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 2023
Institutional positions in Monolithic Power Systems, Inc. as of Dec 31, 2023. 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
- 737
- +90 vs. Q3 2023
- Shares held
- 45.4M
- −552.0K (−1.2%) vs. Q3 2023
- Total value
- $28.6B
- +$7.40B (+34.9%) vs. Q3 2023
- New holders
- 137
- 276 more added
- Sold out
- 47
- 243 more reduced
8 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2023: 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 2023
Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 5,464,066 | $3.45B | 0.08% | +90,589+1.7% | Added |
| BlackRock Inc. | 5,236,530 | $3.30B | 0.08% | −43,274−0.8% | Reduced |
| FMR LLC | 2,528,125 | $1.59B | 0.12% | −1,055,678−29.5% | Reduced |
| Price T Rowe Associates Inc | 2,192,561 | $1.38B | 0.19% | +377,923+20.8% | Added |
| State Street Corp | 1,950,691 | $1.23B | 0.06% | +70,100+3.7% | Added |
| Franklin Resources Inc | 1,830,569 | $1.15B | 0.54% | +43,191+2.4% | Added |
| Invesco Ltd. | 1,262,575 | $796.4M | 0.19% | +285,538+29.2% | Added |
| JPMorgan Chase & Co | 1,224,762 | $772.6M | 0.08% | +11,120+0.9% | Added |
| Geode Capital Management, LLC | 1,096,510 | $689.9M | 0.07% | +33,185+3.1% | Added |
| Massachusetts Financial Services Co | 1,056,183 | $666.2M | 0.22% | +3,105+0.3% | Added |
| Brown Advisory Inc | 1,028,467 | $648.7M | 0.91% | +43,225+4.4% | Added |
| Wellington Management Group LLP | 938,919 | $592.3M | 0.11% | +85,676+10.0% | Added |
| Artisan Partners Limited Partnership | 709,950 | $447.8M | 0.70% | −74,142−9.5% | Reduced |
| Capital Research Global Investors | 616,180 | $388.7M | 0.10% | +7,323+1.2% | Added |
| Bank of America Corp | 608,303 | $383.7M | 0.04% | +27,017+4.6% | Added |
| Norges Bank | 574,649 | $362.5M | 0.06% | +77,500+15.6% | Added |
| Vaughan Nelson Investment Management, L.P. | 461,087 | $290.8M | 2.90% | +73,564+19.0% | Added |
| Macquarie Group Ltd | 454,137 | $286.5M | 0.33% | −17,366−3.7% | Reduced |
| Northern Trust Corp | 446,107 | $281.4M | 0.05% | −13,670−3.0% | Reduced |
| Morgan Stanley | 412,309 | $260.1M | 0.02% | +13,340+3.3% | Added |
| Clearbridge Investments, LLC | 390,036 | $246.0M | 0.21% | −16,302−4.0% | Reduced |
| Goldman Sachs Group Inc | 364,149 | $229.7M | 0.05% | +115,925+46.7% | Added |
| Bank of New York Mellon Corp | 339,399 | $214.1M | 0.04% | −1,348−0.4% | Reduced |
| Alliancebernstein L.P. | 327,232 | $206.4M | 0.08% | −32,389−9.0% | Reduced |
| Rafferty Asset Management, LLC | 304,952 | $192.4M | 0.81% | +41,387+15.7% | Added |
| Impax Asset Management Group plc | 301,659 | $189.3M | 0.76% | −17,078−5.4% | Reduced |
| Charles Schwab Investment Management Inc | 286,256 | $180.6M | 0.05% | +9,218+3.3% | Added |
| Barclays PLC | 284,156 | $179.2M | 0.09% | +44,013+18.3% | Added |
| Nuveen Asset Management, LLC | 280,349 | $176.9M | 0.06% | −134,174−32.4% | Reduced |
