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 2024
Institutional positions in Monolithic Power Systems, Inc. as of Dec 31, 2024. 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
- 864
- −6 vs. Q3 2024
- Shares held
- 46.5M
- +350.5K (+0.8%) vs. Q3 2024
- Total value
- $27.6B
- −$15.0B (−35.3%) vs. Q3 2024
- New holders
- 153
- 321 more added
- Sold out
- 159
- 291 more reduced
15 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2024: 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 2024
Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 5,824,274 | $3.45B | 0.06% | +74,046+1.3% | Added |
| BlackRock, Inc. | 5,422,227 | $3.21B | 0.07% | −381,736−6.6% | Reduced |
| FMR LLC | 3,118,147 | $1.85B | 0.11% | −401,229−11.4% | Reduced |
| State Street Corp | 2,160,019 | $1.28B | 0.05% | +74,873+3.6% | Added |
| Price T Rowe Associates Inc | 1,528,301 | $904.3M | 0.10% | +214,395+16.3% | Added |
| Franklin Resources Inc | 1,439,822 | $851.9M | 0.24% | −172,235−10.7% | Reduced |
| Geode Capital Management, LLC | 1,365,459 | $807.2M | 0.06% | +31,295+2.3% | Added |
| Invesco Ltd. | 1,162,482 | $687.8M | 0.13% | +81,412+7.5% | Added |
| Brown Advisory Inc | 986,005 | $583.4M | 0.74% | +5,274+0.5% | Added |
| Wellington Management Group LLP | 853,029 | $504.7M | 0.09% | −251,196−22.7% | Reduced |
| Norges Bank | 834,557 | $493.8M | 0.06% | +93,469+12.6% | Added |
| Van Eck Associates Corp | 776,026 | $459.2M | 0.59% | +328,203+73.3% | Added |
| Bank of America Corp | 554,795 | $328.3M | 0.03% | −209,404−27.4% | Reduced |
| Northern Trust Corp | 509,293 | $301.3M | 0.04% | +94,414+22.8% | Added |
| JPMorgan Chase & Co | 497,488 | $294.4M | 0.02% | −423,459−46.0% | Reduced |
| Massachusetts Financial Services Co | 488,300 | $288.9M | 0.09% | −189,793−28.0% | Reduced |
| Morgan Stanley | 459,302 | $271.8M | 0.02% | +14,410+3.2% | Added |
| Rafferty Asset Management, LLC | 419,195 | $248.0M | 0.88% | +28,126+7.2% | Added |
| UBS Group AG | 410,572 | $242.9M | 0.05% | +198,150+93.3% | Added |
| Vaughan Nelson Investment Management, L.P. | 386,686 | $228.8M | 2.13% | −59,529−13.3% | Reduced |
| Kayne Anderson Rudnick Investment Management LLC | 362,761 | $214.6M | 0.49% | +81,234+28.9% | Added |
| Artisan Partners Limited Partnership | 358,777 | $212.3M | 0.33% | +101,156+39.3% | Added |
| Bank of New York Mellon Corp | 349,922 | $207.0M | 0.04% | +36,323+11.6% | Added |
| Citigroup Inc | 347,180 | $205.4M | 0.20% | +29,692+9.4% | Added |
| Alliancebernstein L.P. | 343,202 | $203.1M | 0.07% | −101,763−22.9% | Reduced |
| Ensign Peak Advisors, Inc | 337,078 | $199.4M | 0.35% | +185,002+121.7% | Added |
| Barclays PLC | 332,859 | $197.0M | 0.10% | +10,744+3.3% | Added |
| Legal & General Group Plc | 327,178 | $193.6M | 0.05% | +40,641+14.2% | Added |
| Charles Schwab Investment Management Inc | 325,823 | $192.8M | 0.04% | +11,559+3.7% | Added |
