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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.

Institutional holdersQ4 2024: 864 institutions
Q1 2021: 530 institutionsQ2 2021: 533 institutionsQ3 2021: 579 institutionsQ4 2021: 627 institutionsQ1 2022: 611 institutionsQ2 2022: 625 institutionsQ3 2022: 630 institutionsQ4 2022: 611 institutionsQ1 2023: 669 institutionsQ2 2023: 652 institutionsQ3 2023: 655 institutionsQ4 2023: 737 institutionsQ1 2024: 807 institutionsQ2 2024: 838 institutionsQ3 2024: 885 institutionsQ4 2024: 864 institutionsQ1 2025: 862 institutionsQ2 2025: 907 institutionsQ3 2025: 981 institutionsQ4 2025: 1,061 institutionsQ1 2026: 1,124 institutionsQ2 2026: 1,250 institutions
Value heldQ4 2024: $27.6B
Q1 2021: $15.1BQ2 2021: $16.1BQ3 2021: $21.1BQ4 2021: $21.5BQ1 2022: $21.3BQ2 2022: $16.8BQ3 2022: $16.6BQ4 2022: $16.5BQ1 2023: $23.3BQ2 2023: $25.2BQ3 2023: $21.2BQ4 2023: $28.6BQ1 2024: $31.2BQ2 2024: $38.6BQ3 2024: $42.8BQ4 2024: $27.6BQ1 2025: $27.0BQ2 2025: $34.6BQ3 2025: $43.0BQ4 2025: $44.2BQ1 2026: $51.6BQ2 2026: $65.6B
Institutions holding MPWR and their total value by quarter
QuarterHoldersValue
Q2 20261,250$65.6B
Q1 20261,124$51.6B
Q4 20251,061$44.2B
Q3 2025981$43.0B
Q2 2025907$34.6B
Q1 2025862$27.0B
Q4 2024864$27.6B
Q3 2024885$42.8B
Q2 2024838$38.6B
Q1 2024807$31.2B
Q4 2023737$28.6B
Q3 2023655$21.2B
Q2 2023652$25.2B
Q1 2023669$23.3B
Q4 2022611$16.5B
Q3 2022630$16.6B
Q2 2022625$16.8B
Q1 2022611$21.3B
Q4 2021627$21.5B
Q3 2021579$21.1B
Q2 2021533$16.1B
Q1 2021530$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.

Institutions holding MPWR in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
JustInvest LLC5,375$3.18M0.05%−1,247−18.8%Reduced
Connor, Clark & Lunn Investment Management Ltd.5,241$3.10M0.01%+5,241New
Shell Asset Management Co5,213$3.08M0.13%+4,779+1,101.2%Added
Empowered Funds, LLC5,164$3.06M0.04%+1,117+27.6%Added
Bahl & Gaynor Inc5,132$3.04M0.02%+28+0.5%Added
Paragon Advisors, LLC5,128$3.03M1.04%+2,997+140.6%Added
Sumitomo Mitsui DS Asset Management Company, Ltd5,116$3.03M0.03%+96+1.9%Added
Mirabaud Asset Management Ltd4,881$2.95M1.37%−1,118−18.6%Reduced
Steward Partners Investment Advisory, LLC4,974$2.94M0.03%+676+15.7%Added
Crossmark Global Holdings, Inc.4,909$2.90M0.05%+1,266+34.8%Added
Shaker Investments LLC4,886$2.89M1.21%+924+23.3%Added
Quantitative Investment Management, LLC4,866$2.88M0.22%+4,866New
Carderock Capital Management Inc4,850$2.87M0.72%−5,172−51.6%Reduced
Schonfeld Strategic Advisors LLC4,778$2.83M0.02%−3,432−41.8%Reduced
Worldquant Millennium Advisors LLC4,689$2.77M0.02%−51−1.1%Reduced
Guggenheim Capital LLC4,680$2.77M0.02%−5,082−52.1%Reduced
Mizuho Securities USA LLC4,623$2.74M0.05%+1,462+46.3%Added
Cerity Partners LLC3,660$2.70M0.01%−891−19.6%Reduced
Synovus Financial Corp4,388$2.60M0.03%−185−4.0%Reduced
Ethic Inc.4,274$2.53M0.05%+1,524+55.4%Added
Toroso Investments, LLC4,251$2.52M0.02%−1,791−29.6%Reduced
Oppenheimer & Co Inc4,233$2.50M0.04%+1,331+45.9%Added
Wasatch Advisors Inc4,211$2.49M0.01%+380+9.9%Added
Oregon Public Employees Retirement Fund4,182$2.47M0.05%00.0%Unchanged
Nordea Investment Management AB4,082$2.46M0.00%+213+5.5%Added
Bessemer Group Inc4,131$2.44M0.00%−142−3.3%Reduced
Gulf International Bank (UK) Ltd4,133$2.44M0.06%−40−1.0%Reduced
Polymer Capital Management (HK) LTD4,100$2.43M0.43%+3,450+530.8%Added
Wolverine Trading, LLC4,011$2.42M0.05%+4,011New
Linden Thomas Advisory Services, LLC3,997$2.37M0.30%+186+4.9%Added
Global X Japan Co., Ltd.3,978$2.35M0.29%−691−14.8%Reduced
Peapack Gladstone Financial Corp3,974$2.35M0.03%−181−4.4%Reduced
Coldstream Capital Management Inc3,953$2.34M0.05%+178+4.7%Added
Meiji Yasuda Asset Management Co Ltd.3,894$2.30M0.09%+179+4.8%Added
Pensionmark Financial Group, LLC3,865$2.29M0.06%+3,043+370.2%Added
