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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
Central Trust Co668$395.2K0.01%00.0%Unchanged
Ontario Teachers Pension Plan Board670$396.4K0.01%+12+1.8%Added
Wedmont Private Capital671$396.7K0.02%−214−24.2%Reduced
Global Retirement Partners, LLC674$398.9K0.01%+67+11.0%Added
FORA Capital, LLC682$403.5K0.05%+682New
Meeder Advisory Services, Inc.685$405.5K0.03%−16−2.3%Reduced
Diversified Trust Co695$411.2K0.01%−8−1.1%Reduced
Credit Capital Investments LLC700$414.2K0.54%+700New
Jefferies Financial Group Inc.702$415.4K0.00%−74−9.5%Reduced
Pathway Financial Advisors LLC702$415.4K0.10%00.0%Unchanged
NorthRock Partners, LLC701$415.7K0.01%−106−13.1%Reduced
Moneta Group Investment Advisors LLC706$417.7K0.01%−76−9.7%Reduced
Spire Wealth Management706$417.7K0.01%+4+0.6%Added
Covenant Partners, LLC710$420.1K0.13%00.0%Unchanged
Canada Post Corp Registered Pension Plan710$420.1K0.02%+710New
Huntington National Bank710$420.1K0.00%−111−13.5%Reduced
WR Wealth Planners, LLC713$421.9K0.14%−88−11.0%Reduced
MUFG Securities Americas Inc.720$426.0K0.05%+720New
Abn Amro Investment Solutions735$434.9K0.01%+68+10.2%Added
Munro Partners735$434.9K0.02%+735New
Cullen/Frost Bankers, Inc.735$434.9K0.01%−47−6.0%Reduced
Prime Capital Investment Advisors, LLC744$440.2K0.01%−58−7.2%Reduced
Apollon Wealth Management, LLC747$442.1K0.01%−353−32.1%Reduced
Deroy & Devereaux Private Investment Counsel Inc750$444.0K0.03%00.0%Unchanged
HB Wealth Management, LLC755$446.7K0.00%−431−36.3%Reduced
Sterling Capital Management LLC764$452.1K0.01%−96−11.2%Reduced
Arrowstreet Capital, Limited Partnership768$454.4K0.00%+768New
V-Square Quantitative Management LLC777$459.8K0.07%+70+9.9%Added
Redwood Investments, LLC778$460.3K0.12%−2,366−75.3%Reduced
Principal Securities, Inc.782$462.8K0.01%+244+45.4%Added
Cannon Advisors, Inc.784$463.9K0.39%00.0%Unchanged
Mount Yale Investment Advisors, LLC789$467.0K0.04%−149−15.9%Reduced
United Super Pty Ltd in its capacity as Trustee for the Construction & Building Unions Superannuation Fund800$473.4K0.02%+800New
Icon Wealth Advisors, LLC806$476.9K0.04%−20−2.4%Reduced
Headlands Technologies LLC810$479.3K0.05%−323−28.5%Reduced
American National Bank822$486.4K0.05%−7−0.8%Reduced
Leonteq Securities AG829$490.5K0.05%+803+3,088.5%Added
Gibbs Wealth Management832$492.3K0.13%+210+33.8%Added
Ci Investments Inc.836$495.0K0.00%+338+67.9%Added
Green Alpha Advisors, LLC842$498.2K0.40%−53−5.9%Reduced
Prudential PLC848$501.8K0.00%00.0%Unchanged
Portside Wealth Group, LLC859$508.3K0.08%−29−3.3%Reduced
Vestmark Advisory Solutions, Inc.864$511.2K0.02%+154+21.7%Added
CFC Planning Co LLC864$511.2K0.55%+864New
Assenagon Asset Management S.A.871$515.4K0.00%−294−25.2%Reduced
Kestra Private Wealth Services, LLC872$516.0K0.01%+191+28.0%Added
Prosperity Financial Group, Inc.874$517.1K0.26%+874New
EntryPoint Capital, LLC885$523.7K0.22%+885New
