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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, Q2 2024

Institutional positions in Monolithic Power Systems, Inc. as of Jun 30, 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
838
+40 vs. Q1 2024
Shares held
46.9M
+961.3K (+2.1%) vs. Q1 2024
Total value
$38.6B
+$7.44B (+23.9%) vs. Q1 2024
New holders
120
324 more added
Sold out
80
284 more reduced

9 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2024: 838 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 heldQ2 2024: $38.6B
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, Q2 2024

Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q1 2024.

Institutions holding MPWR in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Guggenheim Capital LLC7,608$6.25M0.04%+658+9.5%Added
First Hawaiian Bank7,665$6.30M0.21%+265+3.6%Added
Utah Retirement Systems7,730$6.35M0.08%−257−3.2%Reduced
Pacer Advisors, Inc.7,870$6.47M0.01%+684+9.5%Added
Advisors Asset Management, Inc.7,952$6.53M0.13%+1,119+16.4%Added
Eisler Capital (US) LLC7,955$6.54M1.24%+7,955New
Patton Fund Management, Inc.8,077$6.64M1.40%−1,488−15.6%Reduced
Yousif Capital Management, LLC8,118$6.67M0.08%−267−3.2%Reduced
PEAK6 Investments LLC8,145$6.69M0.31%+1,418+21.1%Added
Swiss Life Asset Management Ltd8,158$6.70M0.08%+438+5.7%Added
MML Investors Services, LLC8,212$6.75M0.03%−1,749−17.6%Reduced
Level Four Advisory Services, LLC8,276$6.80M0.31%−283−3.3%Reduced
Tredje AP-fonden8,286$6.81M0.07%−130−1.5%Reduced
LGT Group Foundation8,446$6.94M0.11%−899−9.6%Reduced
Harvest Fund Management Co., Ltd8,740$7.17M0.52%+4,226+93.6%Added
Financial Counselors Inc8,776$7.21M0.12%+15+0.2%Added
UniSuper Management Pty Ltd8,788$7.22M0.06%+1,284+17.1%Added
Forsta Ap-Fonden8,900$7.31M0.06%−600−6.3%Reduced
Lazard Asset Management LLC8,968$7.37M0.01%+7,890+731.9%Added
The PNC Financial Services Group, Inc.8,972$7.37M0.00%+396+4.6%Added
American Capital Management Inc8,999$7.39M0.25%−145−1.6%Reduced
Mariner, LLC9,019$7.41M0.01%+1,066+13.4%Added
HighTower Advisors, LLC9,079$7.46M0.01%−203−2.2%Reduced
Fifth Third Bancorp9,196$7.56M0.03%−1,694−15.6%Reduced
Czech National Bank9,274$7.62M0.09%+824+9.8%Added
British Columbia Investment Management Corp9,319$7.66M0.05%+3,598+62.9%Added
Stratos Wealth Partners, LTD.9,321$7.66M0.12%+242+2.7%Added
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main9,329$7.67M0.01%−1,196−11.4%Reduced
Fjarde AP-fonden (The Fourth Swedish National Pensionfund)9,398$7.72M0.09%+9,398New
IFM Investors Pty Ltd9,535$7.83M0.08%−46−0.5%Reduced
Carderock Capital Management Inc9,569$7.86M2.06%+5,602+141.2%Added
Blair William & Co9,598$7.89M0.02%+113+1.2%Added
TownSquare Capital, LLC9,627$7.91M0.11%+375+4.1%Added
GWM Advisors LLC9,709$7.98M0.06%+2,301+31.1%Added
Bokf, NA10,180$8.36M0.15%+4,659+84.4%Added
NorthCrest Asset Manangement, LLC10,255$8.43M0.28%+255+2.6%Added
Amalgamated Bank10,329$8.49M0.07%+38+0.4%Added
Handelsbanken Fonder AB10,344$8.50M0.04%00.0%Unchanged
Westwood Holdings Group Inc.10,505$8.63M0.04%−2,297−17.9%Reduced
Comerica Bank10,588$8.70M0.04%−425−3.9%Reduced
Kornitzer Capital Management Inc10,613$8.72M0.17%00.0%Unchanged
Commonwealth of Pennsylvania Public School Empls Retrmt Sys10,691$8.78M0.06%+147+1.4%Added
Retirement Systems of Alabama10,735$8.82M0.03%+136+1.3%Added
Xponance, Inc.10,937$8.99M0.09%+188+1.7%Added
Banco Santander, S.A.11,091$9.11M0.11%+11,091New
