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 |
|---|---|---|---|---|---|
| CIBC World Markets Inc. | 6,673 | $9.22M | 0.02% | −1,264−15.9% | Reduced |
| Mutual of America Capital Management LLC | 6,672 | $9.22M | 0.09% | −1,052−13.6% | Reduced |
| Brasada Capital Management, LP | 6,469 | $8.94M | 1.61% | +2,765+74.6% | Added |
| Saturna Capital CORP | 6,408 | $8.86M | 0.11% | −155−2.4% | Reduced |
| Prevail Innovative Wealth Advisors, LLC | 6,401 | $8.85M | 1.32% | +3,956+161.8% | Added |
| Boston Family Office LLC | 6,321 | $8.74M | 0.53% | +1,777+39.1% | Added |
| ASR Vermogensbeheer N.V. | 6,303 | $8.71M | 0.09% | +1,831+40.9% | Added |
| Global X Japan Co., Ltd. | 6,273 | $8.67M | 0.32% | +2,123+51.2% | Added |
| Moore Capital Management, LP | 6,250 | $8.64M | 0.20% | +6,250 | New |
| State of Alaska, Department of Revenue | 6,201 | $8.57M | 0.09% | −121−1.9% | Reduced |
| Eurizon Capital SGR S.p.A. | 6,115 | $8.44M | 0.02% | −2,846−31.8% | Reduced |
| Oregon Public Employees Retirement Fund | 6,037 | $8.35M | 0.09% | +446+8.0% | Added |
| Aware Super Pty Ltd as trustee of Aware Super | 5,996 | $8.29M | 0.12% | 00.0% | Unchanged |
| XTX Topco Ltd | 5,954 | $8.23M | 0.11% | +5,954 | New |
| Acadian Asset Management LLC | 5,946 | $8.21M | 0.01% | +4,401+284.9% | Added |
| Freestone Grove Partners LP | 5,914 | $8.18M | 0.05% | −9,101−60.6% | Reduced |
| American Capital Management Inc | 5,897 | $8.15M | 0.37% | −423−6.7% | Reduced |
| Brevan Howard Capital Management LP | 5,778 | $7.99M | 0.11% | +5,437+1,594.4% | Added |
| iA Global Asset Management Inc. | 5,733 | $7.92M | 0.09% | −9,413−62.1% | Reduced |
| Louisiana State Employees Retirement System | 5,700 | $7.88M | 0.12% | 00.0% | Unchanged |
| Knollwood Investment Advisory, LLC | 5,685 | $7.86M | 0.70% | 00.0% | Unchanged |
| Teacher Retirement System of Texas | 5,508 | $7.61M | 0.02% | −4,845−46.8% | Reduced |
| Shelton Capital Management | 5,497 | $7.60M | 0.14% | −149−2.6% | Reduced |
| Counterpoint Mutual Funds LLC | 5,491 | $7.59M | 0.75% | +5,491 | New |
| Davidson Capital Management Inc. | 5,368 | $7.42M | 1.19% | −44−0.8% | Reduced |
| Ilmarinen Mutual Pension Insurance Co | 5,345 | $7.39M | 0.05% | 00.0% | Unchanged |
| First Foundation Advisors | 5,301 | $7.33M | 0.26% | −1,055−16.6% | Reduced |
| Oppenheimer & Co Inc | 5,265 | $7.28M | 0.08% | −1,402−21.0% | Reduced |
| Janney Montgomery Scott LLC | 5,262 | $7.28M | 0.01% | +6+0.1% | Added |
| Truist Financial Corp | 5,197 | $7.18M | 0.01% | −182−3.4% | Reduced |
| Avanza Fonder AB | 5,190 | $7.17M | 0.16% | +850+19.6% | Added |
| Cerity Partners LLC | 5,125 | $7.08M | 0.01% | +487+10.5% | Added |
| Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | 5,110 | $7.06M | 0.10% | −125−2.4% | Reduced |
| Quest Investment Management LLC | 5,100 | $7.05M | 0.82% | −961−15.9% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 5,073 | $7.01M | 0.02% | +1,657+48.5% | Added |
| Kornitzer Capital Management Inc | 5,010 | $6.93M | 0.14% | +833+19.9% | Added |
| Omers Administration Corp | 4,994 | $6.90M | 0.04% | +745+17.5% | Added |
| Bahl & Gaynor Inc | 4,970 | $6.87M | 0.03% | −72−1.4% | Reduced |
| Lazard Asset Management LLC | 4,964 | $6.86M | 0.01% | +754+17.9% | Added |
| Investment Management Corp of Ontario | 4,888 | $6.76M | 0.09% | −270−5.2% | Reduced |
| Titan Investment Solutions Ltd | 4,855 | $6.71M | 0.75% | −4,855−50.0% | Reduced |
| Parcion Private Wealth LLC | 4,761 | $6.58M | 0.37% | −43−0.9% | Reduced |
| Midwest Trust Co | 4,759 | $6.58M | 0.07% | −2,659−35.8% | Reduced |
| GWM Advisors LLC | 4,755 | $6.57M | 0.02% | −442−8.5% | Reduced |
| Harbour Trust & Investment Management Co | 4,750 | $6.57M | 0.63% | +2,412+103.2% | Added |
| Norinchukin Bank, The | 4,655 | $6.43M | 0.06% | +93+2.0% | Added |
| Meiji Yasuda Asset Management Co Ltd. | 4,635 | $6.41M | 0.29% | +4,178+914.2% | Added |
| Yousif Capital Management, LLC | 4,599 | $6.36M | 0.07% | −299−6.1% | Reduced |
| QRG Capital Management, Inc. | 4,590 | $6.35M | 0.05% | −1,903−29.3% | Reduced |
