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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, Q1 2023

Institutional positions in Monolithic Power Systems, Inc. as of Mar 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
669
+68 vs. Q4 2022
Shares held
47.2M
+427.4K (+0.9%) vs. Q4 2022
Total value
$23.3B
+$6.76B (+40.9%) vs. Q4 2022
New holders
128
233 more added
Sold out
60
230 more reduced

10 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: 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 holdersQ1 2023: 669 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 heldQ1 2023: $23.3B
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, Q1 2023

Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q4 2022.

Institutions holding MPWR in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Banque Cantonale Vaudoise129$65.0K0.00%+41+46.6%Added
Trust Co of Vermont130$65.1K0.00%00.0%Unchanged
Massmutual Trust Co FSB133$66.6K0.00%+28+26.7%Added
CVA Family Office, LLC135$67.6K0.02%−10−6.9%Reduced
EverSource Wealth Advisors, LLC148$74.1K0.01%+6+4.2%Added
Desjardins Global Asset Management Inc.167$84.0K0.01%+167New
Riverview Trust Co187$93.6K0.09%00.0%Unchanged
First Horizon Advisors, Inc.192$96.1K0.00%−3−1.5%Reduced
Canada Pension Plan Investment Board200$100.1K0.00%−59,452−99.7%Reduced
Alta Advisers Ltd200$100.1K0.06%00.0%Unchanged
TD Waterhouse Canada Inc.214$105.5K0.00%00.0%Unchanged
Parallel Advisors, LLC214$107.2K0.00%+10+4.9%Added
PEAK6 Investments LLC232$116.1K0.01%+232New
Belpointe Asset Management LLC237$118.8K0.01%+103+76.9%Added
Sentry Investment Management LLC292$146.0K0.06%−4−1.4%Reduced
Johnson Financial Group, Inc.301$150.7K0.01%+22+7.9%Added
Capital Analysts, LLC311$156.0K0.01%−61−16.4%Reduced
Ossiam316$158.2K0.00%−7,464−95.9%Reduced
Umb Bank N A320$160.2K0.00%−2−0.6%Reduced
Simplex Trading, LLC336$168.0K0.01%+336New
Ci Investments Inc.342$171.0K0.00%−12−3.4%Reduced
Seaport Global Advisors, LLC357$178.7K0.56%−344−49.1%Reduced
Advisory Services Network, LLC391$195.7K0.01%−371−48.7%Reduced
AM Squared Ltd400$200.2K0.16%−800−66.7%Reduced
Sheets Smith Wealth Management400$200.2K0.03%+400New
Machina Capital S.A.S.403$201.7K0.18%+403New
Moody National Bank Trust Division404$202.2K0.02%+404New
Valeo Financial Advisors, LLC405$202.7K0.01%+405New
Summit Creek Advisors LLC411$205.7K0.03%+411New
Migdal Insurance & Financial Holdings Ltd.416$207.0K0.00%+416New
Stephens Inc418$209.2K0.00%+418New
Conning Inc.421$210.7K0.01%+421New
New Hampshire Trust422$211.2K0.06%+17+4.2%Added
FirstPurpose Wealth LLC422$211.2K0.10%+422New
MJP Associates Inc424$212.3K0.07%+424New
D.A. Davidson & Co.424$212.3K0.00%+424New
Quadrant Capital Group LLC427$213.7K0.02%−28−6.2%Reduced
Morningstar Investment Services LLC435$215.0K0.00%−1,044−70.6%Reduced
Graham Capital Management, L.P.430$215.2K0.01%+430New
Huntington National Bank430$215.2K0.00%−5−1.1%Reduced
Lifestyle Asset Management, Inc.434$217.2K0.15%+434New
FSM Wealth Advisors, LLC435$217.7K0.13%+435New
Hutchens & Kramer Investment Management Group, LLC438$219.2K0.19%+438New
