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 |
|---|---|---|---|---|---|
| Congress Asset Management Co | 255,860 | $161.4M | 1.27% | −3,735−1.4% | Reduced |
| Legal & General Group Plc | 256,605 | $161.9M | 0.05% | −15,379−5.7% | Reduced |
| SEI Investments Co | 265,333 | $167.4M | 0.27% | −21,895−7.6% | Reduced |
| Voya Investment Management LLC | 272,579 | $171.9M | 0.18% | +49,655+22.3% | Added |
| Wasatch Advisors Inc | 272,829 | $172.1M | 0.95% | −40,521−12.9% | Reduced |
| Allspring Global Investments Holdings, LLC | 273,184 | $172.3M | 0.29% | −56,768−17.2% | Reduced |
| Earnest Partners LLC | 276,549 | $174.4M | 0.87% | +40,152+17.0% | Added |
| American Century Companies Inc | 279,619 | $176.4M | 0.12% | +7,583+2.8% | Added |
| Nuveen Asset Management, LLC | 280,349 | $176.9M | 0.06% | −134,174−32.4% | Reduced |
| Barclays PLC | 284,156 | $179.2M | 0.09% | +44,013+18.3% | Added |
| Charles Schwab Investment Management Inc | 286,256 | $180.6M | 0.05% | +9,218+3.3% | Added |
| Impax Asset Management Group plc | 301,659 | $189.3M | 0.76% | −17,078−5.4% | Reduced |
| Rafferty Asset Management, LLC | 304,952 | $192.4M | 0.81% | +41,387+15.7% | Added |
| Alliancebernstein L.P. | 327,232 | $206.4M | 0.08% | −32,389−9.0% | Reduced |
| Bank of New York Mellon Corp | 339,399 | $214.1M | 0.04% | −1,348−0.4% | Reduced |
| Goldman Sachs Group Inc | 364,149 | $229.7M | 0.05% | +115,925+46.7% | Added |
| Clearbridge Investments, LLC | 390,036 | $246.0M | 0.21% | −16,302−4.0% | Reduced |
| Morgan Stanley | 412,309 | $260.1M | 0.02% | +13,340+3.3% | Added |
| Northern Trust Corp | 446,107 | $281.4M | 0.05% | −13,670−3.0% | Reduced |
| Macquarie Group Ltd | 454,137 | $286.5M | 0.33% | −17,366−3.7% | Reduced |
| Vaughan Nelson Investment Management, L.P. | 461,087 | $290.8M | 2.90% | +73,564+19.0% | Added |
| Norges Bank | 574,649 | $362.5M | 0.06% | +77,500+15.6% | Added |
| Bank of America Corp | 608,303 | $383.7M | 0.04% | +27,017+4.6% | Added |
| Capital Research Global Investors | 616,180 | $388.7M | 0.10% | +7,323+1.2% | Added |
| Artisan Partners Limited Partnership | 709,950 | $447.8M | 0.70% | −74,142−9.5% | Reduced |
| Wellington Management Group LLP | 938,919 | $592.3M | 0.11% | +85,676+10.0% | Added |
| Brown Advisory Inc | 1,028,467 | $648.7M | 0.91% | +43,225+4.4% | Added |
| Massachusetts Financial Services Co | 1,056,183 | $666.2M | 0.22% | +3,105+0.3% | Added |
| Geode Capital Management, LLC | 1,096,510 | $689.9M | 0.07% | +33,185+3.1% | Added |
| JPMorgan Chase & Co | 1,224,762 | $772.6M | 0.08% | +11,120+0.9% | Added |
| Invesco Ltd. | 1,262,575 | $796.4M | 0.19% | +285,538+29.2% | Added |
| Franklin Resources Inc | 1,830,569 | $1.15B | 0.54% | +43,191+2.4% | Added |
| State Street Corp | 1,950,691 | $1.23B | 0.06% | +70,100+3.7% | Added |
| Price T Rowe Associates Inc | 2,192,561 | $1.38B | 0.19% | +377,923+20.8% | Added |
| FMR LLC | 2,528,125 | $1.59B | 0.12% | −1,055,678−29.5% | Reduced |
| BlackRock Inc. | 5,236,530 | $3.30B | 0.08% | −43,274−0.8% | Reduced |
| Vanguard Group Inc | 5,464,066 | $3.45B | 0.08% | +90,589+1.7% | Added |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −188,386−100.0% | Sold out |
| Woodline Partners LP | 0 | $0 | 0.00% | −36,627−100.0% | Sold out |
| J. Goldman & Co LP | 0 | $0 | 0.00% | −27,674−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −12,176−100.0% | Sold out |
| IFM Investors Pty Ltd | 0 | $0 | 0.00% | −8,665−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −4,378−100.0% | Sold out |
