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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 9 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 2025

Institutional positions in Monolithic Power Systems, Inc. as of Mar 31, 2025. 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
862
+13 vs. Q4 2024
Shares held
46.7M
+400.1K (+0.9%) vs. Q4 2024
Total value
$27.0B
−$340.6M (−1.2%) vs. Q4 2024
New holders
123
331 more added
Sold out
110
309 more reduced

15 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2025: 862 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 2025: $27.0B
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 2025

Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q4 2024.

Institutions holding MPWR in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
ORG Partners LLC8$4.65K0.00%+8New
Beacon Capital Management, LLC8$4.65K0.00%+1+14.3%Added
SJS Investment Consulting Inc.8$4.64K0.00%00.0%Unchanged
Crowley Wealth Management, Inc.8$4.64K0.00%00.0%Unchanged
Financial Network Wealth Advisors LLC8$4.64K0.01%+5+166.7%Added
Activest Wealth Management8$4.64K0.00%+8New
Mowery & Schoenfeld Wealth Management, LLC7$4.07K0.01%00.0%Unchanged
Private Wealth Management Group, LLC7$4.06K0.00%−10−58.8%Reduced
Creative Financial Designs Inc7$4.06K0.00%+4+133.3%Added
Smithfield Trust Co5$4.00K0.00%00.0%Unchanged
Dunhill Financial, LLC6$3.56K0.00%−2−25.0%Reduced
Westside Investment Management, Inc.6$3.49K0.00%00.0%Unchanged
Legacy Wealth Managment, LLC6$3.48K0.00%00.0%Unchanged
Proffitt & Goodson Inc6$3.48K0.00%00.0%Unchanged
Concord Wealth Partners6$3.48K0.00%00.0%Unchanged
Whipplewood Advisors, LLC791$3.48K0.00%+785+13,083.3%Added
Synergy Investment Management, LLC6$3.48K0.00%00.0%Unchanged
Abound Wealth Management6$3.25K0.00%−1−14.3%Reduced
Cornerstone Planning Group LLC6$3.22K0.00%+3+100.0%Added
Prestige Wealth Management Group LLC5$2.91K0.00%00.0%Unchanged
Bruce G. Allen Investments, LLC5$2.90K0.00%00.0%Unchanged
WealthTrak Capital Management LLC5$2.90K0.00%+1+25.0%Added
WealthCollab, LLC5$2.90K0.00%+2+66.7%Added
Garde Capital, Inc.5$2.90K0.00%+5New
Kozak & Associates, Inc.4$2.17K0.00%00.0%Unchanged
Colonial Trust Co4$2.06K0.00%−23−85.2%Reduced
Avion Wealth5$2.00K0.00%00.0%Unchanged
Capital Advisors, Ltd. LLC3$2.00K0.00%+1+50.0%Added
NBC Securities, Inc.5$2.00K0.00%+5New
Hughes Financial Services, LLC3$1.74K0.00%+3New
Hexagon Capital Partners LLC3$1.74K0.00%−3−50.0%Reduced
Albion Financial Group3$1.74K0.00%00.0%Unchanged
Longfellow Investment Management Co LLC3$1.74K0.00%00.0%Unchanged
Crews Bank & Trust3$1.74K0.00%00.0%Unchanged
Carolinas Wealth Consulting LLC3$1.74K0.00%+2+200.0%Added
Addison Advisors LLC3$1.74K0.00%+3New
Principia Wealth Advisory, LLC3$1.69K0.00%+2+200.0%Added
Cranbrook Wealth Management, LLC2$1.28K0.00%00.0%Unchanged
TFC Financial Management2$1.16K0.00%00.0%Unchanged
Trifecta Capital Advisors, LLC2$1.16K0.00%00.0%Unchanged
DiNuzzo Private Wealth, Inc.2$1.16K0.00%00.0%Unchanged
St Germain D J Co Inc2$1.16K0.00%00.0%Unchanged
Brown, Lisle/Cummings, Inc.2$1.16K0.00%+2New
