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 |
|---|---|---|---|---|---|
| United Asset Strategies, Inc. | 922 | $1.27M | 0.09% | −65−6.6% | Reduced |
| Generali Investments, Management Co LLC | 916 | $1.27M | 0.28% | +345+60.4% | Added |
| Raiffeisen Bank International AG | 960 | $1.26M | 0.01% | −1,550−61.8% | Reduced |
| Winnow Wealth LLC | 895 | $1.24M | 0.84% | −52−5.5% | Reduced |
| RDA Financial Network | 889 | $1.23M | 0.27% | −448−33.5% | Reduced |
| Prospera Financial Services Inc | 888 | $1.23M | 0.02% | −162−15.4% | Reduced |
| Gilbert & Cook, Inc. | 860 | $1.19M | 0.14% | −17−1.9% | Reduced |
| First Commonwealth Financial Corp | 857 | $1.19M | 0.17% | +857 | New |
| Snowden Capital Advisors LLC | 855 | $1.18M | 0.03% | −345−28.7% | Reduced |
| Sirios Capital Management L P | 845 | $1.17M | 0.14% | −733−46.5% | Reduced |
| BDFS Capital LLC | 831 | $1.15M | 0.50% | +6+0.7% | Added |
| Morey & Quinn Wealth Partners, LLC | 831 | $1.15M | 0.74% | 00.0% | Unchanged |
| Westpac Banking Corp | 828 | $1.14M | 0.07% | −488−37.1% | Reduced |
| Suncoast Equity Management | 826 | $1.14M | 0.14% | −53−6.0% | Reduced |
| Syon Capital LLC | 824 | $1.14M | 0.05% | −4−0.5% | Reduced |
| Riverstone Advisors, LLC | 819 | $1.13M | 0.47% | +36+4.6% | Added |
| TCW Group Inc | 815 | $1.13M | 0.01% | +59+7.8% | Added |
| ICICI Prudential Asset Management Co Ltd | 812 | $1.12M | 0.12% | −2−0.2% | Reduced |
| National Wealth Management Group, LLC | 811 | $1.12M | 0.35% | −23−2.8% | Reduced |
| Farther Finance Advisors, LLC | 805 | $1.11M | 0.01% | +82+11.3% | Added |
| SummitTX Capital, L.P. | 795 | $1.10M | 0.03% | +795 | New |
| Green Alpha Advisors, LLC | 788 | $1.09M | 0.73% | −4−0.5% | Reduced |
| Andra AP-fonden | 785 | $1.09M | 0.01% | +450+134.3% | Added |
| Jain Global LLC | 770 | $1.06M | 0.01% | +770 | New |
| HMS Capital Management, LLC | 763 | $1.06M | 0.39% | −6−0.8% | Reduced |
| Qtron Investments LLC | 760 | $1.05M | 0.14% | −390−33.9% | Reduced |
| Gaddis Premier Wealth Advisors LLC | 759 | $1.05M | 0.64% | +17+2.3% | Added |
| Ronald Blue Trust, Inc. | 751 | $1.04M | 0.01% | +21+2.9% | Added |
| Pitcairn Wealth Advisors LLC | 744 | $1.03M | 0.11% | −445−37.4% | Reduced |
| Vestmark Advisory Solutions, Inc. | 743 | $1.03M | 0.01% | −53−6.7% | Reduced |
| Howard Capital Management Inc. | 741 | $1.02M | 0.01% | +741 | New |
| Nicolet Bankshares Inc | 754 | $1.02M | 0.03% | −335−30.8% | Reduced |
| V-Square Quantitative Management LLC | 734 | $1.01M | 0.10% | +137+22.9% | Added |
| Perigon Wealth Management, LLC | 732 | $1.01M | 0.02% | −73−9.1% | Reduced |
| Chicago Partners Investment Group LLC | 722 | $1.01M | 0.02% | −24−3.2% | Reduced |
| Cannon Advisors, Inc. | 732 | $1.01M | 0.61% | 00.0% | Unchanged |
| Axecap Investments, LLC | 723 | $999.4K | 0.55% | −304−29.6% | Reduced |
| Fiduciary Trust Co | 723 | $998.8K | 0.01% | +7+1.0% | Added |
| Migdal Insurance & Financial Holdings Ltd. | 728 | $985.5K | 0.01% | +656+911.1% | Added |
| Parkside Financial Bank & Trust | 712 | $984.2K | 0.07% | −113−13.7% | Reduced |
| Moneta Group Investment Advisors LLC | 710 | $982.1K | 0.01% | −9−1.3% | Reduced |
| Crestwood Advisors Group LLC | 710 | $981.2K | 0.01% | +45+6.8% | Added |
| Mutual Advisors, LLC | 706 | $976.0K | 0.02% | +41+6.2% | Added |
| Atomi Financial Group, Inc. | 704 | $974.2K | 0.03% | −49−6.5% | Reduced |
| Stephens Inc | 703 | $971.8K | 0.01% | +27+4.0% | Added |
| Frank, Rimerman Advisors LLC | 703 | $971.8K | 0.06% | +342+94.7% | Added |
| Twin Capital Management Inc | 700 | $967.7K | 0.11% | +5+0.7% | Added |
| Central Pacific Bank - Trust Division | 696 | $962.1K | 0.10% | −235−25.2% | Reduced |
| First National Bank of Hutchinson | 695 | $960.7K | 0.53% | −292−29.6% | Reduced |
| Central Trust Co | 694 | $959.4K | 0.02% | −7−1.0% | Reduced |
