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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
Anchor Investment Management, LLC25$14.8K0.00%00.0%Unchanged
Quarry LP25$14.8K0.00%+25New
Ulland Investment Advisors, LLC25$15.0K0.01%00.0%Unchanged
Centricity Wealth Management, LLC26$15.4K0.01%+26New
Synergy Financial Management, LLC17$15.7K0.00%+17New
Colonial Trust Co27$16.0K0.00%+26+2,600.0%Added
Meeder Asset Management Inc28$16.6K0.00%−10−26.3%Reduced
Farmers & Merchants Investments Inc28$16.6K0.00%00.0%Unchanged
Solstein Capital, LLC31$18.3K0.01%00.0%Unchanged
Bell Investment Advisors, Inc31$18.3K0.00%00.0%Unchanged
Van Hulzen Asset Management, LLC32$18.7K0.00%+32New
Rise Advisors, LLC32$19.0K0.01%+1+3.2%Added
MV Capital Management, Inc.34$20.1K0.00%−5−12.8%Reduced
Wolff Wiese Magana LLC35$20.7K0.01%00.0%Unchanged
Sierra Ocean, LLC39$23.1K0.02%+39New
Capital & Planning, LLC40$23.7K0.02%+40New
LGT Financial Advisors LLC41$24.3K0.05%00.0%Unchanged
Tradewinds Capital Management, LLC44$26.0K0.01%+24+120.0%Added
Ofi Invest Asset Management47$26.9K0.00%+47New
Caitlin John, LLC47$27.8K0.02%00.0%Unchanged
Fourth Dimension Wealth, LLC49$29.0K0.02%+49New
WPG Advisers, LLC49$29.0K0.03%+49New
Arlington Trust Co LLC53$31.4K0.01%00.0%Unchanged
West Oak Capital, LLC55$32.5K0.01%00.0%Unchanged
Oarsman Capital, Inc.56$33.1K0.01%−27−32.5%Reduced
Itau Unibanco Holding S.A.59$34.9K0.00%+51+637.5%Added
Hilltop National Bank60$35.5K0.01%−6−9.1%Reduced
Delta Asset Management LLC65$38.5K0.00%00.0%Unchanged
Kiely Wealth Advisory Group, Inc.55$38.8K0.02%00.0%Unchanged
Golden State Wealth Management, LLC66$39.1K0.01%+66New
Quest Partners LLC70$41.4K0.01%+70New
Pilgrim Partners Asia Pte Ltd80$47.3K0.04%+80New
Evelyn Partners Asset Management Ltd84$49.7K0.01%+84New
Towarzystwo Funduszy Inwestycyjnych Pzu SA87$51.5K0.02%00.0%Unchanged
Quent Capital, LLC89$52.8K0.01%−1−1.1%Reduced
Geneos Wealth Management Inc.101$59.8K0.00%−11−9.8%Reduced
Cromwell Holdings LLC107$63.4K0.04%−32−23.0%Reduced
Versant Capital Management, Inc109$64.5K0.01%+41+60.3%Added
Aster Capital Management (DIFC) Ltd113$66.9K0.03%+113New
Manchester Capital Management LLC120$71.0K0.01%+51+73.9%Added
Massmutual Trust Co FSB123$72.8K0.00%−132−51.8%Reduced
Lindbrook Capital, LLC127$75.1K0.01%−38−23.0%Reduced
Skopos Labs, Inc.128$75.7K0.02%+15+13.3%Added
Trust Co of Vermont130$76.9K0.00%00.0%Unchanged
Riverview Trust Co133$78.7K0.07%+1+0.8%Added
Promus Capital, LLC136$80.5K0.06%+136New
Aventura Private Wealth, LLC139$82.2K0.04%+139New
Optiver Holding B.V.141$83.4K0.00%+76+116.9%Added
TD Waterhouse Canada Inc.144$85.2K0.00%−2−1.4%Reduced
Venturi Wealth Management, LLC146$86.4K0.00%+73+100.0%Added