| American Century Companies Inc | 279,619 | $176.4M | 0.12% | +7,583+2.8% | Added |
| Earnest Partners LLC | 276,549 | $174.4M | 0.87% | +40,152+17.0% | Added |
| Allspring Global Investments Holdings, LLC | 273,184 | $172.3M | 0.29% | −56,768−17.2% | Reduced |
| Wasatch Advisors Inc | 272,829 | $172.1M | 0.95% | −40,521−12.9% | Reduced |
| Voya Investment Management LLC | 272,579 | $171.9M | 0.18% | +49,655+22.3% | Added |
| SEI Investments Co | 265,333 | $167.4M | 0.27% | −21,895−7.6% | Reduced |
| Legal & General Group Plc | 256,605 | $161.9M | 0.05% | −15,379−5.7% | Reduced |
| Congress Asset Management Co | 255,860 | $161.4M | 1.27% | −3,735−1.4% | Reduced |
| Pictet Asset Management Holding SA | 255,348 | $161.1M | 0.18% | +22,271+9.6% | Added |
| Robeco Schweiz AG | 250,372 | $157.9M | 2.65% | +6,162+2.5% | Added |
| Eagle Asset Management Inc | 248,447 | $156.7M | 0.84% | +258+0.1% | Added |
| Van Eck Associates Corp | 246,887 | $155.7M | 0.28% | +21,832+9.7% | Added |
| Polar Capital Holdings Plc | 220,219 | $138.9M | 0.96% | −52,872−19.4% | Reduced |
| Kayne Anderson Rudnick Investment Management LLC | 216,225 | $136.4M | 0.34% | +19,444+9.9% | Added |
| DekaBank Deutsche Girozentrale | 204,636 | $128.6M | 0.26% | −797−0.4% | Reduced |
| Frontier Capital Management Co LLC | 196,025 | $123.6M | 1.25% | +15,263+8.4% | Added |
| UBS Group AG | 194,286 | $122.6M | 0.05% | +97,357+100.4% | Added |
| UBS Asset Management Americas Inc | 190,752 | $120.3M | 0.05% | +6,035+3.3% | Added |
| Ensign Peak Advisors, Inc | 175,314 | $110.6M | 0.22% | +23,914+15.8% | Added |
| Envestnet Asset Management Inc | 166,908 | $105.3M | 0.04% | −383−0.2% | Reduced |
| Lord, Abbett & Co. LLC | 166,075 | $104.8M | 0.37% | +63,136+61.3% | Added |
| Neuberger Berman Group LLC | 164,332 | $103.7M | 0.09% | −25,191−13.3% | Reduced |
| Baird Financial Group, Inc. | 157,448 | $99.3M | 0.23% | −701−0.4% | Reduced |
| BNP Paribas Arbitrage, SA | 156,375 | $98.6M | 0.18% | +39,190+33.4% | Added |
| Natixis Advisors, L.P. | 155,778 | $98.3M | 0.26% | +30,261+24.1% | Added |
| Dimensional Fund Advisors LP | 149,652 | $94.4M | 0.03% | −3,741−2.4% | Reduced |
| Principal Financial Group Inc | 142,003 | $89.6M | 0.06% | +13,676+10.7% | Added |
| Swiss National Bank | 142,000 | $89.6M | 0.07% | −2,900−2.0% | Reduced |
| Ameriprise Financial Inc | 140,061 | $88.4M | 0.03% | +28,415+25.5% | Added |
| Victory Capital Management Inc | 122,935 | $77.5M | 0.08% | −3,494−2.8% | Reduced |
| STRS Ohio | 120,096 | $75.8M | 0.32% | −7,116−5.6% | Reduced |
| Citigroup Inc | 117,364 | $74.0M | 0.10% | −27,245−18.8% | Reduced |
| CIBC Private Wealth Group, LLC | 116,187 | $73.3M | 0.16% | −31,035−21.1% | Reduced |
| Rokos Capital Management LLP | 110,821 | $69.9M | 2.13% | −90,521−45.0% | Reduced |
| Grandeur Peak Global Advisors, LLC | 110,469 | $69.7M | 4.91% | −13,072−10.6% | Reduced |
