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 |
|---|---|---|---|---|---|
| FMR LLC | 346,920 | $171.1M | 0.01% | +50,188+16.9% | Added |
| Congress Asset Management Co | 349,097 | $172.2M | 1.31% | −25,789−6.9% | Reduced |
| American Century Companies Inc | 368,645 | $181.9M | 0.12% | +240,599+187.9% | Added |
| Earnest Partners LLC | 382,646 | $188.8M | 1.09% | −16,577−4.2% | Reduced |
| Norges Bank | 390,953 | $192.9M | 0.04% | +34,075+9.5% | Added |
| Fred Alger Management, LLC | 405,918 | $200.3M | 0.50% | −152,059−27.3% | Reduced |
| Northern Trust Corp | 442,386 | $218.2M | 0.04% | −14,411−3.2% | Reduced |
| JPMorgan Chase & Co | 466,398 | $230.1M | 0.03% | −53,683−10.3% | Reduced |
| Clearbridge Investments, LLC | 468,074 | $230.9M | 0.16% | −71,631−13.3% | Reduced |
| Impax Asset Management Group plc | 544,628 | $267.6M | 0.98% | +72,641+15.4% | Added |
| Allspring Global Investments Holdings, LLC | 606,218 | $299.1M | 0.33% | +606,218 | New |
| Wasatch Advisors Inc | 618,723 | $305.2M | 1.25% | −381,956−38.2% | Reduced |
| Bank of America Corp | 620,825 | $306.3M | 0.03% | +3,043+0.5% | Added |
| Alliancebernstein L.P. | 624,595 | $308.1M | 0.11% | −6,391−1.0% | Reduced |
| Artisan Partners Limited Partnership | 636,258 | $313.9M | 0.38% | +188,179+42.0% | Added |
| Neuberger Berman Group LLC | 807,676 | $398.3M | 0.31% | +16,421+2.1% | Added |
| Geode Capital Management, LLC | 854,795 | $420.7M | 0.05% | +25,061+3.0% | Added |
| Macquarie Group Ltd | 995,595 | $491.2M | 0.41% | −55,754−5.3% | Reduced |
| Nuveen Asset Management, LLC | 1,003,456 | $495.0M | 0.15% | +111,048+12.4% | Added |
| Brown Advisory Inc | 1,011,205 | $498.9M | 0.62% | +83,576+9.0% | Added |
| Massachusetts Financial Services Co | 1,144,650 | $564.7M | 0.15% | −75,697−6.2% | Reduced |
| Franklin Resources Inc | 1,564,143 | $771.6M | 0.28% | −11,261−0.7% | Reduced |
| Invesco Ltd. | 1,633,484 | $805.8M | 0.19% | −39,084−2.3% | Reduced |
| Price T Rowe Associates Inc | 1,635,895 | $807.0M | 0.07% | +118,157+7.8% | Added |
| State Street Corp | 1,815,937 | $896.9M | 0.04% | +73,538+4.2% | Added |
| Vanguard Group Inc | 4,794,054 | $2.37B | 0.05% | +21,742+0.5% | Added |
| BlackRock Inc. | 5,979,931 | $2.95B | 0.08% | +49,738+0.8% | Added |
| GQG Partners LLC | 0 | $0 | 0.00% | −510,409−100.0% | Sold out |
| 1832 Asset Management L.P. | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Intrinsic Edge Capital Management LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Cassia Capital Partners, LLC | 0 | $0 | 0.00% | −8,400−100.0% | Sold out |
| AMP Capital Investors Ltd | 0 | $0 | 0.00% | −6,390−100.0% | Sold out |
| Point72 Hong Kong Ltd | 0 | $0 | 0.00% | −6,351−100.0% | Sold out |
| Pier 88 Investment Partners LLC | 0 | $0 | 0.00% | −5,211−100.0% | Sold out |
| Capital Impact Advisors, LLC | 0 | $0 | 0.00% | −5,073−100.0% | Sold out |
| Peregrine Asset Advisers, Inc. | 0 | $0 | 0.00% | −4,925−100.0% | Sold out |
| MUFG Securities EMEA plc | 0 | $0 | 0.00% | −3,700−100.0% | Sold out |
| L & S Advisors Inc | 0 | $0 | 0.00% | −3,289−100.0% | Sold out |
| Alpha DNA Investment Management LLC | 0 | $0 | 0.00% | −3,170−100.0% | Sold out |