| UBS Asset Management Americas Inc | 279,650 | $165.5M | 0.04% | +47,599+20.5% | Added |
| Goldman Sachs Group Inc | 265,420 | $157.0M | 0.03% | −164,843−38.3% | Reduced |
| Macquarie Group Ltd | 263,039 | $154.8M | 0.19% | −8,906−3.3% | Reduced |
| Raymond James Financial Inc | 237,950 | $140.8M | 0.05% | +237,950 | New |
| Impax Asset Management Group plc | 237,910 | $139.9M | 0.63% | +50,386+26.9% | Added |
| Royal Bank of Canada | 232,356 | $137.5M | 0.03% | −32,177−12.2% | Reduced |
| Allspring Global Investments Holdings, LLC | 206,652 | $122.8M | 0.20% | +9,978+5.1% | Added |
| Earnest Partners LLC | 203,011 | $120.1M | 0.54% | −12,480−5.8% | Reduced |
| Nuveen Asset Management, LLC | 199,165 | $117.8M | 0.03% | −5,281−2.6% | Reduced |
| Voya Investment Management LLC | 198,504 | $117.5M | 0.12% | −30,133−13.2% | Reduced |
| SEI Investments Co | 198,416 | $117.4M | 0.15% | +1,300+0.7% | Added |
| American Century Companies Inc | 195,663 | $115.8M | 0.07% | −29,893−13.3% | Reduced |
| DekaBank Deutsche Girozentrale | 190,443 | $114.1M | 0.21% | 00.0% | Unchanged |
| Alyeska Investment Group, L.P. | 191,900 | $113.5M | 0.43% | +191,900 | New |
| Ameriprise Financial Inc | 185,463 | $109.7M | 0.03% | −8,735−4.5% | Reduced |
| T. Rowe Price Investment Management, Inc. | 184,055 | $108.9M | 0.07% | +184,055 | New |
| Rokos Capital Management LLP | 180,844 | $107.1M | 2.33% | +104,326+136.3% | Added |
| CIBC Private Wealth Group, LLC | 171,145 | $106.3M | 0.19% | −123,470−41.9% | Reduced |
| HSBC Holdings PLC | 174,768 | $103.8M | 0.06% | +40,888+30.5% | Added |
| Principal Financial Group Inc | 174,411 | $103.2M | 0.06% | +93,347+115.2% | Added |
| Envestnet Asset Management Inc | 173,872 | $102.9M | 0.03% | +3,272+1.9% | Added |
| Allianz Asset Management GmbH | 163,065 | $96.5M | 0.14% | +60,130+58.4% | Added |
| Baird Financial Group, Inc. | 162,905 | $96.4M | 0.18% | +17,661+12.2% | Added |
| Bank of Nova Scotia | 161,800 | $95.7M | 0.17% | +150,406+1,320.0% | Added |
| Dimensional Fund Advisors LP | 159,587 | $94.4M | 0.02% | +10,761+7.2% | Added |
| Deutsche Bank AG | 159,038 | $94.1M | 0.04% | +32,507+25.7% | Added |
| DF Dent & Co Inc | 155,539 | $92.0M | 1.17% | +72,295+86.8% | Added |
| Canada Pension Plan Investment Board | 155,173 | $91.8M | 0.09% | −62,557−28.7% | Reduced |
| BNP Paribas Arbitrage, SA | 151,217 | $89.5M | 0.07% | +13,681+9.9% | Added |
| Natixis Advisors, L.P. | 149,683 | $88.6M | 0.17% | −16,625−10.0% | Reduced |
| Frontier Capital Management Co LLC | 149,453 | $88.4M | 0.84% | +6,737+4.7% | Added |
| Manufacturers Life Insurance Company, The | 145,953 | $86.4M | 0.08% | −40,156−21.6% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 141,925 | $84.0M | 0.18% | +59,954+73.1% | Added |
| Neuberger Berman Group LLC | 140,371 | $83.1M | 0.07% | +4,770+3.5% | Added |
| Caisse de Depot Et Placement du Quebec | 139,589 | $82.6M | 0.17% | +88,381+172.6% | Added |