| Parallax Volatility Advisers, L.P. | 0 | $0 | 0.00% | −2,508−100.0% | Sold out |
| Patton Fund Management, Inc. | 0 | $0 | 0.00% | −2,394−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −1,945−100.0% | Sold out |
| Oak Thistle LLC | 0 | $0 | 0.00% | −1,791−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −1,689−100.0% | Sold out |
| Baker Avenue Asset Management, LP | 0 | $0 | 0.00% | −1,631−100.0% | Sold out |
| Caas Capital Management LP | 0 | $0 | 0.00% | −1,600−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −1,573−100.0% | Sold out |
| Machina Capital S.A.S. | 0 | $0 | 0.00% | −1,530−100.0% | Sold out |
| JT Stratford LLC | 0 | $0 | 0.00% | −1,424−100.0% | Sold out |
| Lloyd Advisory Services, LLC. | 0 | $0 | 0.00% | −1,366−100.0% | Sold out |
| BIT Capital GmbH | 0 | $0 | 0.00% | −1,289−100.0% | Sold out |
| Keebeck Alpha, LP | 0 | $0 | 0.00% | −1,057−100.0% | Sold out |
| Paloma Partners Management Co | 0 | $0 | 0.00% | −1,026−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −1,014−100.0% | Sold out |
| Banque Pictet & Cie SA | 0 | $0 | 0.00% | −925−100.0% | Sold out |
| Garda Capital Partners LP | 0 | $0 | 0.00% | −881−100.0% | Sold out |
| Symmetry Investments LP | 0 | $0 | 0.00% | −875−100.0% | Sold out |
| Fund Management at Engine No. 1 LLC | 0 | $0 | 0.00% | −683−100.0% | Sold out |
| Inceptionr LLC | 0 | $0 | 0.00% | −617−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −600−100.0% | Sold out |
| Peak Financial Advisors LLC | 0 | $0 | 0.00% | −478−100.0% | Sold out |
| Kapitalo Investimentos Ltda | 0 | $0 | 0.00% | −477−100.0% | Sold out |
| Moody National Bank Trust Division | 0 | $0 | 0.00% | −453−100.0% | Sold out |
| Hutchens & Kramer Investment Management Group, LLC | 0 | $0 | 0.00% | −444−100.0% | Sold out |
| DFPG Investments, LLC | 0 | $0 | 0.00% | −419−100.0% | Sold out |
| Cornerstone Wealth Management, LLC | 0 | $0 | 0.00% | −436−100.0% | Sold out |
| Zions Bancorporation, N.A. | 0 | $0 | 0.00% | −313−100.0% | Sold out |
| Tobam | 0 | $0 | 0.00% | −245−100.0% | Sold out |
| Riverview Trust Co | 0 | $0 | 0.00% | −181−100.0% | Sold out |
| AM Squared Ltd | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Washington Trust Advisors, Inc. | 0 | $0 | 0.00% | −61−100.0% | Sold out |
| Carolinas Wealth Consulting LLC | 0 | $0 | 0.00% | −61−100.0% | Sold out |
| Carmel Capital Partners, LLC | 0 | $0 | 0.00% | −32−100.0% | Sold out |
| Front Row Advisors LLC | 0 | $0 | 0.00% | −31−100.0% | Sold out |
| Householder Group Estate & Retirement Specialist, LLC | 0 | $0 | 0.00% | −30−100.0% | Sold out |
| Macroview Investment Management LLC | 0 | $0 | 0.00% | −16−100.0% | Sold out |
| Strengthening Families & Communities, LLC | 0 | $0 | 0.00% | −11−100.0% | Sold out |
| Nalls Sherbakoff Group, LLC | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Perkins Coie Trust Co | 0 | $0 | 0.00% | −8−100.0% | Sold out |
| Impact Partnership Wealth, LLC | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| First Republic Investment Management, Inc. | – | – | – | – | Not filed |
| Advisor Partners II, LLC | – | – | – | – | Not filed |
| Pathstone Family Office, LLC | – | – | – | – | Not filed |
| Syntax Advisors, LLC | – | – | – | – | Not filed |
| KB Financial Partners, LLC | – | – | – | – | Not filed |
| Foster Dykema Cabot & Co Inc | – | – | – | – | Not filed |
| Steward Financial Group LLC | – | – | – | – | Not filed |
| Sutton Wealth Advisors Inc. | – | – | – | – | Not filed |