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 |
|---|---|---|---|---|---|
| Jennison Associates LLC | 56,107 | $27.7M | 0.02% | −13,595−19.5% | Reduced |
| Credit Suisse AG | 55,288 | $27.3M | 0.02% | +8,034+17.0% | Added |
| Federated Hermes, Inc. | 55,132 | $27.2M | 0.05% | −457−0.8% | Reduced |
| State Board of Administration of Florida Retirement System | 53,094 | $26.2M | 0.05% | −69−0.1% | Reduced |
| Azimuth Capital Management LLC | 51,553 | $25.4M | 1.03% | −833−1.6% | Reduced |
| Parnassus Investments | 50,262 | $24.8M | 0.05% | 00.0% | Unchanged |
| RMB Capital Management, LLC | 48,485 | $23.9M | 0.72% | +901+1.9% | Added |
| Epoch Investment Partners, Inc. | 46,700 | $23.0M | 0.12% | −54,914−54.0% | Reduced |
| State of Wisconsin Investment Board | 45,648 | $22.5M | 0.04% | +2,282+5.3% | Added |
| Pembroke Management, LTD | 45,453 | $22.4M | 1.64% | +1,754+4.0% | Added |
| Whittier Trust Co | 44,323 | $21.9M | 0.36% | −5,084−10.3% | Reduced |
| Gilder Gagnon Howe & Co LLC | 42,766 | $21.1M | 0.12% | −49−0.1% | Reduced |
| Ameriprise Financial Inc | 43,864 | $20.9M | 0.01% | +18,896+75.7% | Added |
| Woodline Partners LP | 41,813 | $20.6M | 0.30% | +41,813 | New |
| Public Employees Retirement Association of Colorado | 41,736 | $20.6M | 0.08% | −1,844−4.2% | Reduced |
| Osterweis Capital Management Inc | 40,870 | $20.2M | 1.01% | −10,011−19.7% | Reduced |
| New York State Teachers Retirement System | 39,395 | $19.4M | 0.04% | +256+0.7% | Added |
| Congress Wealth Management LLC | 37,669 | $18.6M | 0.37% | +37,669 | New |
| Hantz Financial Services, Inc. | 37,214 | $18.4M | 0.53% | +2,483+7.1% | Added |
| USS Investment Management Ltd | 37,097 | $18.3M | 0.15% | +23,800+179.0% | Added |
| Pictet Asset Management SA | 36,461 | $18.0M | 0.02% | +234+0.6% | Added |
| LPL Financial LLC | 35,070 | $17.3M | 0.01% | +3,598+11.4% | Added |
| Man Group plc | 34,908 | $17.2M | 0.06% | +10,262+41.6% | Added |
| Citadel Advisors LLC | 34,876 | $17.2M | 0.02% | +33,840+3,266.4% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 33,739 | $16.6M | 0.03% | +2,982+9.7% | Added |
| Cubist Systematic Strategies, LLC | 33,038 | $16.3M | 0.16% | +29,906+954.9% | Added |
| Bank of Montreal | 31,575 | $16.2M | 0.01% | −5,052−13.8% | Reduced |
| Lazard Asset Management LLC | 32,513 | $16.0M | 0.02% | −2,292−6.6% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 32,451 | $16.0M | 0.03% | +12,981+66.7% | Added |
| Russell Investments Group, Ltd. | 31,782 | $15.7M | 0.03% | −119−0.4% | Reduced |
| Martingale Asset Management L P | 30,951 | $15.3M | 0.20% | +5,566+21.9% | Added |
| Public Employees Retirement System of Ohio | 30,684 | $15.1M | 0.05% | −23,085−42.9% | Reduced |
| Arcadia Investment Management Corp | 28,574 | $14.1M | 2.36% | −1,442−4.8% | Reduced |
| Eaton Vance Management | 27,531 | $13.6M | 0.02% | +2,035+8.0% | Added |
| Twinbeech Capital LP | 27,464 | $13.5M | 0.77% | +27,464 | New |
| Thornburg Investment Management Inc | 27,313 | $13.5M | 0.16% | −7,859−22.3% | Reduced |
| Caisse de Depot Et Placement du Quebec | 27,195 | $13.4M | 0.03% | +17,600+183.4% | Added |
| Asset Management One Co.,Ltd. | 26,165 | $13.0M | 0.05% | +2,099+8.7% | Added |
| Chevy Chase Trust Holdings, Inc. | 25,984 | $12.8M | 0.04% | −517−2.0% | Reduced |
| Amundi | 28,390 | $12.3M | 0.01% | −1,031−3.5% | Reduced |
| State of New Jersey Common Pension Fund D | 24,881 | $12.3M | 0.04% | −29−0.1% | Reduced |
| Nomura Asset Management Co Ltd | 24,158 | $11.9M | 0.06% | +9,321+62.8% | Added |
| Van Eck Associates Corp | 23,942 | $11.8M | 0.03% | +19,791+476.8% | Added |
| Bank of Nova Scotia | 23,382 | $11.5M | 0.02% | +16,216+226.3% | Added |
| Snowden Capital Advisors LLC | 23,304 | $11.5M | 0.59% | −1,041−4.3% | Reduced |
| Jupiter Asset Management Ltd | 23,058 | $11.3M | 0.12% | +18,889+453.1% | Added |
| Frontier Capital Management Co LLC | 22,552 | $11.1M | 0.09% | −5,202−18.7% | Reduced |
| Advisor Group Holdings, Inc. | 21,969 | $10.8M | 0.02% | +1,780+8.8% | Added |
| Schroder Investment Management Group | 21,693 | $10.7M | 0.01% | −1,092−4.8% | Reduced |