| CoreCap Advisors, LLC | 692 | $956.5K | 0.03% | +402+138.6% | Added |
| EverSource Wealth Advisors, LLC | 690 | $954.3K | 0.03% | −44−6.0% | Reduced |
| Brighton Jones LLC | 684 | $945.6K | 0.02% | +61+9.8% | Added |
| BankPlus Trust Department | 680 | $940.0K | 0.22% | −330−32.7% | Reduced |
| Versant Capital Management, Inc | 678 | $937.2K | 0.08% | +2+0.3% | Added |
| Simplicity Wealth,LLC | 676 | $935.1K | 0.03% | +349+106.7% | Added |
| Diversify Wealth Management, LLC | 697 | $933.0K | 0.02% | −1,064−60.4% | Reduced |
| Diversify Advisory Services, LLC | 697 | $933.0K | 0.02% | +697 | New |
| Cambria Investment Management, L.P. | 672 | $928.9K | 0.05% | +120+21.7% | Added |
| Bryn Mawr Trust Co | 671 | $927.6K | 0.02% | −15−2.2% | Reduced |
| Integrated Advisors Network LLC | 669 | $924.8K | 0.04% | −13−1.9% | Reduced |
| Wellington Grp LLC | 665 | $919.3K | 0.24% | +184+38.3% | Added |
| Portside Wealth Group, LLC | 658 | $909.6K | 0.11% | −63−8.7% | Reduced |
| Parallel Advisors, LLC | 651 | $900.3K | 0.01% | +74+12.8% | Added |
| Savvy Advisors, Inc. | 651 | $900.3K | 0.02% | +263+67.8% | Added |
| Yorktown Management & Research Co Inc | 650 | $898.5K | 0.55% | 00.0% | Unchanged |
| AIA Group Ltd | 650 | $898.5K | 0.01% | 00.0% | Unchanged |
| Insigneo Advisory Services, LLC | 648 | $895.8K | 0.03% | +321+98.2% | Added |
| Mount Yale Investment Advisors, LLC | 647 | $895.3K | 0.02% | +5+0.8% | Added |
| Annis Gardner Whiting Capital Advisors, LLC | 647 | $894.4K | 0.13% | −3−0.5% | Reduced |
| American Trust | 644 | $890.2K | 0.07% | −168−20.7% | Reduced |
| Walleye Capital LLC | 642 | $887.5K | 0.00% | +349+119.1% | Added |
| Western Financial Corp | 639 | $883.3K | 0.26% | +254+66.0% | Added |
| Arkadios Wealth Advisors | 637 | $880.6K | 0.01% | −91−12.5% | Reduced |
| Wiregrass Investment Management LLC | 637 | $880.2K | 0.60% | +13+2.1% | Added |
| Caitlin John, LLC | 630 | $871.0K | 0.48% | −211−25.1% | Reduced |
| Silverleafe Capital Partners, LLC | 625 | $864.0K | 0.24% | +174+38.6% | Added |
| Ballentine Partners, LLC | 612 | $846.0K | 0.01% | +24+4.1% | Added |
| Independent Advisor Alliance | 610 | $843.2K | 0.02% | +3+0.5% | Added |
| Valeo Financial Advisors, LLC | 603 | $834.1K | 0.02% | +75+14.2% | Added |
| Brandywine Managers, LLC | 603 | $833.6K | 0.41% | +61+11.3% | Added |
| Clear Creek Financial Management, LLC | 599 | $828.6K | 0.05% | +24+4.2% | Added |
| Whetstone Capital Advisors, LLC | 595 | $822.5K | 0.22% | +595 | New |
| Picton Mahoney Asset Management | 594 | $821.1K | 0.01% | +594 | New |
| Maverick Capital LtdSuperinvestorMaverick Capital | 593 | $819.7K | 0.01% | +593 | New |
| Whalen Wealth Management Inc. | 590 | $816.0K | 0.37% | −81−12.1% | Reduced |
| Gateway Investment Advisers LLC | 585 | $808.7K | 0.01% | −326−35.8% | Reduced |
| Regions Financial Corp | 582 | $804.5K | 0.00% | −625−51.8% | Reduced |
| CNB Bank | 577 | $797.6K | 0.31% | −161−21.8% | Reduced |
| Kingswood Wealth Advisors, LLC | 576 | $796.3K | 0.03% | +7+1.2% | Added |
| Lifeworks Advisors, LLC | 573 | $792.1K | 0.08% | −3−0.5% | Reduced |
| Avestar Capital, LLC | 572 | $790.7K | 0.05% | +36+6.7% | Added |
| Sagespring Wealth Partners, LLC | 572 | $790.0K | 0.01% | +6+1.1% | Added |
| Heartland Bank & Trust Co | 569 | $786.6K | 0.16% | −9−1.6% | Reduced |
| Two Sigma Securities, LLC | 569 | $786.6K | 0.07% | +569 | New |
| CenterBook Partners LP | 568 | $785.2K | 0.04% | +346+155.9% | Added |
| Advisory Services Network, LLC | 564 | $778.9K | 0.01% | −433−43.4% | Reduced |
| Phoenix Holdings Ltd. | 561 | $775.8K | 0.01% | +92+19.6% | Added |
| Coastal Bridge Advisors, LLC | 561 | $775.1K | 0.05% | +73+15.0% | Added |
| Venturi Wealth Management, LLC | 551 | $760.3K | 0.03% | −282−33.9% | Reduced |