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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 2022

Institutional positions in Monolithic Power Systems, Inc. as of Jun 30, 2022. 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
625
+21 vs. Q1 2022
Shares held
43.7M
−46.4K (−0.1%) vs. Q1 2022
Total value
$16.8B
−$4.37B (−20.7%) vs. Q1 2022
New holders
80
252 more added
Sold out
59
216 more reduced

7 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2022: 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 2022: 625 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 2022: $16.8B
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 2022

Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q1 2022.

Institutions holding MPWR in Q2 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Azimuth Capital Investment Management LLC53,929$20.7M1.04%+53,929New
KBC Group NV53,846$20.7M0.10%+25,863+92.4%Added
Cubist Systematic Strategies, LLC53,673$20.6M0.15%+37,099+223.8%Added
Parnassus Investments50,262$19.3M0.05%00.0%Unchanged
Public Employees Retirement Association of Colorado49,475$19.0M0.10%00.0%Unchanged
RMB Capital Management, LLC48,792$18.7M0.64%−552−1.1%Reduced
Public Employees Retirement System of Ohio46,730$17.9M0.08%+22,783+95.1%Added
Whittier Trust Co46,710$17.9M0.36%+506+1.1%Added
Ameriprise Financial Inc47,053$17.9M0.01%+1,712+3.8%Added
Nicholas Investment Partners, LP45,844$17.6M1.66%−11,076−19.5%Reduced
Amundi44,056$17.4M0.01%−61,651−58.3%Reduced
Eaton Vance Management45,383$17.4M0.02%+3,516+8.4%Added
Great West Life Assurance Co44,925$17.3M0.05%+28,677+176.5%Added
Jennison Associates LLC44,037$16.9M0.02%−33,680−43.3%Reduced
New York State Teachers Retirement System42,830$16.4M0.04%+3,635+9.3%Added
Jag Capital Management, LLC41,616$16.0M1.97%−18,126−30.3%Reduced
Natixis Investment Managers International40,730$15.6M0.32%−750−1.8%Reduced
Gilder Gagnon Howe & Co LLC40,259$15.5M0.28%−2,101−5.0%Reduced
LPL Financial LLC39,306$15.1M0.01%+1,006+2.6%Added
Prudential Financial Inc38,353$14.9M0.02%−1,893−4.7%Reduced
Twin Tree Management, LP38,474$14.8M0.28%+38,474New
Quadrature Capital Ltd37,241$14.3M0.60%+9,242+33.0%Added
Congress Wealth Management LLC36,798$14.1M0.36%−1,444−3.8%Reduced
Hantz Financial Services, Inc.36,653$14.1M0.48%−681−1.8%Reduced
State of Wisconsin Investment Board35,465$13.6M0.04%−6,805−16.1%Reduced
Voloridge Investment Management, LLC34,460$13.2M0.07%+22,228+181.7%Added
Twinbeech Capital LP34,333$13.2M0.59%+34,333New
Mitsubishi UFJ Trust & Banking Corp33,558$12.9M0.03%+372+1.1%Added
Worldquant Millennium Advisors LLC33,156$12.7M0.36%00.0%Unchanged
Squarepoint Ops LLC32,392$12.4M0.11%+25,376+361.7%Added
Panagora Asset Management Inc31,710$12.2M0.08%−4,715−12.9%Reduced
Robeco Institutional Asset Management B.V.30,956$11.9M0.04%+883+2.9%Added
Intech Investment Management LLC29,944$11.5M0.07%+29,944New
Pictet Asset Management SA29,203$11.2M0.02%−4,571−13.5%Reduced
Toronto Dominion Bank28,467$10.9M0.02%+684+2.5%Added
Arcadia Investment Management Corp27,879$10.7M2.39%+206+0.7%Added
Bank of Montreal25,516$10.7M0.01%−585−2.2%Reduced
Russell Investments Group, Ltd.27,542$10.6M0.02%−2,272−7.6%Reduced
State of Alaska, Department of Revenue27,478$10.6M0.13%+11,317+70.0%Added
Capital Fund Management S.A.27,098$10.4M0.28%+12,410+84.5%Added
Chevy Chase Trust Holdings, Inc.26,478$10.2M0.04%+428+1.6%Added
State of New Jersey Common Pension Fund D26,038$10.0M0.04%+408+1.6%Added
Asset Management One Co.,Ltd.25,742$9.88M0.05%−796−3.0%Reduced
