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, Q4 2021
Institutional positions in Monolithic Power Systems, Inc. as of Dec 31, 2021. 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
- 627
- +57 vs. Q3 2021
- Shares held
- 43.6M
- +183.8K (+0.4%) vs. Q3 2021
- Total value
- $21.5B
- +$451.8M (+2.1%) vs. Q3 2021
- New holders
- 106
- 241 more added
- Sold out
- 49
- 213 more reduced
9 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2021: 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, Q4 2021
Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Duality Advisers, LP | 7,402 | $3.65M | 0.40% | +7,402 | New |
| British Columbia Investment Management Corp | 7,677 | $3.79M | 0.02% | −364−4.5% | Reduced |
| Granahan Investment Management Inc | 7,685 | $3.79M | 0.08% | −1,658−17.7% | Reduced |
| Stratos Wealth Partners, LTD. | 7,825 | $3.86M | 0.09% | −1,146−12.8% | Reduced |
| Comerica Bank | 10,505 | $3.94M | 0.03% | −851−7.5% | Reduced |
| Level Four Advisory Services, LLC | 8,039 | $3.97M | 0.30% | −3,543−30.6% | Reduced |
| Utah Retirement Systems | 8,095 | $3.99M | 0.05% | +39+0.5% | Added |
| Midwest Wealth Management Inc. | 8,244 | $4.07M | 2.54% | −156−1.9% | Reduced |
| Gulf International Bank (UK) Ltd | 8,259 | $4.07M | 0.06% | −1,200−12.7% | Reduced |
| Quantbot Technologies LP | 8,447 | $4.17M | 0.34% | +4,757+128.9% | Added |
| TownSquare Capital, LLC | 8,593 | $4.24M | 0.11% | +542+6.7% | Added |
| Executive Wealth Management, LLC | 8,887 | $4.38M | 0.44% | +464+5.5% | Added |
| Skandinaviska Enskilda Banken AB (publ) | 8,929 | $4.39M | 0.02% | +1,800+25.2% | Added |
| Swiss Life Asset Management Ltd | 9,049 | $4.46M | 0.06% | +206+2.3% | Added |
| Forsta Ap-Fonden | 9,100 | $4.49M | 0.05% | +400+4.6% | Added |
| Mackenzie Financial Corp | 9,107 | $4.49M | 0.01% | +6,339+229.0% | Added |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 9,217 | $4.55M | 0.04% | −1,083−10.5% | Reduced |
| Blair William & Co | 9,452 | $4.66M | 0.01% | +2,469+35.4% | Added |
| Chartwell Investment Partners, LLC | 9,480 | $4.68M | 0.14% | 00.0% | Unchanged |
| Bahl & Gaynor Inc | 9,524 | $4.70M | 0.03% | −478−4.8% | Reduced |
| MetLife Investment Management | 9,574 | $4.72M | 0.04% | −176−1.8% | Reduced |
| Andra AP-fonden | 9,600 | $4.74M | 0.10% | +2,500+35.2% | Added |
| Nisa Investment Advisors, LLC | 11,820 | $4.76M | 0.04% | +1,290+12.3% | Added |
| Truist Financial Corp | 9,906 | $4.89M | 0.01% | +438+4.6% | Added |
| APG Asset Management N.V. | 11,295 | $4.90M | 0.01% | −1,800−13.7% | Reduced |
| American Capital Management Inc | 10,342 | $5.10M | 0.13% | +153+1.5% | Added |
| Acadian Asset Management LLC | 10,460 | $5.16M | 0.02% | −2,920−21.8% | Reduced |
| Commerce Bank | 10,482 | $5.17M | 0.03% | −1,057−9.2% | Reduced |
| Pacer Advisors, Inc. | 10,941 | $5.40M | 0.06% | +8,591+365.6% | Added |
| Synovus Financial Corp | 11,227 | $5.51M | 0.05% | −1,031−8.4% | Reduced |
