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 |
|---|---|---|---|---|---|
| Baker Avenue Asset Management, LP | 547 | $399.8K | 0.01% | +66+13.7% | Added |
| Independent Advisor Alliance | 553 | $404.5K | 0.01% | −5−0.9% | Reduced |
| Trust Asset Management LLC | 554 | $405.2K | 0.03% | 00.0% | Unchanged |
| Syon Capital LLC | 556 | $406.7K | 0.03% | +123+28.4% | Added |
| Alps Advisors Inc | 563 | $411.8K | 0.00% | +7+1.3% | Added |
| Hills Bank & Trust Co | 564 | $412.5K | 0.03% | +123+27.9% | Added |
| Navellier & Associates Inc | 565 | $413.2K | 0.05% | 00.0% | Unchanged |
| B&L Asset Management LLC | 569 | $416.2K | 0.24% | +161+39.5% | Added |
| WP Advisors, LLC | 572 | $418.2K | 0.11% | +36+6.7% | Added |
| Guinness Asset Management LTD | 573 | $419.3K | 0.01% | −188−24.7% | Reduced |
| Heartland Bank & Trust Co | 574 | $419.8K | 0.20% | −11−1.9% | Reduced |
| Spire Wealth Management | 575 | $420.5K | 0.02% | −92−13.8% | Reduced |
| Virtue Capital Management, LLC | 576 | $421.3K | 0.08% | +81+16.4% | Added |
| Pier Capital, LLC | 578 | $422.7K | 0.06% | −27−4.5% | Reduced |
| Beverly Hills Private Wealth, LLC | 581 | $425.1K | 0.08% | −57−8.9% | Reduced |
| CoreCap Advisors, LLC | 582 | $425.9K | 0.02% | +194+50.0% | Added |
| Lifeworks Advisors, LLC | 584 | $427.2K | 0.06% | −2−0.3% | Reduced |
| Financial Advisors Network, Inc. | 589 | $430.8K | 0.07% | +92+18.5% | Added |
| Concurrent Investment Advisors, LLC | 590 | $431.2K | 0.01% | +111+23.2% | Added |
| Fiduciary Trust Co | 597 | $436.6K | 0.01% | +60+11.2% | Added |
| Huntington National Bank | 597 | $436.6K | 0.00% | −111−15.7% | Reduced |
| Riverstone Advisors, LLC | 598 | $437.4K | 0.24% | +215+56.1% | Added |
| Inscription Capital, LLC | 599 | $438.1K | 0.06% | +599 | New |
| Financial Advocates Investment Management | 620 | $453.4K | 0.04% | −63−9.2% | Reduced |
| Global Retirement Partners, LLC | 629 | $459.7K | 0.01% | +629 | New |
| Clear Creek Financial Management, LLC | 632 | $462.4K | 0.04% | −66−9.5% | Reduced |
| Davenport & Co LLC | 638 | $466.6K | 0.00% | −15−2.3% | Reduced |
| AdvisorShares Investments LLC | 640 | $468.1K | 0.08% | +640 | New |
| 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 |
| Yorktown Management & Research Co Inc | 650 | $475.4K | 0.45% | 00.0% | Unchanged |
| We Are One Seven, LLC | 651 | $476.1K | 0.02% | +226+53.2% | Added |
| Brighton Jones LLC | 653 | $477.3K | 0.01% | −25−3.7% | Reduced |
| Gilbert & Cook, Inc. | 655 | $479.1K | 0.06% | +15+2.3% | Added |
| Financial Advisory Corp | 656 | $480.0K | 0.15% | +8+1.2% | Added |
| NEOS Investment Management LLC | 660 | $482.7K | 0.01% | 00.0% | Unchanged |
| Oak Ridge Investments LLC | 662 | $484.2K | 0.03% | +2+0.3% | Added |
| Cynosure Management, LLC | 664 | $485.6K | 0.06% | +41+6.6% | Added |
| Milestone Asset Management, LLC | 668 | $488.6K | 0.10% | −13−1.9% | Reduced |
| Equitable Holdings, Inc. | 685 | $501.0K | 0.00% | +148+27.6% | Added |
| Mount Yale Investment Advisors, LLC | 689 | $504.2K | 0.04% | +19+2.8% | Added |
| Abn Amro Investment Solutions | 691 | $505.4K | 0.01% | +83+13.7% | Added |
| Principal Securities, Inc. | 708 | $518.0K | 0.01% | −74−9.5% | Reduced |
| Fortress Financial Solutions, LLC | 709 | $518.2K | 0.65% | +12+1.7% | Added |
| Canada Post Corp Registered Pension Plan | 710 | $519.3K | 0.03% | +710 | New |
| Central Trust Co | 712 | $520.7K | 0.01% | +44+6.6% | Added |
| Independent Financial Group, LLC | 714 | $522.2K | 0.01% | +52+7.9% | Added |
| Catalytic Wealth RIA, LLC | 714 | $522.2K | 0.04% | +714 | New |
| Cannon Advisors, Inc. | 717 | $524.4K | 0.42% | −47−6.2% | Reduced |
| Diversified Trust Co | 729 | $533.2K | 0.01% | +3+0.4% | Added |