| Commonwealth Equity Services, LLC | 4,510 | $6.23M | 0.01% | −26−0.6% | Reduced |
| KP Management LLC | 4,500 | $6.22M | 1.30% | 00.0% | Unchanged |
| Azzad Asset Management Inc | 4,476 | $6.19M | 0.55% | −189−4.1% | Reduced |
| Concurrent Investment Advisors, LLC | 4,455 | $6.16M | 0.05% | +3,211+258.1% | Added |
| Illinois Municipal Retirement Fund | 4,450 | $6.15M | 0.07% | +1,022+29.8% | Added |
| MUFG Securities EMEA plc | 4,411 | $6.10M | 0.06% | +2,414+120.9% | Added |
| Sterling Capital Management LLC | 4,403 | $6.09M | 0.10% | +918+26.3% | Added |
| BI Asset Management Fondsmaeglerselskab A/S | 4,372 | $6.04M | 0.05% | +37+0.9% | Added |
| Hennion & Walsh Asset Management, Inc. | 4,348 | $6.01M | 0.17% | +434+11.1% | Added |
| Rathbone Brothers plc | 4,325 | $5.98M | 0.02% | −604−12.3% | Reduced |
| MML Investors Services, LLC | 4,311 | $5.96M | 0.01% | +147+3.5% | Added |
| Lombard Odier Asset Management (Europe) Ltd | 4,181 | $5.78M | 0.25% | −8,902−68.0% | Reduced |
| Oak Harvest Investment Services | 4,173 | $5.77M | 0.54% | +620+17.5% | Added |
| Summit Trail Advisors, LLC | 4,169 | $5.76M | 0.07% | −156−3.6% | Reduced |
| SIH Partners, LLLP | 4,075 | $5.63M | 0.23% | −4,841−54.3% | Reduced |
| Mitchell Capital Management Co | 3,961 | $5.48M | 0.83% | −1,424−26.4% | Reduced |
| Motley Fool Asset Management LLC | 3,957 | $5.47M | 0.21% | +3,957 | New |
| Twinbeech Capital LP | 3,934 | $5.44M | 0.98% | +3,934 | New |
| Generate Investment Management Ltd | 3,922 | $5.42M | 0.22% | −6,718−63.1% | Reduced |
| Vinva Investment Management Ltd | 4,115 | $5.40M | 0.04% | +3,795+1,185.9% | Added |
| Mizuho Securities USA LLC | 3,846 | $5.32M | 0.09% | +901+30.6% | Added |
| HB Wealth Management, LLC | 3,834 | $5.30M | 0.03% | −561−12.8% | Reduced |
| Teachers Retirement System of the State of Kentucky | 3,806 | $5.26M | 0.04% | 00.0% | Unchanged |
| Merit Financial Group, LLC | 3,790 | $5.24M | 0.03% | +692+22.3% | Added |
| Trilogy Capital Inc. | 3,781 | $5.23M | 0.20% | −722−16.0% | Reduced |
| Genus Capital Management Inc. | 3,750 | $5.18M | 0.51% | +3,750 | New |
| HighTower Advisors, LLC | 3,741 | $5.17M | 0.00% | −31−0.8% | Reduced |
| Torray LLC | 3,715 | $5.14M | 0.69% | +8+0.2% | Added |
| Triasima Portfolio Management inc. | 3,707 | $5.12M | 0.69% | 00.0% | Unchanged |
| Guardian Capital LP | 3,667 | $5.07M | 0.12% | +52+1.4% | Added |
| First American Trust, FSB | 3,643 | $5.04M | 0.30% | −2,786−43.3% | Reduced |
| Gulf International Bank (UK) Ltd | 3,643 | $5.04M | 0.10% | −71−1.9% | Reduced |
| Peapack Gladstone Financial Corp | 3,612 | $4.99M | 0.06% | +789+27.9% | Added |
| Laurion Capital Management LP | 3,579 | $4.95M | 0.36% | +3,579 | New |
| Baker Avenue Asset Management, LP | 3,540 | $4.89M | 0.09% | +325+10.1% | Added |
| Argent Capital Management LLC | 3,507 | $4.85M | 0.15% | −3,014−46.2% | Reduced |
| MV Capital Management, Inc. | 3,488 | $4.82M | 0.43% | −79−2.2% | Reduced |
| BNP Paribas | 3,409 | $4.71M | 0.13% | +3,409 | New |
| Paragon Advisors, LLC | 3,367 | $4.65M | 0.98% | +211+6.7% | Added |
| Wiley Bros.-Aintree Capital, LLC | 3,344 | $4.63M | 0.02% | −421−11.2% | Reduced |
| Intrust Bank NA | 3,289 | $4.55M | 0.34% | −82−2.4% | Reduced |
| Leelyn Smith, LLC | 3,269 | $4.52M | 0.55% | −76−2.3% | Reduced |
| Integrated Wealth Concepts LLC | 3,266 | $4.51M | 0.03% | −420−11.4% | Reduced |
| Saudi Central Bank | 3,266 | $4.51M | 0.06% | +1,498+84.7% | Added |
| Itau Unibanco Holding S.A. | 3,200 | $4.42M | 0.09% | +3,200 | New |
| ExodusPoint Capital Management, LP | 3,198 | $4.42M | 0.04% | +3,198 | New |
| Coldstream Capital Management Inc | 3,159 | $4.37M | 0.05% | −183−5.5% | Reduced |
| Park Avenue Securities LLC | 3,155 | $4.36M | 0.03% | −188−5.6% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 13,517 | $4.36M | 0.01% | +393+3.0% | Added |
| Metis Global Partners, LLC | 3,149 | $4.35M | 0.10% | +957+43.7% | Added |
| Modern Wealth Management, LLC | 3,132 | $4.33M | 0.05% | +27+0.9% | Added |