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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 2023

Institutional positions in Monolithic Power Systems, Inc. as of Dec 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
737
+90 vs. Q3 2023
Shares held
45.4M
−552.0K (−1.2%) vs. Q3 2023
Total value
$28.6B
+$7.40B (+34.9%) vs. Q3 2023
New holders
137
276 more added
Sold out
47
243 more reduced

8 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2023: 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 2023: 737 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 2023: $28.6B
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 2023

Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q3 2023.

Institutions holding MPWR in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Investment Management Corp of Ontario1,079$680.6K0.02%+1,079New
Green Alpha Advisors, LLC1,079$680.7K0.49%−254−19.1%Reduced
Barings LLC1,082$682.5K0.02%00.0%Unchanged
FJ Investments, LLC1,088$686.3K0.03%+1,088New
Prime Capital Investment Advisors, LLC1,090$687.7K0.01%+398+57.5%Added
Parkside Financial Bank & Trust1,104$696.4K0.13%+28+2.6%Added
Baker Tilly Wealth Management, LLC1,116$704.0K0.12%+56+5.3%Added
Sawtooth Solutions, LLC1,118$705.2K0.02%+100+9.8%Added
Bleakley Financial Group, LLC1,118$705.2K0.02%+100+9.8%Added
FORA Capital, LLC1,127$710.9K0.06%−6,116−84.4%Reduced
Moors & Cabot, Inc.1,131$713.4K0.04%−13−1.1%Reduced
Central Trust Co1,137$717.1K0.02%−109−8.7%Reduced
SRS Capital Advisors, Inc.1,154$727.6K0.08%+67+6.2%Added
Headlands Technologies LLC1,160$731.7K0.22%+1,110+2,220.0%Added
Tokio Marine Asset Management Co Ltd1,188$749.4K0.04%+21+1.8%Added
Empirical Finance, LLC1,192$751.9K0.05%+36+3.1%Added
Pier Capital, LLC1,195$753.8K0.11%+525+78.4%Added
Steel Peak Wealth Management LLC1,197$756.2K0.04%−756−38.7%Reduced
We Are One Seven, LLC1,209$762.6K0.04%−176−12.7%Reduced
Beverly Hills Private Wealth, LLC1,226$773.5K0.20%−151−11.0%Reduced
Global X Japan Co., Ltd.1,228$774.6K0.44%+1,228New
Veriti Management LLC1,234$778.4K0.07%+287+30.3%Added
Atom Investors LP1,250$788.5K0.14%+1,250New
Everence Capital Management Inc1,260$795.0K0.06%+1,260New
Glenmede Trust Co NA1,265$797.9K0.00%−137−9.8%Reduced
Vident Advisory, LLC1,276$804.9K0.02%+35+2.8%Added
Norden Group LLC1,282$808.7K0.14%−84−6.1%Reduced
Arlington Capital Management, Inc.1,283$809.3K0.74%+1,283New
United Capital Financial Advisers, LLC1,286$811.2K0.01%+1,286New
Squarepoint Ops LLC1,298$818.8K0.00%00.0%Unchanged
RMR Wealth Builders1,302$821.3K0.12%+5+0.4%Added
Confluence Wealth Services, Inc.1,328$837.7K0.09%+181+15.8%Added
Robeco Institutional Asset Management B.V.1,337$843.4K0.00%+969+263.3%Added
Ossiam1,341$845.9K0.01%+159+13.5%Added
Credit Agricole S A1,356$855.3K0.02%+908+202.7%Added
Public Sector Pension Investment Board1,366$861.6K0.01%−3,752−73.3%Reduced
Saturna Capital CORP1,395$879.9K0.01%−8−0.6%Reduced
Virtus ETF Advisers LLC1,414$891.9K0.57%+15+1.1%Added
Banco Bilbao Vizcaya Argentaria, S.A.1,417$893.8K0.01%−3,949−73.6%Reduced
Occudo Quantitative Strategies LP1,425$898.9K0.12%−5,657−79.9%Reduced
Edgestream Partners, L.P.1,450$914.6K0.07%−7,472−83.7%Reduced
Silvercrest Asset Management Group LLC1,472$928.5K0.01%+1,472New
Candriam Luxembourg S.C.A.1,487$938.0K0.01%−7−0.5%Reduced
Cidel Asset Management Inc1,496$943.6K0.04%+223+17.5%Added