| Swiss National Bank | 137,700 | $81.5M | 0.05% | −6,800−4.7% | Reduced |
| Victory Capital Management Inc | 136,927 | $81.0M | 0.08% | +36,934+36.9% | Added |
| TimesSquare Capital Management, LLC | 136,642 | $80.9M | 1.18% | +25,068+22.5% | Added |
| Citadel Advisors LLC | 131,110 | $77.6M | 0.07% | +128,756+5,469.7% | Added |
| Congress Asset Management Co | 130,702 | $77.3M | 0.52% | −13,536−9.4% | Reduced |
| Balyasny Asset Management LLC | 126,249 | $74.7M | 0.17% | +119,062+1,656.6% | Added |
| Millennium Management LLC | 124,566 | $73.7M | 0.06% | −34,362−21.6% | Reduced |
| EULAV Asset Management | 116,274 | $68.8M | 1.66% | +8,000+7.4% | Added |
| STRS Ohio | 114,000 | $67.5M | 0.27% | +10,854+10.5% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 112,391 | $66.5M | 0.04% | +2,491+2.3% | Added |
| Robeco Schweiz AG | 110,227 | $65.2M | 1.39% | −29,590−21.2% | Reduced |
| LPL Financial LLC | 108,743 | $64.3M | 0.03% | +10,233+10.4% | Added |
| Rhumbline Advisers | 107,774 | $63.8M | 0.06% | −1,896−1.7% | Reduced |
| Capital Fund Management S.A. | 106,450 | $63.0M | 0.62% | +106,450 | New |
| Marshall Wace, LLP | 104,728 | $62.0M | 0.08% | +104,728 | New |
| Kodai Capital Management LP | 97,348 | $57.6M | 2.36% | +97,348 | New |
| Amundi | 92,188 | $56.2M | 0.02% | +15,591+20.4% | Added |
| Adage Capital Partners GP, L.L.C. | 93,600 | $55.4M | 0.10% | +22,600+31.8% | Added |
| AQR Capital Management LLC | 88,633 | $52.4M | 0.07% | +7,911+9.8% | Added |
| Qube Research & Technologies Ltd | 85,178 | $50.4M | 0.08% | +2,309+2.8% | Added |
| Pictet Asset Management Holding SA | 82,904 | $49.1M | 0.05% | −5,003−5.7% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 78,548 | $48.7M | 0.05% | +9,532+13.8% | Added |
| Resona Asset Management Co.,Ltd. | 81,178 | $48.4M | 0.29% | +21,867+36.9% | Added |
| California Public Employees Retirement System | 81,158 | $48.0M | 0.03% | −3,463−4.1% | Reduced |
| First Trust Advisors LP | 77,094 | $45.6M | 0.04% | −9,392−10.9% | Reduced |
| Stifel Financial Corp | 76,989 | $45.6M | 0.05% | +46,484+152.4% | Added |
| Credit Agricole S A | 75,642 | $44.8M | 0.15% | +66,948+770.0% | Added |
| California State Teachers Retirement System | 74,897 | $44.3M | 0.05% | −2,050−2.7% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 68,557 | $42.0M | 0.17% | −1,297−1.9% | Reduced |
| Wells Fargo & Company | 69,376 | $41.0M | 0.01% | +11,667+20.2% | Added |
| Great West Life Assurance Co | 68,991 | $40.8M | 0.07% | +30,878+81.0% | Added |
| Panagora Asset Management Inc | 68,946 | $40.8M | 0.19% | +67,803+5,932.0% | Added |
| CI Private Wealth, LLC | 67,694 | $40.1M | 0.07% | +18,026+36.3% | Added |
| National Pension Service | 66,476 | $39.3M | 0.04% | −3,612−5.2% | Reduced |
| Natixis Investment Managers International | 63,770 | $37.7M | 2.92% | −1,990−3.0% | Reduced |
| Grandeur Peak Global Advisors, LLC | 62,116 | $36.8M | 3.26% | +22,634+57.3% | Added |