Covestor Ltd148$88.0K0.06%−5−3.3%Reduced
YANKCOM Partnership155$91.7K0.05%+155New
Rothschild Investment LLC158$93.5K0.01%−20−11.2%Reduced
Rakuten Securities, Inc.158$93.5K0.04%+107+209.8%Added
Park Place Capital Corp163$96.4K0.03%−15−8.4%Reduced
Bank Julius Baer & Co. Ltd, Zurich158$103.0K0.00%−21,912−99.3%Reduced
Sentry Investment Management LLC178$105.0K0.05%−29−14.0%Reduced
CVA Family Office, LLC178$105.3K0.02%00.0%Unchanged
Mather Group, LLC.180$106.5K0.00%−133−42.5%Reduced
Allworth Financial LP155$107.1K0.00%+16+11.5%Added
Private Trust Co NA183$108.3K0.01%−20−9.9%Reduced
LRI Investments, LLC188$111.2K0.01%00.0%Unchanged
MAI Capital Management227$134.1K0.00%+227New
First Horizon Advisors, Inc.251$148.5K0.00%+94+59.9%Added
Hills Bank & Trust Co254$150.3K0.01%00.0%Unchanged
SG Americas Securities, LLC275$163.0K0.00%−15,720−98.3%Reduced
Smartleaf Asset Management LLC272$164.2K0.02%+25+10.1%Added
Ostrum Asset Management279$165.1K0.01%−10−3.5%Reduced
GeoWealth Management, LLC287$169.8K0.01%+122+73.9%Added
Fedenia Advisers LLC288$170.4K0.10%+288New
Parallel Advisors, LLC294$174.1K0.00%−116−28.3%Reduced
Essex Investment Management Co LLC300$177.5K0.03%00.0%Unchanged
Q Fund Management (Hong Kong) Ltd300$177.5K0.19%+300New
Sound Income Strategies, LLC306$181.1K0.01%+297+3,300.0%Added
Proequities, Inc.267$184.1K0.01%−59−18.1%Reduced
Capital Analysts, LLC315$186.0K0.01%00.0%Unchanged
LGL Partners, LLC338$200.2K0.03%+8+2.4%Added
Legacy Wealth Asset Management, LLC340$201.2K0.05%−129−27.5%Reduced
Integrated Advisors Network LLC340$201.2K0.01%−85−20.0%Reduced
AMG National Trust Bank340$201.2K0.01%00.0%Unchanged
TigerOak Management, L.L.C.344$203.5K0.07%+344New
Ewa, LLC344$203.7K0.08%−22−6.0%Reduced
CBOE Vest Financial, LLC345$204.1K0.00%+345New
Umb Bank N A348$205.9K0.00%+26+8.1%Added
Jacobi Capital Management LLC349$206.7K0.02%+349New
Tucker Asset Management LLC357$211.2K0.02%+340+2,000.0%Added
Executive Wealth Management, LLC357$211.3K0.02%−43−10.8%Reduced
Beacon Pointe Advisors, LLC360$213.0K0.00%−116−24.4%Reduced
Csenge Advisory Group360$213.0K0.01%+99+37.9%Added
Keebeck Alpha, LP361$213.6K0.22%+361New
SBI Securities Co., Ltd.361$213.6K0.01%+361New
Mainstay Capital Management LLC362$214.2K0.03%+5+1.4%Added
Boston Private Wealth LLC363$215.0K0.00%+363New
Livforsakringsbolaget Skandia, Omsesidigt365$216.4K0.01%−2,100−85.2%Reduced
Pension & Wealth Management Advisors, Inc.367$217.2K0.09%+367New
EverSource Wealth Advisors, LLC370$219.0K0.01%+4+1.1%Added
D.A. Davidson & Co.373$221.0K0.00%−17−4.4%Reduced
Citizens Financial Group Inc374$221.3K0.00%+374New
Cary Street Partner Investment Advisory LLC376$222.3K0.15%+28+8.0%Added
DRW Securities, LLC382$226.0K0.02%+382New