Handelsinvest Investeringsforvaltning1,501$947.0K0.39%−6,499−81.2%Reduced
Northwestern Mutual Investment Management Company, LLC1,516$956.3K0.02%+8+0.5%Added
XTX Topco Ltd1,546$975.2K0.21%−1,109−41.8%Reduced
Heartland Bank & Trust Co1,560$984.0K0.68%−97−5.9%Reduced
Panagora Asset Management Inc1,586$1.00M0.01%00.0%Unchanged
Virtu Financial LLC1,591$1.00M0.08%+1,591New
Gilbert & Cook, Inc.1,608$1.01M0.14%+127+8.6%Added
Mount Yale Investment Advisors, LLC1,608$1.01M0.10%−42−2.5%Reduced
Groupama Asset Managment3,220$1.02M0.03%+3,220New
Norinchukin Bank, The1,636$1.03M0.02%−95−5.5%Reduced
Raymond James Trust N.A.1,670$1.05M0.03%+36+2.2%Added
MGB Wealth Management, LLC1,676$1.06M0.53%+1,676New
Kentucky Retirement Systems Insurance Trust Fund1,707$1.08M0.08%−176−9.3%Reduced
Great Lakes Advisors, LLC1,710$1.08M0.01%−8−0.5%Reduced
HighPoint Advisor Group LLC1,661$1.11M0.08%+1,661New
Prudential PLC1,773$1.12M0.01%−7−0.4%Reduced
Advisor OS, LLC1,797$1.13M0.15%−511−22.1%Reduced
E. Ohman J:or Asset Management AB1,800$1.14M0.04%−400−18.2%Reduced
Livforsakringsbolaget Skandia, Omsesidigt1,800$1.14M0.11%+100+5.9%Added
Meiji Yasuda Asset Management Co Ltd.1,803$1.14M0.05%+868+92.8%Added
Marshall Financial Group LLC1,806$1.14M0.37%+1,351+296.9%Added
Baader Bank INC1,831$1.15M0.10%+14+0.8%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.1,843$1.16M0.00%+194+11.8%Added
Dakota Wealth Management1,845$1.16M0.05%+25+1.4%Added
Stevens Capital Management LP1,864$1.18M0.29%+1,083+138.7%Added
Knowledge Leaders Capital, LLC1,880$1.19M1.87%−60−3.1%Reduced
Sherbrooke Park Advisers LLC1,884$1.19M0.56%+327+21.0%Added
Integrated Wealth Concepts LLC1,924$1.21M0.02%−28−1.4%Reduced
Metropolitan Life Insurance Co1,951$1.23M0.06%−26−1.3%Reduced
Cetera Investment Advisers2,006$1.27M0.01%+225+12.6%Added
JB Capital LLC2,044$1.29M0.10%+240+13.3%Added
Sequoia Financial Advisors, LLC2,060$1.30M0.02%+2,060New
Teacher Retirement System of Texas2,070$1.31M0.01%−1,420−40.7%Reduced
Toroso Investments, LLC2,137$1.35M0.03%+356+20.0%Added
SRN Advisors, LLC2,147$1.35M1.21%−1,113−34.1%Reduced
Pitcairn Co2,147$1.35M0.10%+320+17.5%Added
Riverstone Advisors, LLC2,151$1.36M0.88%−15−0.7%Reduced
Metis Global Partners, LLC2,198$1.39M0.06%−739−25.2%Reduced
Two Sigma Advisers, LP2,200$1.39M0.00%+1,000+83.3%Added
Seven Eight Capital, LP2,235$1.41M0.16%+1,382+162.0%Added
Knollwood Investment Advisory, LLC2,270$1.43M0.30%+2,270New
New Mexico Educational Retirement Board2,300$1.45M0.06%00.0%Unchanged
Dai-Ichi Life Insurance Company, Ltd2,325$1.47M0.03%−43−1.8%Reduced
Pier 88 Investment Partners LLC2,330$1.47M0.37%−590−20.2%Reduced
Oak Ridge Investments LLC2,341$1.48M0.17%−144−5.8%Reduced
Susquehanna Portfolio Strategies, LLC2,363$1.49M0.03%+2,363New
Brevan Howard Capital Management LP2,373$1.50M0.15%+2,373New
Mirabella Financial Services LLP2,376$1.50M0.21%−787−24.9%Reduced
GLOBALT Investments LLC2,391$1.51M0.06%+2,391New
Kestra Advisory Services, LLC2,454$1.55M0.01%+966+64.9%Added
Nebula Research & Development LLC2,476$1.56M0.47%+895+56.6%Added
Schonfeld Strategic Advisors LLC2,477$1.56M0.01%+2,477New
Captrust Financial Advisors2,491$1.57M0.01%+454+22.3%Added
Wealth Enhancement Advisory Services, LLC2,494$1.57M0.00%+452+22.1%Added
Leelyn Smith, LLC2,528$1.59M0.35%+101+4.2%Added
Keybank National Association2,601$1.64M0.01%+263+11.2%Added