APG Asset Management N.V.26,698$9.81M0.02%+6,803+34.2%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.25,153$9.66M0.04%+2,818+12.6%Added
AXA S.A.25,125$9.65M0.04%−78,795−75.8%Reduced
USS Investment Management Ltd24,939$9.58M0.10%−6,499−20.7%Reduced
Analog Century Management LP24,750$9.51M5.16%−2,100−7.8%Reduced
Pinpoint Asset Management Ltd24,700$9.49M3.92%−100−0.4%Reduced
Aviva PLC24,538$9.42M0.05%+7,540+44.4%Added
Nomura Asset Management Co Ltd24,414$9.38M0.06%+473+2.0%Added
Whittier Trust Co of Nevada Inc24,325$9.34M0.39%+1,936+8.6%Added
Advisor Group Holdings, Inc.24,041$9.19M0.02%−178−0.7%Reduced
Susquehanna International Group, LLP23,313$8.95M0.02%−1,783−7.1%Reduced
Snowden Capital Advisors LLC23,010$8.84M0.40%−1,234−5.1%Reduced
US Bancorp22,569$8.67M0.02%−530−2.3%Reduced
1832 Asset Management L.P.21,600$8.29M0.02%+21,600New
EULAV Asset Management21,569$8.28M0.34%00.0%Unchanged
Acadian Asset Management LLC21,371$8.21M0.04%+15,568+268.3%Added
Janney Montgomery Scott LLC21,068$8.16M0.04%+1,024+5.1%Added
Korea Investment CORP21,200$8.14M0.02%−7,800−26.9%Reduced
Vontobel Holding Ltd.20,168$7.91M0.09%+2,996+17.4%Added
Geneva Capital Management LLC20,595$7.91M0.18%+14,902+261.8%Added
Stifel Financial Corp20,578$7.90M0.01%+3,808+22.7%Added
Tudor Investment Corp Et Al19,391$7.45M0.22%+19,391New
Treasurer of the State of North Carolina19,193$7.37M0.05%+2,492+14.9%Added
Illinois Municipal Retirement Fund17,297$6.64M0.16%+14,110+442.7%Added
Engineers Gate Manager LP16,014$6.15M0.23%+13,917+663.7%Added
Sit Investment Associates Inc15,708$6.03M0.18%+1,190+8.2%Added
Thornburg Investment Management Inc15,418$5.92M0.09%−9,111−37.1%Reduced
LMR Partners LLP15,000$5.76M0.12%+15,000New
Royal London Asset Management Ltd14,921$5.73M0.03%00.0%Unchanged
Canada Pension Plan Investment Board14,889$5.72M0.01%+14,700+7,777.8%Added
Retirement Systems of Alabama14,535$5.58M0.02%+178+1.2%Added
Qube Research & Technologies Ltd14,107$5.42M0.04%+14,107New
Zevenbergen Capital Investments LLC14,085$5.41M0.25%+350+2.5%Added
Nisa Investment Advisors, LLC14,020$5.38M0.05%+2,100+17.6%Added
MetLife Investment Management13,704$5.26M0.04%−153−1.1%Reduced
First Hawaiian Bank13,434$5.16M0.19%−246−1.8%Reduced
Wealth Enhancement Advisory Services, LLC12,937$5.12M0.07%+12,937New
Blair William & Co13,283$5.10M0.02%+2,948+28.5%Added
State of Michigan Retirement System13,195$5.07M0.03%+1,525+13.1%Added
Skandinaviska Enskilda Banken AB (publ)13,012$5.00M0.04%+868+7.1%Added
American International Group, Inc.12,967$4.98M0.03%−331−2.5%Reduced
Healthcare of Ontario Pension Plan Trust Fund12,889$4.95M0.02%+10,612+466.1%Added
Amalgamated Bank12,852$4.94M0.05%−4,722−26.9%Reduced
Ergoteles LLC12,775$4.91M0.15%+12,775New
Boothbay Fund Management, LLC12,457$4.78M0.17%+1,154+10.2%Added
Arizona State Retirement System12,331$4.74M0.05%+142+1.2%Added
Westwood Holdings Group Inc.12,268$4.71M0.05%+42+0.3%Added
Taylor Frigon Capital Management LLC12,065$4.63M2.41%−749−5.8%Reduced
Raymond James Financial Services Advisors, Inc.11,966$4.60M0.01%−1,890−13.6%Reduced
Covenant Asset Management, LLC11,961$4.59M1.77%−369−3.0%Reduced
ProShare Advisors LLC11,950$4.59M0.02%−4,235−26.2%Reduced
Comerica Bank10,579$4.51M0.04%+180+1.7%Added
Tower Research Capital LLC (TRC)11,673$4.48M0.10%−11,370−49.3%Reduced
Weiss Multi-Strategy Advisers LLC11,500$4.42M0.14%+11,500New
Zurcher Kantonalbank (Zurich Cantonalbank)11,484$4.41M0.03%−1,512−11.6%Reduced
Synovus Financial Corp11,387$4.38M0.05%−346−2.9%Reduced
Yousif Capital Management, LLC11,177$4.29M0.06%+50.0%Added