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, Q1 2023
Institutional positions in Monolithic Power Systems, Inc. as of Mar 31, 2023. 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
- 669
- +68 vs. Q4 2022
- Shares held
- 47.2M
- +427.4K (+0.9%) vs. Q4 2022
- Total value
- $23.3B
- +$6.76B (+40.9%) vs. Q4 2022
- New holders
- 128
- 233 more added
- Sold out
- 60
- 230 more reduced
10 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: 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, Q1 2023
Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| KBC Group NV | 52,217 | $26.1M | 0.11% | +8,113+18.4% | Added |
| RMB Capital Management, LLC | 52,071 | $26.1M | 0.91% | +553+1.1% | Added |
| Loomis Sayles & Co L P | 51,055 | $25.6M | 0.04% | −860−1.7% | Reduced |
| Intech Investment Management LLC | 49,901 | $25.0M | 0.20% | −20,169−28.8% | Reduced |
| Zevenbergen Capital Investments LLC | 49,750 | $24.9M | 0.67% | +50.0% | Added |
| Vantage Investment Partners, LLC | 49,244 | $24.5M | 3.35% | +2,470+5.3% | Added |
| APG Asset Management N.V. | 48,705 | $22.4M | 0.05% | −1,597−3.2% | Reduced |
| Adage Capital Partners GP, L.L.C. | 44,800 | $22.4M | 0.05% | +10,400+30.2% | Added |
| Public Employees Retirement Association of Colorado | 44,175 | $22.1M | 0.11% | −5,300−10.7% | Reduced |
| New York State Teachers Retirement System | 42,743 | $21.4M | 0.05% | −49−0.1% | Reduced |
| Whittier Trust Co | 42,599 | $21.3M | 0.39% | +3,507+9.0% | Added |
| Great West Life Assurance Co | 41,982 | $21.0M | 0.05% | −3,053−6.8% | Reduced |
| Worldquant Millennium Advisors LLC | 41,634 | $20.8M | 0.39% | +5,305+14.6% | Added |
| Susquehanna International Group, LLP | 39,951 | $20.0M | 0.03% | +21,130+112.3% | Added |
| Nicholas Investment Partners, LP | 39,843 | $19.9M | 1.52% | −5,766−12.6% | Reduced |
| Gilder Gagnon Howe & Co LLC | 38,454 | $19.2M | 0.32% | −374−1.0% | Reduced |
| Analog Century Management LP | 37,630 | $18.8M | 5.71% | +11,830+45.9% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 36,857 | $18.4M | 0.05% | +3,480+10.4% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 36,162 | $18.1M | 0.10% | +5,911+19.5% | Added |
| First Trust Advisors LP | 36,142 | $18.1M | 0.02% | +9,618+36.3% | Added |
| Congress Wealth Management LLC | 35,324 | $17.7M | 0.43% | +120.0% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 34,405 | $17.2M | 0.04% | +2,931+9.3% | Added |
| Vontobel Holding Ltd. | 34,151 | $17.1M | 0.16% | −290−0.8% | Reduced |
| Jane Street Group, LLC | 33,974 | $17.0M | 0.03% | +26,598+360.6% | Added |
| Prudential Financial Inc | 39,914 | $16.5M | 0.03% | +273+0.7% | Added |
| Hantz Financial Services, Inc. | 32,766 | $16.4M | 0.45% | −3,049−8.5% | Reduced |
| Bamco Inc | 32,561 | $16.3M | 0.05% | +120+0.4% | Added |
| Pacer Advisors, Inc. | 32,005 | $16.0M | 0.07% | +31,079+3,356.3% | Added |