| Capula Management Ltd | 0 | $0 | 0.00% | −2,397−100.0% | Sold out |
| FORA Capital, LLC | 0 | $0 | 0.00% | −2,159−100.0% | Sold out |
| AE Wealth Management LLC | 0 | $0 | 0.00% | −1,824−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −1,700−100.0% | Sold out |
| Kemnay Advisory Services Inc. | 0 | $0 | 0.00% | −1,459−100.0% | Sold out |
| Cliftonlarsonallen Wealth Advisors, LLC | 0 | $0 | 0.00% | −1,362−100.0% | Sold out |
| PDT Partners, LLC | 0 | $0 | 0.00% | −1,300−100.0% | Sold out |
| RMR Wealth Builders | 0 | $0 | 0.00% | −1,297−100.0% | Sold out |
| Nomura Holdings Inc | 0 | $0 | 0.00% | −1,267−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −793−100.0% | Sold out |
| Foundations Investment Advisors, LLC | 0 | $0 | 0.00% | −793−100.0% | Sold out |
| Chiron Investment Management, LLC | 0 | $0 | 0.00% | −717−100.0% | Sold out |
| Enterprise Financial Services Corp | 0 | $0 | 0.00% | −654−100.0% | Sold out |
| Marathon Capital Management | 0 | $0 | 0.00% | −649−100.0% | Sold out |
| JSF Financial, LLC | 0 | $0 | 0.00% | −600−100.0% | Sold out |
| First National Bank of Hutchinson | 0 | $0 | 0.00% | −591−100.0% | Sold out |
| Gilbert & Cook, Inc. | 0 | $0 | 0.00% | −519−100.0% | Sold out |
| Shay Capital LLC | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| Quantinno Capital Management LP | 0 | $0 | 0.00% | −485−100.0% | Sold out |
| Regions Financial Corp | 0 | $0 | 0.00% | −444−100.0% | Sold out |
| Claraphi Advisory Network, LLC | 0 | $0 | 0.00% | −431−100.0% | Sold out |
| First National Bank of Omaha | 0 | $0 | 0.00% | −416−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −297−100.0% | Sold out |
| State of Wyoming | 0 | $0 | 0.00% | −174−100.0% | Sold out |
| Phoenix Wealth Advisors | 0 | $0 | 0.00% | −150−100.0% | Sold out |
| Creative Financial Designs Inc | 0 | $0 | 0.00% | −144−100.0% | Sold out |
| Jacobi Capital Management LLC | 0 | $0 | 0.00% | −63−100.0% | Sold out |
| Achmea Investment Management B.V. | 0 | $0 | 0.00% | −56−100.0% | Sold out |
| CX Institutional | 0 | $0 | 0.00% | −46−100.0% | Sold out |
| Counterpoint Mutual Funds LLC | 0 | $0 | 0.00% | −40−100.0% | Sold out |
| Better Money Decisions, LLC | 0 | $0 | 0.00% | −21−100.0% | Sold out |
| Macroview Investment Management LLC | 0 | $0 | 0.00% | −18−100.0% | Sold out |
| Crewe Advisors LLC | 0 | $0 | 0.00% | −6−100.0% | Sold out |
| Bartlett & Co. LLC | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| Guidance Point Advisors, LLC | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| Bartlett & Co. Wealth Management LLC | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| Meridian Wealth Partners, LLC | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Marshall Wace North America L.P. | – | – | – | – | Not filed |
| B. Metzler seel. Sohn & Co. Holding AG | – | – | – | – | Not filed |
| HighPoint Advisor Group LLC | – | – | – | – | Not filed |
| World Asset Management Inc | – | – | – | – | Not filed |
| First Mercantile Trust Co | – | – | – | – | Not filed |
| Berman Capital Advisors, LLC | – | – | – | – | Not filed |
| Heritage Wealth Management, LLC | – | – | – | – | Not filed |
| BBVA USA | – | – | – | – | Not filed |
| Psagot Investment House Ltd. | – | – | – | – | Not filed |