Marex Group plc11,400$9.37M0.25%+900+8.6%Added
Silvant Capital Management LLC11,440$9.41M0.42%00.0%Unchanged
Pinnacle Financial Partners Inc12,122$9.89M0.21%+495+4.3%Added
Standard Life Aberdeen plc12,417$10.2M0.02%−9,429−43.2%Reduced
Nisa Investment Advisors, LLC12,457$10.3M0.06%+476+4.0%Added
State of Alaska, Department of Revenue12,569$10.3M0.12%−2,135−14.5%Reduced
Arizona State Retirement System13,367$11.0M0.07%+189+1.4%Added
Corebridge Financial, Inc.13,403$11.0M0.06%+13,403New
State of Tennessee, Treasury Department13,641$11.2M0.04%−433−3.1%Reduced
Schroder Investment Management Group13,760$11.3M0.01%+973+7.6%Added
State of Michigan Retirement System14,170$11.6M0.06%+400+2.9%Added
Fred Alger Management, LLC14,186$11.7M0.06%−1,084−7.1%Reduced
Value Aligned Research Advisors, LLC14,233$11.7M2.56%+11+0.1%Added
Quest Investment Management LLC14,607$12.0M1.33%+11,651+394.1%Added
Pathstone Holdings, LLC14,704$12.1M0.05%+78+0.5%Added
APG Asset Management US Inc.14,853$12.2M0.07%+338+2.3%Added
Sit Investment Associates Inc14,994$12.3M0.28%−62−0.4%Reduced
Moran Wealth Management, LLC15,074$12.4M0.41%−168−1.1%Reduced
MetLife Investment Management15,131$12.4M0.07%+2,025+15.5%Added
Segall Bryant & Hamill, LLC15,470$12.7M0.23%−11,385−42.4%Reduced
Twin Tree Management, LP15,605$12.8M0.38%+3,243+26.2%Added
Nissay Asset Management Corp15,668$12.9M0.09%+5,249+50.4%Added
ProShare Advisors LLC15,685$12.9M0.03%+1,630+11.6%Added
Atria Wealth Solutions, Inc.15,773$13.0M0.14%+1,209+8.3%Added
Gotham Asset Management, LLC15,839$13.0M0.17%−2,147−11.9%Reduced
Storebrand Asset Management AS15,855$13.0M0.04%+3,148+24.8%Added
Mediolanum International Funds Ltd17,330$13.1M0.22%+9,663+126.0%Added
Copeland Capital Management, LLC16,361$13.4M0.25%+491+3.1%Added
Assetmark, Inc16,504$13.6M0.04%+1,169+7.6%Added
Korea Investment CORP16,565$13.6M0.03%+7,800+89.0%Added
Illinois Municipal Retirement Fund16,686$13.7M0.21%−4,579−21.5%Reduced
LMR Partners LLP17,200$14.1M0.30%+17,200New
Raymond James Financial Services Advisors, Inc.17,316$14.2M0.02%+3,555+25.8%Added
State of New Jersey Common Pension Fund D17,632$14.5M0.06%−9,162−34.2%Reduced
Snowden Capital Advisors LLC17,686$14.6M0.43%+254+1.5%Added
Nomura Asset Management Co Ltd18,686$15.4M0.05%+1,655+9.7%Added
Mn Services Vermogensbeheer B.V.18,900$15.5M0.11%−500−2.6%Reduced
Whittier Trust Co of Nevada Inc19,292$15.9M0.44%+726+3.9%Added
Asset Management One Co.,Ltd.19,325$15.9M0.06%−133−0.7%Reduced
Danske Bank A/S19,393$15.9M0.06%−6,147−24.1%Reduced
Treasurer of the State of North Carolina20,441$16.8M0.07%−92−0.4%Reduced
Robeco Institutional Asset Management B.V.20,587$16.9M0.04%+18,635+954.7%Added
Public Employees Retirement System of Ohio21,114$17.3M0.07%−29−0.1%Reduced
KBC Group NV21,592$17.7M0.05%+3,487+19.3%Added
Arcadia Investment Management Corp21,682$17.8M3.04%−1,035−4.6%Reduced
US Bancorp22,451$18.4M0.03%+273+1.2%Added
Andra AP-fonden23,400$19.2M0.32%+23,400New
Skandinaviska Enskilda Banken AB (publ)23,651$19.4M0.09%+12,214+106.8%Added
Hantz Financial Services, Inc.23,740$19.5M0.38%−2,599−9.9%Reduced
TD Asset Management Inc23,870$19.6M0.02%+2,350+10.9%Added
Scout Investments, Inc.25,540$21.0M0.56%−14,028−35.5%Reduced
Janney Montgomery Scott LLC25,645$21.1M0.06%−571−2.2%Reduced
Toronto Dominion Bank26,181$21.5M0.03%−3,249−11.0%Reduced
Vontobel Holding Ltd.26,304$21.6M0.07%+325+1.3%Added
Chevy Chase Trust Holdings, Inc.26,574$21.8M0.07%−21−0.1%Reduced