| Natixis Investment Managers International | 31,475 | $15.8M | 1.19% | −5,405−14.7% | Reduced |
| Voloridge Investment Management, LLC | 30,595 | $15.3M | 0.08% | +30,595 | New |
| Amundi | 31,909 | $15.1M | 0.01% | −30,671−49.0% | Reduced |
| Advisor Group Holdings, Inc. | 29,575 | $14.8M | 0.03% | −480−1.6% | Reduced |
| Calamos Advisors LLC | 29,248 | $14.6M | 0.07% | −3,265−10.0% | Reduced |
| Parnassus Investments | 28,318 | $14.2M | 0.04% | −11,132−28.2% | Reduced |
| Qube Research & Technologies Ltd | 27,365 | $13.7M | 0.08% | −12,722−31.7% | Reduced |
| Azimuth Capital Investment Management LLC | 26,318 | $13.2M | 0.65% | −490−1.8% | Reduced |
| State of New Jersey Common Pension Fund D | 26,193 | $13.1M | 0.05% | +432+1.7% | Added |
| Chevy Chase Trust Holdings, Inc. | 26,006 | $13.0M | 0.05% | +357+1.4% | Added |
| Woodline Partners LP | 25,531 | $12.8M | 0.18% | −28,991−53.2% | Reduced |
| Arcadia Investment Management Corp | 25,316 | $12.7M | 2.76% | −281−1.1% | Reduced |
| Toronto Dominion Bank | 24,386 | $12.2M | 0.02% | −540−2.2% | Reduced |
| Tudor Investment Corp Et Al | 24,252 | $12.1M | 0.23% | +22,159+1,058.7% | Added |
| State of Wisconsin Investment Board | 23,639 | $11.8M | 0.04% | −7,333−23.7% | Reduced |
| Blair William & Co | 23,362 | $11.7M | 0.05% | +67+0.3% | Added |
| Public Employees Retirement System of Ohio | 23,257 | $11.6M | 0.05% | −86−0.4% | Reduced |
| Whittier Trust Co of Nevada Inc | 22,748 | $11.4M | 0.42% | +4,241+22.9% | Added |
| DF Dent & Co Inc | 22,706 | $11.4M | 0.16% | +44+0.2% | Added |
| Moore Capital Management, LP | 22,500 | $11.3M | 0.35% | +22,500 | New |
| Illinois Municipal Retirement Fund | 21,621 | $10.8M | 0.23% | +7,043+48.3% | Added |
| Asset Management One Co.,Ltd. | 21,008 | $10.5M | 0.05% | −674−3.1% | Reduced |
| Russell Investments Group, Ltd. | 20,728 | $10.4M | 0.02% | −11,500−35.7% | Reduced |
| Kornitzer Capital Management Inc | 20,363 | $10.2M | 0.20% | 00.0% | Unchanged |
| Twinbeech Capital LP | 20,151 | $10.1M | 0.20% | +20,151 | New |
| Treasurer of the State of North Carolina | 20,043 | $10.0M | 0.06% | +340+1.7% | Added |
| KCL Capital, L.P. | 20,000 | $10.0M | 1.60% | −30,000−60.0% | Reduced |
| Bank of Montreal | 19,962 | $10.0M | 0.01% | −7,462−27.2% | Reduced |
| ExodusPoint Capital Management, LP | 19,284 | $9.65M | 0.11% | +7,210+59.7% | Added |
| US Bancorp | 18,982 | $9.50M | 0.02% | −1,396−6.9% | Reduced |
| Pictet Asset Management SA | 18,548 | $9.28M | 0.01% | +537+3.0% | Added |
| Man Group plc | – | $8.70M | 0.03% | – | – |
| Geneva Capital Management LLC | 17,300 | $8.66M | 0.18% | +688+4.1% | Added |
| Jennison Associates LLC | 17,145 | $8.58M | 0.01% | +17,145 | New |
| Sit Investment Associates Inc | 16,816 | $8.42M | 0.23% | −225−1.3% | Reduced |
| Nomura Asset Management Co Ltd | 16,713 | $8.37M | 0.04% | −5,990−26.4% | Reduced |
| Snowden Capital Advisors LLC | 16,522 | $8.27M | 0.32% | −18−0.1% | Reduced |