| V-Square Quantitative Management LLC | 731 | $534.6K | 0.07% | −47−6.0% | Reduced |
| Burns Matteson Capital Management, LLC | 737 | $539.0K | 0.26% | +737 | New |
| Valeo Financial Advisors, LLC | 739 | $540.7K | 0.01% | −54−6.8% | Reduced |
| Insigneo Advisory Services, LLC | 740 | $541.2K | 0.05% | −56−7.0% | Reduced |
| Moneta Group Investment Advisors LLC | 743 | $543.4K | 0.01% | +55+8.0% | Added |
| Mather Group, LLC. | 757 | $553.7K | 0.01% | +348+85.1% | Added |
| Gsa Capital Partners LLP | 763 | $558.0K | 0.04% | +763 | New |
| NorthRock Partners, LLC | 762 | $558.6K | 0.01% | +48+6.7% | Added |
| DRW Securities, LLC | 767 | $561.0K | 0.04% | +767 | New |
| CenterBook Partners LP | 769 | $562.4K | 0.03% | +769 | New |
| Vestmark Advisory Solutions, Inc. | 780 | $570.5K | 0.01% | −520−40.0% | Reduced |
| J2 Capital Management Inc | 781 | $571.2K | 0.46% | +781 | New |
| Bessemer Group Inc | 788 | $576.0K | 0.00% | +103+15.0% | Added |
| Mainstay Capital Management LLC | 794 | $580.7K | 0.03% | +422+113.4% | Added |
| Siemens Fonds Invest GmbH | 803 | $587.3K | 0.03% | +125+18.4% | Added |
| Green Alpha Advisors, LLC | 803 | $587.4K | 0.56% | −38−4.5% | Reduced |
| Signaturefd, LLC | 807 | $590.3K | 0.01% | +138+20.6% | Added |
| Hershey Financial Advisers, LLC | 810 | $592.5K | 0.53% | +810 | New |
| Comgest Global Investors S.A.S. | 816 | $596.8K | 0.01% | −672−45.2% | Reduced |
| Advisory Services Network, LLC | 840 | $597.4K | 0.01% | +59+7.6% | Added |
| MJP Associates Inc | 825 | $603.6K | 0.09% | −42−4.8% | Reduced |
| CNB Bank | 831 | $607.8K | 0.29% | −47−5.4% | Reduced |
| Prime Capital Investment Advisors, LLC | 859 | $628.0K | 0.01% | −60−6.5% | Reduced |
| Generali Investments, Management Co LLC | 861 | $628.9K | 0.14% | +861 | New |
| Shaker Investments LLC | 861 | $629.7K | 0.26% | 00.0% | Unchanged |
| Unique Wealth Strategies, LLC | 866 | $633.6K | 0.27% | +866 | New |
| Sovran Advisors, LLC | 833 | $634.2K | 0.07% | −146−14.9% | Reduced |
| J. Safra Sarasin Holding AG | 876 | $640.7K | 0.01% | −336−27.7% | Reduced |
| Prosperity Financial Group, Inc. | 879 | $642.9K | 0.27% | +28+3.3% | Added |
| Apollon Wealth Management, LLC | 889 | $650.3K | 0.01% | +80+9.9% | Added |
| Ieq Capital, LLC | 890 | $650.6K | 0.00% | −3,480−79.6% | Reduced |
| Moors & Cabot, Inc. | 893 | $653.1K | 0.03% | −59−6.2% | Reduced |
| Steel Peak Wealth Management LLC | 894 | $655.2K | 0.03% | −710−44.3% | Reduced |
| Ronald Blue Trust, Inc. | 906 | $662.3K | 0.01% | +73+8.8% | Added |
| Vise Technologies, Inc. | 907 | $663.5K | 0.03% | +907 | New |
| XML Financial, LLC | 916 | $669.9K | 0.06% | −75−7.6% | Reduced |
| E Fund Management Co., Ltd. | 922 | $674.3K | 0.03% | −59−6.0% | Reduced |
| Kestra Private Wealth Services, LLC | 923 | $675.1K | 0.01% | +26+2.9% | Added |
| Morey & Quinn Wealth Partners, LLC | 930 | $680.2K | 0.54% | 00.0% | Unchanged |
| Citizens Financial Group Inc | 931 | $680.7K | 0.01% | +250+36.7% | Added |
| Vestcor Inc | 933 | $682.0K | 0.02% | −6−0.6% | Reduced |
| Walleye Capital LLC | 933 | $682.4K | 0.01% | +875+1,508.6% | Added |
| Assenagon Asset Management S.A. | 939 | $686.8K | 0.00% | −25−2.6% | Reduced |
| Guerra Advisors Inc | 954 | $697.6K | 0.33% | +150+18.7% | Added |
| Merit Financial Group, LLC | 964 | $704.8K | 0.01% | +115+13.5% | Added |
| Clearstead Advisors, LLC | 965 | $705.8K | 0.01% | +592+158.7% | Added |
| Freestone Grove Partners LP | 981 | $717.5K | 0.01% | −55,980−98.3% | Reduced |
| Verdence Capital Advisors LLC | 984 | $719.9K | 0.05% | +248+33.7% | Added |
| Ci Investments Inc. | 984 | $720.0K | 0.00% | +83+9.2% | Added |
| KPP Advisory Services LLC | 998 | $730.0K | 0.12% | +410+69.7% | Added |