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, Q1 2024
Institutional positions in Monolithic Power Systems, Inc. as of Mar 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
- 807
- +75 vs. Q4 2023
- Shares held
- 46.0M
- +604.0K (+1.3%) vs. Q4 2023
- Total value
- $31.2B
- +$2.52B (+8.8%) vs. Q4 2023
- New holders
- 129
- 305 more added
- Sold out
- 54
- 273 more reduced
5 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2024
Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 5,519,940 | $3.74B | 0.07% | +55,874+1.0% | Added |
| BlackRock Inc. | 5,364,915 | $3.63B | 0.08% | +128,385+2.5% | Added |
| FMR LLC | 2,809,370 | $1.90B | 0.13% | +281,245+11.1% | Added |
| Price T Rowe Associates Inc | 2,159,962 | $1.46B | 0.18% | −32,599−1.5% | Reduced |
| State Street Corp | 1,994,591 | $1.35B | 0.06% | +43,900+2.3% | Added |
| Franklin Resources Inc | 1,794,556 | $1.22B | 0.39% | −36,013−2.0% | Reduced |
| Invesco Ltd. | 1,200,499 | $813.2M | 0.17% | −62,076−4.9% | Reduced |
| Geode Capital Management, LLC | 1,147,875 | $775.6M | 0.07% | +51,365+4.7% | Added |
| Brown Advisory Inc | 1,036,783 | $702.3M | 0.94% | +8,316+0.8% | Added |
| JPMorgan Chase & Co | 985,145 | $667.4M | 0.06% | −239,617−19.6% | Reduced |
| Massachusetts Financial Services Co | 985,041 | $667.3M | 0.20% | −71,142−6.7% | Reduced |
| Wellington Management Group LLP | 953,637 | $646.0M | 0.11% | +14,718+1.6% | Added |
| Bank of America Corp | 806,017 | $546.0M | 0.05% | +197,714+32.5% | Added |
| Norges Bank | 629,965 | $426.8M | 0.07% | +55,316+9.6% | Added |
| Capital Research Global Investors | 527,396 | $357.3M | 0.08% | −88,784−14.4% | Reduced |
| Morgan Stanley | 493,163 | $334.1M | 0.03% | +80,854+19.6% | Added |
| Vaughan Nelson Investment Management, L.P. | 483,812 | $327.7M | 2.88% | +22,725+4.9% | Added |
| Macquarie Group Ltd | 446,397 | $302.4M | 0.34% | −7,740−1.7% | Reduced |
| Northern Trust Corp | 432,208 | $292.8M | 0.05% | −13,899−3.1% | Reduced |
| Rafferty Asset Management, LLC | 425,558 | $288.3M | 1.08% | +120,606+39.5% | Added |
| Goldman Sachs Group Inc | 411,619 | $278.8M | 0.06% | +47,470+13.0% | Added |
| Artisan Partners Limited Partnership | 387,206 | $262.3M | 0.38% | −322,744−45.5% | Reduced |
| Bank of New York Mellon Corp | 332,115 | $225.0M | 0.04% | −7,284−2.1% | Reduced |
| Clearbridge Investments, LLC | 325,750 | $220.7M | 0.17% | −64,286−16.5% | Reduced |
| Van Eck Associates Corp | 321,174 | $217.6M | 0.33% | +74,287+30.1% | Added |
| Barclays PLC | 313,766 | $212.6M | 0.10% | +29,610+10.4% | Added |
| BNP Paribas Arbitrage, SA | 305,146 | $206.7M | 0.25% | +148,771+95.1% | Added |
| Charles Schwab Investment Management Inc | 294,315 | $199.4M | 0.05% | +8,059+2.8% | Added |
| Alliancebernstein L.P. | 293,573 | $198.9M | 0.07% | −33,659−10.3% | Reduced |
| Earnest Partners LLC | 290,876 | $197.0M | 0.90% | +14,327+5.2% | Added |