Equitable Trust Co439$219.7K0.02%+439New
Prime Capital Investment Advisors, LLC446$223.2K0.01%+446New
Signaturefd, LLC452$226.2K0.01%−6−1.3%Reduced
Buckingham Strategic Wealth, LLC640$226.3K0.00%00.0%Unchanged
SYSTM Wealth Solutions LLC453$226.8K0.03%+453New
HB Wealth Management, LLC461$230.7K0.00%−121−20.8%Reduced
Perigon Wealth Management, LLC461$230.7K0.01%+461New
Kolinsky Wealth Management, LLC461$231.0K0.25%+461New
Mainstay Capital Management LLC466$233.3K0.05%+466New
Wetherby Asset Management Inc468$234.3K0.01%+468New
Global Retirement Partners, LLC503$234.5K0.01%+7+1.4%Added
Vantage Consulting Group Inc475$237.8K0.13%−115−19.5%Reduced
Syntax Advisors, LLC475$237.8K0.18%−115−19.5%Reduced
E Fund Management Co., Ltd.484$242.0K0.02%+484New
Bridgefront Capital, LLC485$242.8K0.15%+485New
Davenport & Co LLC495$247.8K0.00%+495New
Assenagon Asset Management S.A.497$248.8K0.00%+497New
Proequities, Inc.506$253.8K0.02%−63−11.1%Reduced
Clearstead Advisors, LLC509$254.8K0.02%+22+4.5%Added
NewEdge Wealth, LLC512$256.3K0.01%+512New
Trust Asset Management LLC516$258.3K0.03%+516New
Deuterium Capital Management, LLC519$259.8K0.44%+519New
Integrated Advisors Network LLC519$259.8K0.02%+519New
CWM, LLC527$264.0K0.00%+3+0.6%Added
Stevens Capital Management LP532$266.0K0.07%−365−40.7%Reduced
Wallace Advisory Group, LLC534$267.3K0.20%−32−5.7%Reduced
Eudaimonia Advisors LLC536$268.3K0.18%+536New
Ameritas Investment Partners, Inc.538$269.3K0.01%00.0%Unchanged
Fund Management at Engine No. 1 LLC543$271.8K0.05%+543New
Wedmont Private Capital560$273.7K0.04%+6+1.1%Added
Park Place Capital Corp554$277.3K0.08%−53−8.7%Reduced
Tower Research Capital LLC (TRC)563$282.0K0.01%−8,694−93.9%Reduced
Cigna Investments Inc563$282.0K0.06%−6−1.1%Reduced
Hennion & Walsh Asset Management, Inc.564$282.0K0.02%+564New
Legacy Wealth Asset Management, LLC564$282.3K0.10%−137−19.5%Reduced
Navellier & Associates Inc565$282.8K0.06%+565New
TrinityPoint Wealth, LLC567$283.9K0.06%−74−11.5%Reduced
FDx Advisors, Inc.803$284.0K0.01%00.0%Unchanged
Occudo Quantitative Strategies LP569$284.8K0.03%+569New
Financial Advisory Corp570$285.0K0.14%+570New
Teza Capital Management LLC590$295.3K0.06%+590New
Waldron Private Wealth LLC592$296.9K0.01%+592New
Telemus Capital, LLC600$300.3K0.03%−12−2.0%Reduced
WP Advisors, LLC600$300.3K0.12%+600New
BNP PARIBAS ASSET MANAGEMENT Holding S.A.601$301.0K0.00%00.0%Unchanged
Boston Private Wealth LLC606$303.3K0.00%+35+6.1%Added
Confluence Wealth Services, Inc.608$304.3K0.07%+608New
Independent Financial Group, LLC615$307.8K0.02%+615New
Mount Lucas Management LP617$308.8K0.11%−37−5.7%Reduced
Canandaigua National Bank & Trust Co617$309.0K0.05%+617New
Evergreen Capital Management LLC632$316.9K0.01%+24+3.9%Added
Spire Wealth Management651$325.9K0.01%−23−3.4%Reduced
Robeco Institutional Asset Management B.V.652$326.4K0.00%+652New
Ronald Blue Trust, Inc.934$330.0K0.01%+191+25.7%Added
Alps Advisors Inc663$331.9K0.00%−88−11.7%Reduced
Kula Investments, LLC664$332.4K0.08%+664New
Lido Advisors, LLC668$334.2K0.00%−89−11.8%Reduced