| Yousif Capital Management, LLC | 11,195 | $5.52M | 0.06% | +11,195 | New |
| ClariVest Asset Management LLC | 11,250 | $5.55M | 0.17% | −1,100−8.9% | Reduced |
| State of Michigan Retirement System | 11,608 | $5.73M | 0.03% | +508+4.6% | Added |
| Voloridge Investment Management, LLC | 11,612 | $5.73M | 0.03% | −10,298−47.0% | Reduced |
| Arizona State Retirement System | 11,878 | $5.86M | 0.04% | −320−2.6% | Reduced |
| State of Tennessee, Treasury Department | 12,036 | $5.94M | 0.02% | +688+6.1% | Added |
| Oppenheimer Asset Management Inc. | 12,130 | $5.98M | 0.08% | −2,178−15.2% | Reduced |
| Covenant Asset Management, LLC | 12,247 | $6.04M | 1.63% | +181+1.5% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 12,256 | $6.05M | 0.03% | −672−5.2% | Reduced |
| Scout Investments, Inc. | 12,648 | $6.24M | 0.09% | −35,049−73.5% | Reduced |
| Paloma Partners Management Co | 12,858 | $6.34M | 0.20% | +12,858 | New |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 12,862 | $6.34M | 0.02% | +12,862 | New |
| ExodusPoint Capital Management, LP | 13,045 | $6.43M | 0.08% | +13,045 | New |
| D. E. Shaw & Co., Inc. | 13,254 | $6.54M | 0.01% | +11,332+589.6% | Added |
| Raymond James Financial Services Advisors, Inc. | 13,306 | $6.57M | 0.01% | +239+1.8% | Added |
| American International Group, Inc. | 13,618 | $6.72M | 0.03% | +67+0.5% | Added |
| Standard Life Aberdeen plc | 13,689 | $6.75M | 0.01% | +32+0.2% | Added |
| Retirement Systems of Alabama | 14,356 | $7.08M | 0.02% | −467−3.2% | Reduced |
| Driehaus Capital Management LLC | 14,471 | $7.14M | 0.07% | +32+0.2% | Added |
| Oregon Public Employees Retirement Fund | 14,567 | $7.19M | 0.08% | +5,706+64.4% | Added |
| Zevenbergen Capital Investments LLC | 14,915 | $7.36M | 0.15% | +25+0.2% | Added |
| Royal London Asset Management Ltd | 14,921 | $7.37M | 0.03% | 00.0% | Unchanged |
| Sit Investment Associates Inc | 15,143 | $7.47M | 0.18% | +38+0.3% | Added |
| Westwood Holdings Group Inc. | 15,193 | $7.50M | 0.07% | +37+0.2% | Added |
| Taylor Frigon Capital Management LLC | 15,426 | $7.61M | 2.38% | −291−1.9% | Reduced |
| Korea Investment CORP | 15,500 | $7.65M | 0.02% | −10,000−39.2% | Reduced |
| Westpac Banking Corp | 15,760 | $7.77M | 0.08% | −5,700−26.6% | Reduced |
| Treasurer of the State of North Carolina | 16,258 | $8.02M | 0.04% | +110+0.7% | Added |
| Vontobel Holding Ltd. | 16,422 | $8.07M | 0.07% | +2,884+21.3% | Added |
| Great West Life Assurance Co | 16,397 | $8.07M | 0.02% | −336−2.0% | Reduced |
| State of Alaska, Department of Revenue | 16,405 | $8.09M | 0.08% | +9,787+147.9% | Added |
| First Hawaiian Bank | 16,500 | $8.14M | 0.24% | +9,320+129.8% | Added |
| Engineers Gate Manager LP | 17,056 | $8.41M | 0.38% | +15,817+1,276.6% | Added |
| Amalgamated Bank | 17,168 | $8.47M | 0.06% | +1,325+8.4% | Added |
| Stifel Financial Corp | 17,283 | $8.53M | 0.01% | −817−4.5% | Reduced |