| Qube Research & Technologies Ltd | 260,948 | $176.8M | 0.32% | +247,322+1,815.1% | Added |
| Legal & General Group Plc | 255,474 | $173.1M | 0.05% | −1,131−0.4% | Reduced |
| Pictet Asset Management Holding SA | 253,433 | $171.6M | 0.19% | −1,915−0.7% | Reduced |
| SEI Investments Co | 252,025 | $170.7M | 0.25% | −13,308−5.0% | Reduced |
| Congress Asset Management Co | 251,154 | $170.1M | 1.21% | −4,706−1.8% | Reduced |
| Citigroup Inc | 248,316 | $168.2M | 0.18% | +130,952+111.6% | Added |
| Impax Asset Management Group plc | 243,682 | $164.2M | 0.63% | −57,977−19.2% | Reduced |
| Kayne Anderson Rudnick Investment Management LLC | 241,422 | $163.5M | 0.38% | +25,197+11.7% | Added |
| Allspring Global Investments Holdings, LLC | 237,861 | $161.1M | 0.25% | −35,323−12.9% | Reduced |
| Voya Investment Management LLC | 236,250 | $160.0M | 0.16% | −36,329−13.3% | Reduced |
| American Century Companies Inc | 234,246 | $158.7M | 0.10% | −45,373−16.2% | Reduced |
| Robeco Schweiz AG | 225,917 | $153.0M | 2.67% | −24,455−9.8% | Reduced |
| Eagle Asset Management Inc | 204,732 | $136.9M | 0.69% | −43,715−17.6% | Reduced |
| UBS Asset Management Americas Inc | 199,469 | $135.1M | 0.05% | +8,717+4.6% | Added |
| Nuveen Asset Management, LLC | 197,785 | $134.0M | 0.04% | −82,564−29.5% | Reduced |
| DekaBank Deutsche Girozentrale | 190,045 | $127.4M | 0.24% | −14,591−7.1% | Reduced |
| Natixis Advisors, L.P. | 171,360 | $116.1M | 0.27% | +15,582+10.0% | Added |
| UBS Group AG | 168,535 | $114.2M | 0.04% | −25,751−13.3% | Reduced |
| Envestnet Asset Management Inc | 165,847 | $112.3M | 0.04% | −1,061−0.6% | Reduced |
| Lord, Abbett & Co. LLC | 163,546 | $110.8M | 0.36% | −2,529−1.5% | Reduced |
| Neuberger Berman Group LLC | 160,597 | $108.8M | 0.09% | −3,735−2.3% | Reduced |
| Baird Financial Group, Inc. | 160,128 | $108.5M | 0.23% | +2,680+1.7% | Added |
| Millennium Management LLC | 159,608 | $108.1M | 0.09% | +156,398+4,872.2% | Added |
| Ensign Peak Advisors, Inc | 158,316 | $107.2M | 0.20% | −16,998−9.7% | Reduced |
| Dimensional Fund Advisors LP | 148,807 | $100.8M | 0.03% | −845−0.6% | Reduced |
| CIBC Private Wealth Group, LLC | 146,484 | $97.9M | 0.19% | +30,297+26.1% | Added |
| Swiss National Bank | 143,500 | $97.2M | 0.07% | +1,500+1.1% | Added |
| Frontier Capital Management Co LLC | 136,149 | $92.2M | 0.86% | −59,876−30.5% | Reduced |
| Principal Financial Group Inc | 129,743 | $87.9M | 0.05% | −12,260−8.6% | Reduced |
| Ameriprise Financial Inc | 126,261 | $85.5M | 0.02% | −13,800−9.9% | Reduced |
| Royal Bank of Canada | 118,510 | $80.3M | 0.02% | +12,456+11.7% | Added |
| Deutsche Bank AG | 118,487 | $80.3M | 0.04% | +8,100+7.3% | Added |
| Polar Capital Holdings Plc | 115,166 | $78.0M | 0.47% | −105,053−47.7% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 115,098 | $78.0M | 0.05% | +5,335+4.9% | Added |
