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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, Q2 2024

Institutional positions in Monolithic Power Systems, Inc. as of Jun 30, 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
838
+40 vs. Q1 2024
Shares held
46.9M
+961.3K (+2.1%) vs. Q1 2024
Total value
$38.6B
+$7.44B (+23.9%) vs. Q1 2024
New holders
120
324 more added
Sold out
80
284 more reduced

9 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2024: 838 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 heldQ2 2024: $38.6B
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, Q2 2024

Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q1 2024.

Institutions holding MPWR in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Allspring Global Investments Holdings, LLC218,869$179.8M0.29%−18,992−8.0%Reduced
Earnest Partners LLC226,437$186.1M0.87%−64,439−22.2%Reduced
Legal & General Group Plc230,650$189.5M0.05%−24,824−9.7%Reduced
American Century Companies Inc235,508$193.5M0.12%+1,262+0.5%Added
UBS Asset Management Americas Inc236,407$194.3M0.06%+36,938+18.5%Added
Pictet Asset Management Holding SA238,425$195.8M0.22%−15,008−5.9%Reduced
Voya Investment Management LLC243,163$199.8M0.20%+6,913+2.9%Added
Congress Asset Management Co243,330$199.9M1.43%−7,824−3.1%Reduced
CIBC Private Wealth Group, LLC243,613$207.5M0.39%+97,129+66.3%Added
Kayne Anderson Rudnick Investment Management LLC275,979$226.8M0.55%+34,557+14.3%Added
Barclays PLC306,765$252.1M0.12%−7,001−2.2%Reduced
Charles Schwab Investment Management Inc308,619$253.6M0.05%+14,304+4.9%Added
Bank of New York Mellon Corp327,370$269.0M0.05%−4,745−1.4%Reduced
Citigroup Inc329,832$271.0M0.26%+81,516+32.8%Added
Capital Research Global Investors352,343$289.5M0.06%−175,053−33.2%Reduced
Van Eck Associates Corp354,461$291.3M0.41%+33,287+10.4%Added
Artisan Partners Limited Partnership359,099$295.1M0.45%−28,107−7.3%Reduced
Macquarie Group Ltd362,181$297.6M0.34%−84,216−18.9%Reduced
Rafferty Asset Management, LLC395,286$324.8M1.21%−30,272−7.1%Reduced
Morgan Stanley418,996$344.3M0.03%−74,167−15.0%Reduced
Northern Trust Corp432,197$355.1M0.06%−110.0%Reduced
Vaughan Nelson Investment Management, L.P.465,907$382.8M3.53%−17,905−3.7%Reduced
Alliancebernstein L.P.498,331$409.5M0.14%+204,758+69.7%Added
Goldman Sachs Group Inc510,024$419.1M0.08%+98,405+23.9%Added
Norges Bank651,897$535.7M0.08%+21,932+3.5%Added
Bank of America Corp800,082$657.4M0.06%−5,935−0.7%Reduced
Massachusetts Financial Services Co941,376$773.5M0.24%−43,665−4.4%Reduced
Brown Advisory Inc987,439$811.4M1.06%−49,344−4.8%Reduced
Wellington Management Group LLP1,103,974$907.1M0.16%+150,337+15.8%Added
JPMorgan Chase & Co1,132,839$930.8M0.08%+147,694+15.0%Added
Invesco Ltd.1,161,114$954.1M0.20%−39,385−3.3%Reduced
Geode Capital Management, LLC1,200,326$983.8M0.09%+52,451+4.6%Added
Price T Rowe Associates Inc1,658,486$1.36B0.16%−501,476−23.2%Reduced
Franklin Resources Inc1,755,346$1.44B0.44%−39,210−2.2%Reduced
State Street Corp2,042,468$1.68B0.07%+47,877+2.4%Added
FMR LLC3,157,960$2.59B0.17%+348,590+12.4%Added
Vanguard Group Inc5,695,096$4.68B0.09%+175,156+3.2%Added
BlackRock Inc.5,907,349$4.85B0.11%+542,434+10.1%Added
Twinbeech Capital LP0$00.00%−61,453−100.0%Sold out
Cubist Systematic Strategies, LLC0$00.00%−17,412−100.0%Sold out