| Silvant Capital Management LLC | 15,631 | $7.84M | 0.51% | 00.0% | Unchanged |
| Royal London Asset Management Ltd | 15,457 | $7.74M | 0.03% | +380+2.5% | Added |
| Moran Wealth Management, LLC | 15,070 | $7.54M | 0.29% | +7,008+86.9% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 14,958 | $7.49M | 0.04% | −60−0.4% | Reduced |
| Cubist Systematic Strategies, LLC | 14,902 | $7.46M | 0.07% | +14,053+1,655.2% | Added |
| Swedbank AB | 14,400 | $7.21M | 0.01% | 00.0% | Unchanged |
| Northwestern Mutual Wealth Management Co | 14,175 | $7.10M | 0.01% | +13,396+1,719.6% | Added |
| ProShare Advisors LLC | 13,874 | $6.94M | 0.02% | +420+3.1% | Added |
| Penserra Capital Management LLC | 13,719 | $6.87M | 0.14% | +13,492+5,943.6% | Added |
| State of Tennessee, Treasury Department | 13,648 | $6.83M | 0.03% | +7,019+105.9% | Added |
| Atria Wealth Solutions, Inc. | 13,550 | $6.80M | 0.10% | −2,412−15.1% | Reduced |
| MetLife Investment Management | 13,402 | $6.71M | 0.05% | −67−0.5% | Reduced |
| Retirement Systems of Alabama | 13,227 | $6.62M | 0.03% | −1,059−7.4% | Reduced |
| AQR Capital Management LLC | 13,292 | $6.61M | 0.01% | −18,829−58.6% | Reduced |
| American International Group, Inc. | 13,152 | $6.58M | 0.04% | +88+0.7% | Added |
| Standard Life Aberdeen plc | 13,075 | $6.54M | 0.02% | +1,485+12.8% | Added |
| Arizona State Retirement System | 12,965 | $6.49M | 0.06% | +384+3.1% | Added |
| State of Michigan Retirement System | 12,870 | $6.44M | 0.04% | +100+0.8% | Added |
| Raymond James Financial Services Advisors, Inc. | 12,660 | $6.34M | 0.01% | +1,440+12.8% | Added |
| Amalgamated Bank | 12,462 | $6.24M | 0.05% | +186+1.5% | Added |
| State of Alaska, Department of Revenue | 12,362 | $6.19M | 0.07% | +84+0.7% | Added |
| HighTower Advisors, LLC | 11,820 | $6.02M | 0.01% | +1,420+13.7% | Added |
| Schroder Investment Management Group | 11,846 | $5.93M | 0.01% | −8,450−41.6% | Reduced |
| Granahan Investment Management Inc | 11,603 | $5.81M | 0.18% | +88+0.8% | Added |
| Westwood Holdings Group Inc. | 11,504 | $5.76M | 0.05% | −475−4.0% | Reduced |
| TownSquare Capital, LLC | 11,156 | $5.58M | 0.12% | +378+3.5% | Added |
| Nisa Investment Advisors, LLC | 10,888 | $5.45M | 0.04% | −3,399−23.8% | Reduced |
| Fifth Third Bancorp | 10,815 | $5.41M | 0.03% | +409+3.9% | Added |
| Copeland Capital Management, LLC | 10,496 | $5.25M | 0.12% | −1,116−9.6% | Reduced |
| Storebrand Asset Management AS | 10,215 | $5.11M | 0.03% | +359+3.6% | Added |
| Xponance, Inc. | 10,158 | $5.08M | 0.07% | +91+0.9% | Added |
| NorthCrest Asset Manangement, LLC | 10,033 | $5.02M | 0.21% | +10,033 | New |
| Thornburg Investment Management Inc | 9,998 | $5.00M | 0.08% | −1,921−16.1% | Reduced |
| Synovus Financial Corp | 9,726 | $4.87M | 0.05% | −1,577−14.0% | Reduced |
| Vestor Capital, LLC | 9,594 | $4.80M | 0.56% | +1,255+15.0% | Added |