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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 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
Lido Advisors, LLC1,328$772.7K0.00%+221+20.0%Added
Winnow Wealth LLC1,333$772.7K0.71%+141+11.8%Added
Banque Cantonale Vaudoise1,340$776.0K0.03%+1,340New
GAMMA Investing LLC1,342$778.3K0.06%+325+32.0%Added
Qtron Investments LLC1,343$778.9K0.12%+62+4.8%Added
United Asset Strategies, Inc.1,355$785.9K0.07%+1,355New
Kentucky Retirement Systems Insurance Trust Fund1,366$792.3K0.06%+1,366New
National Wealth Management Group, LLC1,368$793.4K0.52%+1,368New
Great Lakes Advisors, LLC1,392$807.3K0.01%−36−2.5%Reduced
Banco Santander, S.A.1,411$818.4K0.01%+1,411New
Polymer Capital Management (HK) LTD1,426$827.1K0.14%−2,674−65.2%Reduced
SRS Capital Advisors, Inc.1,442$836.4K0.05%−157−9.8%Reduced
RSM US Wealth Management LLC1,464$851.3K0.01%+243+19.9%Added
APG Asset Management US Inc.1,473$856.5K0.01%00.0%Unchanged
Inceptionr LLC1,480$858.4K0.26%+1,480New
Benjamin Edwards Inc1,487$862.7K0.01%+486+48.6%Added
Comgest Global Investors S.A.S.1,488$863.0K0.02%−14,580−90.7%Reduced
Emerald Advisers, LLC1,499$869.4K0.04%+132+9.7%Added
LMR Partners LLP1,500$870.0K0.02%−10,348−87.3%Reduced
Lifestyle Asset Management, Inc.1,510$875.9K0.48%+1,510New
Westover Capital Advisors, LLC1,513$877.5K0.19%−816−35.0%Reduced
Northwestern Mutual Investment Management Company, LLC1,521$882.1K0.01%−28−1.8%Reduced
Meiji Yasuda Life Insurance Co1,522$882.7K0.02%+120+8.6%Added
HighPoint Advisor Group LLC1,539$902.9K0.05%−174−10.2%Reduced
BI Asset Management Fondsmaeglerselskab A/S1,564$907.0K0.01%−1,695−52.0%Reduced
FourThought Financial Partners, LLC1,564$907.3K0.09%−55−3.4%Reduced
Tokio Marine Asset Management Co Ltd1,577$914.6K0.03%00.0%Unchanged
Kestra Advisory Services, LLC1,603$929.7K0.00%−967−37.6%Reduced
Steel Peak Wealth Management LLC1,604$932.8K0.04%+361+29.0%Added
Prudential PLC1,615$936.7K0.00%+767+90.4%Added
Saturna Capital CORP1,618$938.4K0.01%00.0%Unchanged
Cidel Asset Management Inc1,649$956.4K0.06%+190+13.0%Added
Jacksonville Wealth Management, LLC1,649$956.6K0.94%−56−3.3%Reduced
Jones Financial Companies LLLP1,662$964.0K0.00%+413+33.1%Added
B. Metzler seel. Sohn & Co. AG1,678$973.2K0.01%−20−1.2%Reduced
Everence Capital Management Inc1,690$980.0K0.07%+1,690New
Keybank National Association1,718$996.4K0.00%−106−5.8%Reduced
Integrated Wealth Concepts LLC1,721$998.4K0.01%+49+2.9%Added
GLOBALT Investments LLC1,728$1.00M0.04%−142−7.6%Reduced
Scientech Research LLC1,728$1.00M0.27%−95−5.2%Reduced
Novem Group1,757$1.02M0.14%+442+33.6%Added
Allstate Corp1,809$1.05M0.03%+382+26.8%Added
Quantessence Capital LLC1,816$1.05M0.26%+1,816New
Snowden Capital Advisors LLC1,818$1.06M0.03%−124−6.4%Reduced
La Banque Postale Asset Management SA1,825$1.06M0.02%−1,101−37.6%Reduced
Cim, LLC1,826$1.06M0.16%+36+2.0%Added
TD Private Client Wealth LLC1,831$1.06M0.03%−136−6.9%Reduced
Liontrust Investment Partners LLP1,832$1.06M0.02%+178+10.8%Added
Oppenheimer Asset Management Inc.1,833$1.06M0.01%−213−10.4%Reduced