| Rhumbline Advisers | 112,587 | $76.3M | 0.07% | +2,253+2.0% | Added |
| STRS Ohio | 105,004 | $71.1M | 0.28% | −15,092−12.6% | Reduced |
| HSBC Holdings PLC | 104,294 | $70.6M | 0.05% | +16,632+19.0% | Added |
| TimesSquare Capital Management, LLC | 100,904 | $68.4M | 0.99% | −6,620−6.2% | Reduced |
| Eventide Asset Management, LLC | 98,569 | $66.8M | 1.05% | +236+0.2% | Added |
| First Trust Advisors LP | 98,091 | $66.4M | 0.07% | +65,173+198.0% | Added |
| Grandeur Peak Global Advisors, LLC | 94,911 | $64.3M | 5.11% | −15,558−14.1% | Reduced |
| SG Americas Securities, LLC | 93,101 | $63.1M | 0.32% | +84,253+952.2% | Added |
| DF Dent & Co Inc | 87,745 | $59.4M | 0.73% | +220.0% | Added |
| LPL Financial LLC | 86,223 | $58.4M | 0.03% | +4,885+6.0% | Added |
| EULAV Asset Management | 84,674 | $57.4M | 1.58% | +15,363+22.2% | Added |
| California Public Employees Retirement System | 81,130 | $55.0M | 0.04% | −1,647−2.0% | Reduced |
| Victory Capital Management Inc | 80,394 | $54.5M | 0.05% | −42,541−34.6% | Reduced |
| California State Teachers Retirement System | 73,211 | $49.6M | 0.06% | +2,999+4.3% | Added |
| Worldquant Millennium Advisors LLC | 72,457 | $49.1M | 0.61% | +72,457 | New |
| Resona Asset Management Co.,Ltd. | 71,508 | $48.4M | 0.29% | +71,508 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 68,663 | $46.5M | 0.16% | +54,961+401.1% | Added |
| Natixis Investment Managers International | 68,455 | $46.4M | 3.16% | −1,895−2.7% | Reduced |
| National Pension Service | 66,299 | $44.9M | 0.05% | −3,836−5.5% | Reduced |
| AQR Capital Management LLC | 61,661 | $41.7M | 0.07% | +18,463+42.7% | Added |
| Twinbeech Capital LP | 61,453 | $41.6M | 0.86% | +61,453 | New |
| Amundi | 66,652 | $41.3M | 0.02% | +4,958+8.0% | Added |
| Wells Fargo & Company | 59,988 | $40.6M | 0.01% | −12,579−17.3% | Reduced |
| Raymond James & Associates | 59,800 | $40.5M | 0.03% | −12,819−17.7% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 55,480 | $37.6M | 0.05% | +9,125+19.7% | Added |
| Analog Century Management LP | 55,095 | $37.3M | 5.21% | +20,402+58.8% | Added |
| Mirae Asset Global Investments Co., Ltd. | 54,662 | $36.1M | 0.08% | +8,725+19.0% | Added |
| Zevenbergen Capital Investments LLC | 52,868 | $35.8M | 0.76% | −250−0.5% | Reduced |
| Bank of Montreal | 51,901 | $35.5M | 0.02% | +8,926+20.8% | Added |
| Pembroke Management, LTD | 51,828 | $35.1M | 4.13% | −3,069−5.6% | Reduced |
| Wasatch Advisors Inc | 51,593 | $35.0M | 0.18% | −221,236−81.1% | Reduced |
| Voloridge Investment Management, LLC | 50,154 | $34.0M | 0.12% | +50,154 | New |
| Susquehanna International Group, LLP | 49,720 | $33.7M | 0.05% | +7,856+18.8% | Added |
| Credit Suisse AG | 49,197 | $33.3M | 0.03% | +3,288+7.2% | Added |
| CI Private Wealth, LLC | 48,083 | $32.6M | 0.06% | −403−0.8% | Reduced |
| Rokos Capital Management LLP | 47,329 | $32.0M | 0.82% | −63,492−57.3% | Reduced |