partners, LLC | 629 | $459.7K | 0.01% | +629 | New |
| Financial Advocates Investment Management | 620 | $453.4K | 0.04% | −63−9.2% | Reduced |
| Inscription Capital, LLC | 599 | $438.1K | 0.06% | +599 | New |
| Riverstone Advisors, LLC | 598 | $437.4K | 0.24% | +215+56.1% | Added |
| Huntington National Bank | 597 | $436.6K | 0.00% | −111−15.7% | Reduced |
| Fiduciary Trust Co | 597 | $436.6K | 0.01% | +60+11.2% | Added |
| Concurrent Investment Advisors, LLC | 590 | $431.2K | 0.01% | +111+23.2% | Added |
| Financial Advisors Network, Inc. | 589 | $430.8K | 0.07% | +92+18.5% | Added |
| Lifeworks Advisors, LLC | 584 | $427.2K | 0.06% | −2−0.3% | Reduced |
| CoreCap Advisors, LLC | 582 | $425.9K | 0.02% | +194+50.0% | Added |
| Beverly Hills Private Wealth, LLC | 581 | $425.1K | 0.08% | −57−8.9% | Reduced |
| Pier Capital, LLC | 578 | $422.7K | 0.06% | −27−4.5% | Reduced |
| Virtue Capital Management, LLC | 576 | $421.3K | 0.08% | +81+16.4% | Added |
| Spire Wealth Management | 575 | $420.5K | 0.02% | −92−13.8% | Reduced |
| Heartland Bank & Trust Co | 574 | $419.8K | 0.20% | −11−1.9% | Reduced |
| Guinness Asset Management LTD | 573 | $419.3K | 0.01% | −188−24.7% | Reduced |
| WP Advisors, LLC | 572 | $418.2K | 0.11% | +36+6.7% | Added |
| B&L Asset Management LLC | 569 | $416.2K | 0.24% | +161+39.5% | Added |