Pitcairn Co1,834$1.06M0.06%−364−16.6%Reduced
Peak Retirement Planning, Inc.1,837$1.07M0.59%+242+15.2%Added
SRN Advisors, LLC1,839$1.07M1.20%−57−3.0%Reduced
PGGM Investments1,839$1.07M0.01%−100−5.2%Reduced
Marshall Financial Group LLC1,842$1.07M0.23%+141+8.3%Added
Moody National Bank Trust Division1,856$1.08M0.11%+16+0.9%Added
Dark Forest Capital Management LP1,880$1.09M0.05%+1,880New
Confluence Wealth Services, Inc.2,048$1.10M0.07%+176+9.4%Added
Y-Intercept (Hong Kong) Ltd1,978$1.15M0.08%+384+24.1%Added
Stiles Financial Services Inc2,009$1.17M0.45%+778+63.2%Added
Sequoia Financial Advisors, LLC2,013$1.17M0.01%+378+23.1%Added
JT Stratford LLC2,042$1.18M0.21%+2,042New
Regions Financial Corp2,128$1.23M0.01%−151−6.6%Reduced
ASR Vermogensbeheer N.V.2,173$1.26M0.02%+2,173New
Maryland State Retirement & Pension System2,195$1.27M0.03%−313−12.5%Reduced
Prasad Wealth Partners, LLC2,196$1.27M0.42%+2,196New
E. Ohman J:or Asset Management AB2,200$1.28M0.03%00.0%Unchanged
Atria Wealth Solutions, Inc.2,269$1.32M0.02%+471+26.2%Added
Verition Fund Management LLC2,284$1.32M0.01%−593−20.6%Reduced
Valley National Advisers Inc2,286$1.32M0.24%+72+3.3%Added
New Mexico Educational Retirement Board2,300$1.33M0.05%00.0%Unchanged
Redwood Investment Management, LLC2,305$1.34M0.14%+2,305New
Hennion & Walsh Asset Management, Inc.2,320$1.35M0.06%−465−16.7%Reduced
Dai-Ichi Life Insurance Company, Ltd2,325$1.35M0.04%00.0%Unchanged
Intech Investment Management LLC2,328$1.35M0.01%−572−19.7%Reduced
AG2R la Mondiale Gestion D'Actifs2,051$1.36M0.07%+2,051New
Walleye Trading LLC2,349$1.36M0.04%+2,349New
Cambridge Investment Research Advisors, Inc.2,385$1.38M0.00%−6,982−74.5%Reduced
Quantitative Investment Management, LLC2,398$1.39M0.13%−2,468−50.7%Reduced
Investment Management Corp of Ontario2,403$1.39M0.03%+2,403New
Norinchukin Bank, The2,406$1.40M0.03%+307+14.6%Added
Kovitz Investment Group Partners, LLC2,426$1.41M0.01%−914−27.4%Reduced
Greenup Street Wealth Management LLC2,427$1.41M0.28%+2,427New
CWM, LLC2,434$1.41M0.01%+1,074+79.0%Added
Metis Global Partners, LLC2,482$1.44M0.04%+350+16.4%Added
Federation des caisses Desjardins du Quebec2,559$1.48M0.01%−50−1.9%Reduced
Securian Asset Management, Inc2,578$1.50M0.05%−100−3.7%Reduced
Louisiana State Employees Retirement System2,600$1.51M0.03%00.0%Unchanged
M&T Bank Corp2,606$1.51M0.01%−515−16.5%Reduced
Boston Family Office LLC2,619$1.52M0.11%+5+0.2%Added
Commerce Bank2,626$1.52M0.01%−140−5.1%Reduced
VestGen Advisors, LLC2,674$1.55M0.07%+2,674New
Aviva PLC2,784$1.61M0.00%−47−1.7%Reduced
Atria Investments LLC2,790$1.62M0.02%−425−13.2%Reduced
Aster Capital Management (DIFC) Ltd2,664$1.63M0.30%+2,551+2,257.5%Added
Thrivent Financial for Lutherans2,737$1.63M0.00%−33,239−92.4%Reduced
Gulf International Bank (UK) Ltd2,837$1.65M0.06%−1,296−31.4%Reduced
GKV Capital Management Co., Inc.2,890$1.68M0.83%−2,956−50.6%Reduced
Modern Wealth Management, LLC2,891$1.68M0.05%+491+20.5%Added
Jackson Wealth Management, LLC2,896$1.68M0.20%+659+29.5%Added
Hartford Investment Management Co2,916$1.69M0.06%−97−3.2%Reduced