| EULAV Asset Management | 21,569 | $10.7M | 0.27% | +40.0% | Added |
| Analog Century Management LP | 21,600 | $10.7M | 2.90% | +1,300+6.4% | Added |
| Aviva PLC | 21,277 | $10.5M | 0.04% | +1,027+5.1% | Added |
| US Bancorp | 21,229 | $10.5M | 0.02% | +299+1.4% | Added |
| Robeco Institutional Asset Management B.V. | 20,833 | $10.3M | 0.02% | +1,284+6.6% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 20,598 | $10.2M | 0.04% | +2,581+14.3% | Added |
| Cinctive Capital Management LP | 20,326 | $10.0M | 0.47% | +8,922+78.2% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 20,000 | $9.87M | 0.02% | +20,000 | New |
| ProShare Advisors LLC | 18,844 | $9.30M | 0.02% | +5,539+41.6% | Added |
| Whittier Trust Co of Nevada Inc | 18,819 | $9.28M | 0.34% | −1,248−6.2% | Reduced |
| Janney Montgomery Scott LLC | 18,379 | $9.07M | 0.04% | +15,604+562.3% | Added |
| Guggenheim Capital LLC | 18,117 | $8.94M | 0.05% | +6,058+50.2% | Added |
| Susquehanna International Group, LLP | 17,705 | $8.73M | 0.01% | +77+0.4% | Added |
| Stifel Financial Corp | 17,283 | $8.53M | 0.01% | −817−4.5% | Reduced |
| Amalgamated Bank | 17,168 | $8.47M | 0.06% | +1,325+8.4% | Added |
| Engineers Gate Manager LP | 17,056 | $8.41M | 0.38% | +15,817+1,276.6% | Added |
| First Hawaiian Bank | 16,500 | $8.14M | 0.24% | +9,320+129.8% | Added |
| State of Alaska, Department of Revenue | 16,405 | $8.09M | 0.08% | +9,787+147.9% | Added |
| Great West Life Assurance Co | 16,397 | $8.07M | 0.02% | −336−2.0% | Reduced |
| Vontobel Holding Ltd. | 16,422 | $8.07M | 0.07% | +2,884+21.3% | Added |
| Treasurer of the State of North Carolina | 16,258 | $8.02M | 0.04% | +110+0.7% | Added |
| Westpac Banking Corp | 15,760 | $7.77M | 0.08% | −5,700−26.6% | Reduced |
| Korea Investment CORP | 15,500 | $7.65M | 0.02% | −10,000−39.2% | Reduced |
| Taylor Frigon Capital Management LLC | 15,426 | $7.61M | 2.38% | −291−1.9% | Reduced |
| Westwood Holdings Group Inc. | 15,193 | $7.50M | 0.07% | +37+0.2% | Added |
| Sit Investment Associates Inc | 15,143 | $7.47M | 0.18% | +38+0.3% | Added |
| Royal London Asset Management Ltd | 14,921 | $7.37M | 0.03% | 00.0% | Unchanged |
| Zevenbergen Capital Investments LLC | 14,915 | $7.36M | 0.15% | +25+0.2% | Added |
| Oregon Public Employees Retirement Fund | 14,567 | $7.19M | 0.08% | +5,706+64.4% | Added |
| Driehaus Capital Management LLC | 14,471 | $7.14M | 0.07% | +32+0.2% | Added |
| Retirement Systems of Alabama | 14,356 | $7.08M | 0.02% | −467−3.2% | Reduced |
| Standard Life Aberdeen plc | 13,689 | $6.75M | 0.01% | +32+0.2% | Added |
| American International Group, Inc. | 13,618 | $6.72M | 0.03% | +67+0.5% | Added |
| Raymond James Financial Services Advisors, Inc. | 13,306 | $6.57M | 0.01% | +239+1.8% | Added |
| D. E. Shaw & Co., Inc. | 13,254 | $6.54M | 0.01% | +11,332+589.6% | Added |
| ExodusPoint Capital Management, LP | 13,045 | $6.43M | 0.08% | +13,045 | New |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 12,862 | $6.34M | 0.02% | +12,862 | New |
| Paloma Partners Management Co | 12,858 | $6.34M | 0.20% | +12,858 | New |
| Scout Investments, Inc. | 12,648 | $6.24M | 0.09% | −35,049−73.5% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 12,256 | $6.05M | 0.03% | −672−5.2% | Reduced |
| Covenant Asset Management, LLC | 12,247 | $6.04M | 1.63% | +181+1.5% | Added |
| Oppenheimer Asset Management Inc. | 12,130 | $5.98M | 0.08% | −2,178−15.2% | Reduced |
| State of Tennessee, Treasury Department | 12,036 | $5.94M | 0.02% | +688+6.1% | Added |
| Arizona State Retirement System | 11,878 | $5.86M | 0.04% | −320−2.6% | Reduced |
| Voloridge Investment Management, LLC | 11,612 | $5.73M | 0.03% | −10,298−47.0% | Reduced |
| State of Michigan Retirement System | 11,608 | $5.73M | 0.03% | +508+4.6% | Added |
| ClariVest Asset Management LLC | 11,250 | $5.55M | 0.17% | −1,100−8.9% | Reduced |
| Yousif Capital Management, LLC | 11,195 | $5.52M | 0.06% | +11,195 | New |
| Synovus Financial Corp | 11,227 | $5.51M | 0.05% | −1,031−8.4% | Reduced |
| Pacer Advisors, Inc. | 10,941 | $5.40M | 0.06% | +8,591+365.6% | Added |
| Commerce Bank | 10,482 | $5.17M | 0.03% | −1,057−9.2% | Reduced |