| Susquehanna International Group, LLP | 17,705 | $8.73M | 0.01% | +77+0.4% | Added |
| Guggenheim Capital LLC | 18,117 | $8.94M | 0.05% | +6,058+50.2% | Added |
| Janney Montgomery Scott LLC | 18,379 | $9.07M | 0.04% | +15,604+562.3% | Added |
| Whittier Trust Co of Nevada Inc | 18,819 | $9.28M | 0.34% | −1,248−6.2% | Reduced |
| ProShare Advisors LLC | 18,844 | $9.30M | 0.02% | +5,539+41.6% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 20,000 | $9.87M | 0.02% | +20,000 | New |
| Cinctive Capital Management LP | 20,326 | $10.0M | 0.47% | +8,922+78.2% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 20,598 | $10.2M | 0.04% | +2,581+14.3% | Added |
| Robeco Institutional Asset Management B.V. | 20,833 | $10.3M | 0.02% | +1,284+6.6% | Added |
| US Bancorp | 21,229 | $10.5M | 0.02% | +299+1.4% | Added |
| Aviva PLC | 21,277 | $10.5M | 0.04% | +1,027+5.1% | Added |
| Analog Century Management LP | 21,600 | $10.7M | 2.90% | +1,300+6.4% | Added |
| EULAV Asset Management | 21,569 | $10.7M | 0.27% | +40.0% | Added |
| Schroder Investment Management Group | 21,693 | $10.7M | 0.01% | −1,092−4.8% | Reduced |
| Advisor Group Holdings, Inc. | 21,969 | $10.8M | 0.02% | +1,780+8.8% | Added |
| Frontier Capital Management Co LLC | 22,552 | $11.1M | 0.09% | −5,202−18.7% | Reduced |
| Jupiter Asset Management Ltd | 23,058 | $11.3M | 0.12% | +18,889+453.1% | Added |
| Snowden Capital Advisors LLC | 23,304 | $11.5M | 0.59% | −1,041−4.3% | Reduced |
| Bank of Nova Scotia | 23,382 | $11.5M | 0.02% | +16,216+226.3% | Added |
| Van Eck Associates Corp | 23,942 | $11.8M | 0.03% | +19,791+476.8% | Added |
| Nomura Asset Management Co Ltd | 24,158 | $11.9M | 0.06% | +9,321+62.8% | Added |
| State of New Jersey Common Pension Fund D | 24,881 | $12.3M | 0.04% | −29−0.1% | Reduced |
| Amundi | 28,390 | $12.3M | 0.01% | −1,031−3.5% | Reduced |
| Chevy Chase Trust Holdings, Inc. | 25,984 | $12.8M | 0.04% | −517−2.0% | Reduced |
| Asset Management One Co.,Ltd. | 26,165 | $13.0M | 0.05% | +2,099+8.7% | Added |
| Caisse de Depot Et Placement du Quebec | 27,195 | $13.4M | 0.03% | +17,600+183.4% | Added |
| Thornburg Investment Management Inc | 27,313 | $13.5M | 0.16% | −7,859−22.3% | Reduced |
| Twinbeech Capital LP | 27,464 | $13.5M | 0.77% | +27,464 | New |
| Eaton Vance Management | 27,531 | $13.6M | 0.02% | +2,035+8.0% | Added |
| Arcadia Investment Management Corp | 28,574 | $14.1M | 2.36% | −1,442−4.8% | Reduced |
| Public Employees Retirement System of Ohio | 30,684 | $15.1M | 0.05% | −23,085−42.9% | Reduced |
| Martingale Asset Management L P | 30,951 | $15.3M | 0.20% | +5,566+21.9% | Added |
| Russell Investments Group, Ltd. | 31,782 | $15.7M | 0.03% | −119−0.4% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 32,451 | $16.0M | 0.03% | +12,981+66.7% | Added |
| Lazard Asset Management LLC | 32,513 | $16.0M | 0.02% | −2,292−6.6% | Reduced |