Point72 Hong Kong Ltd0$00.00%−15,077−100.0%Sold out
American International Group, Inc.0$00.00%−13,399−100.0%Sold out
Texas Permanent School Fund0$00.00%−9,930−100.0%Sold out
Formula Growth Ltd0$00.00%−9,830−100.0%Sold out
Liontrust Investment Partners LLP0$00.00%−9,300−100.0%Sold out
Pearl River Capital, LLC0$00.00%−7,608−100.0%Sold out
SMI Advisory Services, LLC0$00.00%−6,099−100.0%Sold out
Lecap Asset Management Ltd0$00.00%−5,587−100.0%Sold out
Hel Ved Capital Management Ltd0$00.00%−4,725−100.0%Sold out
Magnetar Financial LLC0$00.00%−4,300−100.0%Sold out
Executive Wealth Management, LLC0$00.00%−4,010−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−3,716−100.0%Sold out
Retireful, LLC0$00.00%−3,341−100.0%Sold out
Headlands Technologies LLC0$00.00%−3,320−100.0%Sold out
Stevens Capital Management LP0$00.00%−3,315−100.0%Sold out
PDT Partners, LLC0$00.00%−3,202−100.0%Sold out
Nebula Research & Development LLC0$00.00%−3,190−100.0%Sold out
Dynamic Technology Lab Private Ltd0$00.00%−2,822−100.0%Sold out
Centiva Capital, LP0$00.00%−2,198−100.0%Sold out
JT Stratford LLC0$00.00%−2,189−100.0%Sold out
JB Capital LLC0$00.00%−2,134−100.0%Sold out
Quantbot Technologies LP0$00.00%−2,092−100.0%Sold out
Prescott Group Capital Management, L.L.C.0$00.00%−2,000−100.0%Sold out
Metropolitan Life Insurance Co0$00.00%−1,937−100.0%Sold out
Highland Capital Management, LLC0$00.00%−1,802−100.0%Sold out
Semanteon Capital Management, LP0$00.00%−1,678−100.0%Sold out
Greenland Capital Management LP0$00.00%−1,663−100.0%Sold out
Walleye Trading LLC0$00.00%−1,632−100.0%Sold out
Fox Run Management, L.L.C.0$00.00%−1,580−100.0%Sold out
China Universal Asset Management Co., Ltd.0$00.00%−1,500−100.0%Sold out
Susquehanna Fundamental Investments, LLC0$00.00%−1,401−100.0%Sold out
Caxton Associates LP0$00.00%−1,400−100.0%Sold out
Seven Eight Capital, LP0$00.00%−1,376−100.0%Sold out
Balentine LLC0$00.00%−1,348−100.0%Sold out
Arlington Capital Management, Inc.0$00.00%−1,301−100.0%Sold out
Barings LLC0$00.00%−1,119−100.0%Sold out
Baker Tilly Wealth Management, LLC0$00.00%−1,040−100.0%Sold out
Lombard Odier Asset Management (Switzerland) SA0$00.00%−1,019−100.0%Sold out
Private Advisory Group LLC0$00.00%−998−100.0%Sold out
XTX Topco Ltd0$00.00%−821−100.0%Sold out
Aquatic Capital Management LLC0$00.00%−800−100.0%Sold out
Lincoln National Corp0$00.00%−738−100.0%Sold out
Y-Intercept (Hong Kong) Ltd0$00.00%−730−100.0%Sold out
ISAM Funds (UK) Ltd0$00.00%−660−100.0%Sold out
Boothbay Fund Management, LLC0$00.00%−649−100.0%Sold out
ClearAlpha Technologies LP0$00.00%−595−100.0%Sold out
Blueshift Asset Management, LLC0$00.00%−583−100.0%Sold out
Oak Thistle LLC0$00.00%−578−100.0%Sold out
FNY Investment Advisers, LLC0$00.00%−550−100.0%Sold out
Foundry Partners, LLC0$00.00%−522−100.0%Sold out
MQS Management LLC0$00.00%−495−100.0%Sold out
Old National Bancorp0$00.00%−493−100.0%Sold out
Brevan Howard Capital Management LP0$00.00%−474−100.0%Sold out
Braun-Bostich & Associates Inc.0$00.00%−403−100.0%Sold out
Connor, Clark & Lunn Investment Management Ltd.0$00.00%−400−100.0%Sold out
Algert Global LLC0$00.00%−397−100.0%Sold out
Artemis Investment Management LLP0$00.00%−392−100.0%Sold out
Duality Advisers, LP0$00.00%−388−100.0%Sold out
Mitchell Capital Management Co0$00.00%−383−100.0%Sold out
CoreCap Advisors, LLC0$00.00%−362−100.0%Sold out