Insigneo Advisory Services, LLC887$524.8K0.05%−110−11.0%Reduced
Independent Financial Group, LLC887$524.8K0.02%+264+42.4%Added
Stevens Capital Management LP887$525.0K0.21%+528+147.1%Added
Guinness Asset Management LTD890$527.0K0.01%+223+33.4%Added
Evergreen Capital Management LLC901$534.1K0.02%−30−3.2%Reduced
Penserra Capital Management LLC909$535.0K0.01%+685+305.8%Added
Nebula Research & Development LLC926$547.9K0.06%−642−40.9%Reduced
Burney Co926$547.9K0.02%+575+163.8%Added
Morey & Quinn Wealth Partners, LLC927$548.5K0.47%+927New
MJP Associates Inc928$549.2K0.10%+1+0.1%Added
Vestcor Inc937$554.0K0.02%+28+3.1%Added
PEAK6 LLC937$554.2K0.02%+937New
Malaga Cove Capital, LLC938$555.0K0.22%−127−11.9%Reduced
CNB Bank939$555.6K0.26%−1−0.1%Reduced
Symphony Financial, Ltd. Co.833$561.2K0.09%+179+27.4%Added
Farther Finance Advisors, LLC962$569.3K0.02%+252+35.5%Added
Greenleaf Trust964$570.4K0.01%−15−1.5%Reduced
Capstone Investment Advisors, LLC980$579.9K0.01%+905+1,206.7%Added
E Fund Management Co., Ltd.981$580.5K0.03%+290+42.0%Added
LRT Capital Management, LLC982$581.0K0.45%+982New
XML Financial, LLC991$586.4K0.05%+36+3.8%Added
Sovereign Investment Advisors, LLC992$587.0K0.17%+992New
Gateway Investment Advisers LLC993$587.6K0.01%+314+46.2%Added
Winnow Wealth LLC1,192$587.9K0.58%+1,192New
Unique Wealth Strategies, LLC996$589.0K0.26%+412+70.5%Added
Alberta Investment Management Corp997$589.9K0.00%+264+36.0%Added
Polar Capital Holdings Plc1,000$591.7K0.00%−204,829−99.5%Reduced
Greenland Capital Management LP1,001$592.3K0.12%−6,718−87.0%Reduced
Benjamin Edwards Inc1,001$592.5K0.01%+1,001New
GAMMA Investing LLC1,017$601.8K0.05%−148−12.7%Reduced
GraniteShares Advisors LLC1,017$601.8K0.38%+91+9.8%Added
Dakota Wealth Management1,017$601.8K0.01%−1,162−53.3%Reduced
David Loasby1,040$614.9K0.06%+65+6.7%Added
GPS Wealth Strategies Group, LLC1,045$618.6K0.08%+469+81.4%Added
RFG Advisory, LLC1,051$622.0K0.02%+74+7.6%Added
Bleakley Financial Group, LLC1,067$631.1K0.02%−196−15.5%Reduced
United Capital Financial Advisers, LLC1,081$639.6K0.01%−308−22.2%Reduced
Motley Fool Asset Management LLC1,084$641.4K0.03%+1,084New
Siemens Fonds Invest GmbH1,074$648.3K0.07%00.0%Unchanged
Parkside Financial Bank & Trust1,097$649.1K0.09%−35−3.1%Reduced
Central Pacific Bank - Trust Division1,102$652.1K0.09%−79−6.7%Reduced
Northwestern Mutual Wealth Management Co1,103$652.5K0.00%−541−32.9%Reduced
Lido Advisors, LLC1,107$656.6K0.00%+185+20.1%Added
Moors & Cabot, Inc.1,115$659.7K0.03%+5+0.5%Added
Warren Averett Asset Management, LLC1,121$663.1K0.01%+877+359.4%Added
NewEdge Wealth, LLC1,123$664.5K0.01%+213+23.4%Added
Ossiam1,164$688.7K0.01%+149+14.7%Added
RMR Wealth Builders1,167$690.5K0.07%−67−5.4%Reduced
BankPlus Trust Department1,195$707.1K0.23%+1,195New
Two Sigma Advisers, LP1,200$710.0K0.00%00.0%Unchanged
NVWM, LLC1,201$710.6K0.18%+24+2.0%Added
Vident Advisory, LLC1,210$716.0K0.01%+255+26.7%Added