Riggs Asset Managment Co. Inc.2$1.16K0.00%+2New
Key Financial Inc2$1.16K0.00%+2New
Private Wealth Asset Management, LLC2$1.16K0.00%+2New
Dogwood Wealth Management LLC2$1.16K0.00%+2New
PEAK6 LLC2$9130.00%−935−99.8%Reduced
Bay Harbor Wealth Management, LLC1$5810.00%+1New
Ancora Advisors, LLC1$5800.00%−1−50.0%Reduced
Raffa Wealth Management, LLC1$5800.00%−1−50.0%Reduced
Horizon Financial Services, LLC1$5800.00%−1−50.0%Reduced
West Paces Advisors Inc.1$5800.00%00.0%Unchanged
Parkworth Wealth Management, Inc.1$5800.00%00.0%Unchanged
MPWM Advisory Solutions, LLC1$5800.00%00.0%Unchanged
WestEnd Advisors, LLC1$5800.00%+1New
First Command Advisory Services, Inc.1$5800.00%+1New
Bare Financial Services, Inc1$5800.00%+1New
American Capital Advisory, LLC1$5800.00%+1New
Chesapeake Asset Management LLC1$5790.00%00.0%Unchanged
Quest 10 Wealth Builders, Inc.0$2730.00%0New
PenderFund Capital Management Ltd.17––+17New
Proequities, Inc.0$00.00%−267−100.0%Sold out
Kodai Capital Management LP0$00.00%−97,348−100.0%Sold out
Voloridge Investment Management, LLC0$00.00%−22,427−100.0%Sold out
Polar Asset Management Partners Inc.0$00.00%−20,000−100.0%Sold out
Tudor Investment Corp Et Al0$00.00%−19,887−100.0%Sold out
Avalon Global Asset Management LLC0$00.00%−13,000−100.0%Sold out
Mirabella Financial Services LLP0$00.00%−10,021−100.0%Sold out
Engineers Gate Manager LP0$00.00%−8,560−100.0%Sold out
Concentric Capital Strategies, LP0$00.00%−6,371−100.0%Sold out
Generali Asset Management SPA SGR0$00.00%−5,986−100.0%Sold out
Pinebridge Investments, L.P.0$00.00%−5,845−100.0%Sold out
Summit Global Investments0$00.00%−5,614−100.0%Sold out
Peak Financial Advisors LLC0$00.00%−5,410−100.0%Sold out
Connor, Clark & Lunn Investment Management Ltd.0$00.00%−5,241−100.0%Sold out
Twin Capital Management Inc0$00.00%−3,453−100.0%Sold out
Aigen Investment Management, LP0$00.00%−3,237−100.0%Sold out
First Hawaiian Bank0$00.00%−2,990−100.0%Sold out
Woodline Partners LP0$00.00%−2,667−100.0%Sold out
Sherbrooke Park Advisers LLC0$00.00%−2,587−100.0%Sold out
Optimas Capital Ltd0$00.00%−2,500−100.0%Sold out
Andar Capital Management HK Ltd0$00.00%−2,400−100.0%Sold out
Polianta Ltd0$00.00%−2,200−100.0%Sold out
Sphera Management Technology Funds Ltd0$00.00%−2,000−100.0%Sold out
Blueshift Asset Management, LLC0$00.00%−1,318−100.0%Sold out
Virtus ETF Advisers LLC0$00.00%−1,293−100.0%Sold out
Connective Capital Management, LLC0$00.00%−1,234−100.0%Sold out
Numerai GP LLC0$00.00%−1,231−100.0%Sold out
Two Sigma Advisers, LP0$00.00%−1,200−100.0%Sold out
Bleakley Financial Group, LLC0$00.00%−1,067−100.0%Sold out
Greenland Capital Management LP0$00.00%−1,001−100.0%Sold out
Unique Wealth Strategies, LLC0$00.00%−996−100.0%Sold out
Gateway Investment Advisers LLC0$00.00%−993−100.0%Sold out
Sovereign Investment Advisors, LLC0$00.00%−992−100.0%Sold out
LRT Capital Management, LLC0$00.00%−982−100.0%Sold out
Capstone Investment Advisors, LLC0$00.00%−980−100.0%Sold out
Malaga Cove Capital, LLC0$00.00%−938−100.0%Sold out
Nebula Research & Development LLC0$00.00%−926−100.0%Sold out
CFC Planning Co LLC0$00.00%−864−100.0%Sold out