| Deutsche Bank AG | 110,387 | $69.6M | 0.04% | +2,720+2.5% | Added |
| Rhumbline Advisers | 110,334 | $69.6M | 0.07% | −202−0.2% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 109,763 | $69.2M | 0.05% | +417+0.4% | Added |
| TimesSquare Capital Management, LLC | 107,524 | $67.8M | 1.00% | −9,235−7.9% | Reduced |
| Royal Bank of Canada | 106,054 | $66.9M | 0.02% | −49,987−32.0% | Reduced |
| Eventide Asset Management, LLC | 98,333 | $62.0M | 1.01% | +90.0% | Added |
| DF Dent & Co Inc | 87,723 | $55.3M | 0.73% | −1,122−1.3% | Reduced |
| HSBC Holdings PLC | 87,662 | $55.3M | 0.05% | +12,763+17.0% | Added |
| California Public Employees Retirement System | 82,777 | $52.2M | 0.04% | −2,212−2.6% | Reduced |
| LPL Financial LLC | 81,338 | $51.3M | 0.03% | +28,007+52.5% | Added |
| New York State Common Retirement Fund | 75,901 | $47.9M | 0.07% | −14,872−16.4% | Reduced |
| Raymond James & Associates | 72,619 | $45.8M | 0.03% | +9,576+15.2% | Added |
| Wells Fargo & Company | 72,567 | $45.8M | 0.01% | −18,074−19.9% | Reduced |
| Natixis Investment Managers International | 70,350 | $44.4M | 3.15% | +15,310+27.8% | Added |
| California State Teachers Retirement System | 70,212 | $44.3M | 0.06% | +1,680+2.5% | Added |
| National Pension Service | 70,135 | $44.2M | 0.06% | 00.0% | Unchanged |
| EULAV Asset Management | 69,311 | $43.7M | 1.35% | +11,000+18.9% | Added |
| Jane Street Group, LLC | 60,324 | $38.1M | 0.05% | +52,868+709.1% | Added |
| Manufacturers Life Insurance Company, The | 60,013 | $37.9M | 0.02% | −6,634−10.0% | Reduced |
| Amundi | 61,694 | $36.6M | 0.02% | −8,305−11.9% | Reduced |
| Caisse de Depot Et Placement du Quebec | 57,763 | $36.4M | 0.09% | −34,924−37.7% | Reduced |
| Pembroke Management, LTD | 54,897 | $34.6M | 4.30% | −4,419−7.4% | Reduced |
| State Board of Administration of Florida Retirement System | 53,737 | $33.9M | 0.07% | +1,187+2.3% | Added |
| Thrivent Financial for Lutherans | 53,344 | $33.6M | 0.07% | +2,043+4.0% | Added |
| Zevenbergen Capital Investments LLC | 53,118 | $33.5M | 0.77% | +1,560+3.0% | Added |
| Holocene Advisors, LP | 52,261 | $33.0M | 0.13% | +52,261 | New |
| Balyasny Asset Management LLC | 50,512 | $31.9M | 0.09% | +50,512 | New |
| CI Private Wealth, LLC | 48,486 | $30.6M | 0.06% | +42,719+740.7% | Added |
| GQG Partners LLC | 47,991 | $30.3M | 0.06% | +47,991 | New |
| RMB Capital Management, LLC | 47,707 | $30.1M | 0.92% | −121−0.3% | Reduced |
| Adage Capital Partners GP, L.L.C. | 46,500 | $29.3M | 0.06% | −1,000−2.1% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 45,937 | $29.0M | 0.06% | −9,165−16.6% | Reduced |
| Credit Suisse AG | 45,909 | $29.0M | 0.03% | −1,895−4.0% | Reduced |
| Sapient Capital LLC | 45,637 | $28.8M | 0.74% | +45,637 | New |
| Scout Investments, Inc. | 43,794 | $27.6M | 0.69% | +9,922+29.3% | Added |
| Bank of Montreal | 42,975 | $27.3M | 0.01% | +14,667+51.8% | Added |