DSG Capital Advisors, LLC3,853$2.28M0.41%+3,853New
Plato Investment Management Ltd3,785$2.25M0.17%+2,726+257.4%Added
Intrust Bank NA3,750$2.22M0.22%−293−7.2%Reduced
Park Avenue Securities LLC3,690$2.18M0.02%+598+19.3%Added
Profund Advisors LLC3,653$2.16M0.08%−252−6.5%Reduced
Omers Administration Corp3,615$2.14M0.02%−1,150−24.1%Reduced
Teachers Retirement System of the State of Kentucky3,557$2.10M0.02%00.0%Unchanged
Redhawk Wealth Advisors, Inc.3,547$2.10M0.28%+69+2.0%Added
Trilogy Capital Inc.3,528$2.09M0.11%+1,764+100.0%Added
Rathbone Brothers plc3,507$2.08M0.01%+2,343+201.3%Added
Twin Capital Management Inc3,453$2.04M0.22%−381−9.9%Reduced
PFG Advisors3,448$2.04M0.12%+475+16.0%Added
Cynosure Management, LLC3,432$2.03M0.30%+2,961+628.7%Added
Mirova3,397$2.01M0.35%+3,242+2,091.6%Added
Harfst & Associates, Inc.3,388$2.00M0.42%+579+20.6%Added
Kentucky Retirement Systems3,350$1.98M0.06%−46−1.4%Reduced
Kovitz Investment Group Partners, LLC3,340$1.98M0.01%+238+7.7%Added
Wealth Enhancement Advisory Services, LLC3,281$1.94M0.00%+101+3.2%Added
BI Asset Management Fondsmaeglerselskab A/S3,259$1.93M0.02%+1,462+81.4%Added
Aigen Investment Management, LP3,237$1.92M0.34%+3,237New
Atria Investments LLC3,215$1.90M0.02%+248+8.4%Added
Avantax Advisory Services, Inc.3,200$1.89M0.01%+14+0.4%Added
Wiley Bros.-Aintree Capital, LLC3,026$1.87M0.02%+965+46.8%Added
Torray LLC3,128$1.85M0.27%−263−7.8%Reduced
M&T Bank Corp3,121$1.85M0.01%+254+8.9%Added
Values First Advisors, Inc.3,038$1.80M0.99%−674−18.2%Reduced
Hartford Investment Management Co3,013$1.78M0.06%−59−1.9%Reduced
First Hawaiian Bank2,990$1.77M0.06%−560−15.8%Reduced
Leelyn Smith, LLC2,966$1.76M0.31%+304+11.4%Added
HMS Capital Management, LLC2,954$1.75M0.84%−181−5.8%Reduced
Perpetual Ltd2,936$1.74M0.02%+2,679+1,042.4%Added
La Banque Postale Asset Management SA2,926$1.73M0.02%+2,926New
Intech Investment Management LLC2,900$1.72M0.02%+2,151+287.2%Added
Verition Fund Management LLC2,877$1.70M0.01%+1,666+137.6%Added
Aviva PLC2,831$1.68M0.00%+282+11.1%Added
Hennion & Walsh Asset Management, Inc.2,785$1.65M0.07%+135+5.1%Added
Commerce Bank2,766$1.64M0.01%−3,121−53.0%Reduced
Groupama Asset Managment2,671$1.61M0.03%−1,353−33.6%Reduced
Guidance Capital, Inc2,343$1.59M0.49%+1,423+154.7%Added
Securian Asset Management, Inc2,678$1.58M0.05%−104−3.7%Reduced
Woodline Partners LP2,667$1.58M0.01%+2,667New
Boston Family Office LLC2,614$1.55M0.11%+2,383+1,031.6%Added
Federation des caisses Desjardins du Quebec2,609$1.54M0.01%+1,434+122.0%Added
Louisiana State Employees Retirement System2,600$1.54M0.03%−100−3.7%Reduced
Sherbrooke Park Advisers LLC2,587$1.53M0.49%+1,854+252.9%Added
Brinker Capital Investments, LLC2,585$1.53M0.02%−818−24.0%Reduced
Orion Portfolio Solutions, LLC2,585$1.53M0.02%−818−24.0%Reduced
Kestra Advisory Services, LLC2,570$1.52M0.01%−124−4.6%Reduced
Maryland State Retirement & Pension System2,508$1.48M0.03%−175−6.5%Reduced
Optimas Capital Ltd2,500$1.48M2.00%+2,500New
Modern Wealth Management, LLC2,400$1.42M0.05%+2,400New
Andar Capital Management HK Ltd2,400$1.42M1.83%+2,400New
Two Sigma Securities, LLC2,375$1.41M0.25%+2,057+646.9%Added
Westover Capital Advisors, LLC2,329$1.38M0.30%−81−3.4%Reduced
Dai-Ichi Life Insurance Company, Ltd2,325$1.38M0.04%00.0%Unchanged
Ieq Capital, LLC2,325$1.38M0.01%−464−16.6%Reduced
New Mexico Educational Retirement Board2,300$1.36M0.05%−100−4.2%Reduced
O'Shaughnessy Asset Management, LLC2,299$1.36M0.01%−272−10.6%Reduced
Regions Financial Corp2,279$1.35M0.01%−256−10.1%Reduced
Jackson Wealth Management, LLC2,237$1.32M0.15%−327−12.8%Reduced
Valley National Advisers Inc2,214$1.31M0.23%+292+15.2%Added
Confluence Wealth Services, Inc.1,872$1.31M0.09%+362+24.0%Added
E. Ohman J:or Asset Management AB2,200$1.30M0.03%+200+10.0%Added
Polianta Ltd2,200$1.30M0.62%+2,200New
Pitcairn Co2,198$1.30M0.08%−188−7.9%Reduced