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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
State of Wisconsin Investment Board35,465$13.6M0.04%−6,805−16.1%Reduced
Hantz Financial Services, Inc.36,653$14.1M0.48%−681−1.8%Reduced
Congress Wealth Management LLC36,798$14.1M0.36%−1,444−3.8%Reduced
Quadrature Capital Ltd37,241$14.3M0.60%+9,242+33.0%Added
Twin Tree Management, LP38,474$14.8M0.28%+38,474New
Prudential Financial Inc38,353$14.9M0.02%−1,893−4.7%Reduced
LPL Financial LLC39,306$15.1M0.01%+1,006+2.6%Added
Gilder Gagnon Howe & Co LLC40,259$15.5M0.28%−2,101−5.0%Reduced
Natixis Investment Managers International40,730$15.6M0.32%−750−1.8%Reduced
Jag Capital Management, LLC41,616$16.0M1.97%−18,126−30.3%Reduced
New York State Teachers Retirement System42,830$16.4M0.04%+3,635+9.3%Added
Jennison Associates LLC44,037$16.9M0.02%−33,680−43.3%Reduced
Great West Life Assurance Co44,925$17.3M0.05%+28,677+176.5%Added
Eaton Vance Management45,383$17.4M0.02%+3,516+8.4%Added
Amundi44,056$17.4M0.01%−61,651−58.3%Reduced
Nicholas Investment Partners, LP45,844$17.6M1.66%−11,076−19.5%Reduced
Ameriprise Financial Inc47,053$17.9M0.01%+1,712+3.8%Added
Whittier Trust Co46,710$17.9M0.36%+506+1.1%Added
Public Employees Retirement System of Ohio46,730$17.9M0.08%+22,783+95.1%Added
RMB Capital Management, LLC48,792$18.7M0.64%−552−1.1%Reduced
Public Employees Retirement Association of Colorado49,475$19.0M0.10%00.0%Unchanged
Parnassus Investments50,262$19.3M0.05%00.0%Unchanged
Cubist Systematic Strategies, LLC53,673$20.6M0.15%+37,099+223.8%Added
KBC Group NV53,846$20.7M0.10%+25,863+92.4%Added
Azimuth Capital Investment Management LLC53,929$20.7M1.04%+53,929New
Pembroke Management, LTD54,919$21.1M2.18%+8,491+18.3%Added
Loomis Sayles & Co L P55,111$21.2M0.04%−2,730−4.7%Reduced
Woodline Partners LP56,023$21.5M0.35%+56,023New
Credit Suisse AG56,030$21.5M0.02%+6,383+12.9%Added
Lazard Asset Management LLC56,374$21.6M0.03%−4,948−8.1%Reduced
Mirae Asset Global Investments Co., Ltd.57,442$22.1M0.06%+12,463+27.7%Added
State Board of Administration of Florida Retirement System57,928$22.2M0.05%+5,471+10.4%Added
Natixis Advisors, L.P.62,220$23.9M0.11%−1,056−1.7%Reduced
Manufacturers Life Insurance Company, The62,184$24.0M0.02%−35,735−36.5%Reduced
Wells Fargo & Company63,148$24.3M0.01%−25,360−28.7%Reduced
Adage Capital Partners GP, L.L.C.68,585$26.3M0.06%−19,500−22.1%Reduced
UBS Group AG68,611$26.3M0.01%−32,795−32.3%Reduced
AQR Capital Management LLC69,939$26.8M0.06%−32,527−31.7%Reduced
Raymond James & Associates69,807$26.8M0.03%+4,352+6.6%Added
Glenmede Trust Co NA70,208$27.0M0.16%−2,824−3.9%Reduced
California State Teachers Retirement System74,290$28.5M0.05%+1,104+1.5%Added
HSBC Holdings PLC74,886$29.0M0.04%+1,918+2.6%Added
National Pension Service75,566$29.0M0.06%+740+1.0%Added
First Trust Advisors LP75,819$29.1M0.04%+5,142+7.3%Added
Thrivent Financial for Lutherans84,072$32.3M0.09%−27,125−24.4%Reduced
California Public Employees Retirement System90,077$34.6M0.03%−2,815−3.0%Reduced
Barclays PLC91,133$35.0M0.04%−53,436−37.0%Reduced
Segall Bryant & Hamill, LLC93,174$35.8M0.40%−14,622−13.6%Reduced
Deutsche Bank AG94,612$36.3M0.02%−9,751−9.3%Reduced
Renaissance Technologies LLC95,586$36.7M0.04%−57,940−37.7%Reduced
Teacher Retirement System of Texas95,725$36.8M0.25%−7,126−6.9%Reduced
Rhumbline Advisers96,543$37.1M0.05%+7,122+8.0%Added
Royal Bank of Canada98,164$37.7M0.01%−12,156−11.0%Reduced
Grandeur Peak Global Advisors, LLC100,567$38.6M2.40%+4,207+4.4%Added
Frontier Capital Management Co LLC102,170$39.2M0.45%+79,696+354.6%Added
Jupiter Asset Management Ltd111,873$43.0M0.60%+27,191+32.1%Added
Eventide Asset Management, LLC117,848$45.3M0.97%00.0%Unchanged
Point72 Asset Management, L.P.119,500$45.9M0.22%+119,500New
Holocene Advisors, LP121,355$46.6M0.28%+121,355New
Voya Investment Management LLC125,947$48.4M0.12%−47,726−27.5%Reduced
Sumitomo Mitsui Trust Holdings, Inc.127,230$48.9M0.04%+5,956+4.9%Added
Ensign Peak Advisors, Inc129,351$49.7M0.12%−41,340−24.2%Reduced
Dimensional Fund Advisors LP131,620$50.5M0.02%−16,350−11.0%Reduced
Marshall Wace, LLP133,108$51.1M0.12%+7,559+6.0%Added
Citigroup Inc133,806$51.4M0.07%−31,289−19.0%Reduced
Envestnet Asset Management Inc134,628$51.7M0.03%+3,246+2.5%Added
Millennium Management LLC143,306$55.0M0.07%+67,370+88.7%Added
Principal Financial Group Inc144,782$55.6M0.04%+6,016+4.3%Added
BNP Paribas Arbitrage, SA147,035$56.5M0.13%+96,834+192.9%Added
TD Asset Management Inc149,127$57.3M0.07%−10,218−6.4%Reduced
New York State Common Retirement Fund153,855$59.1M0.08%−11,734−7.1%Reduced
Vaughan Nelson Investment Management, L.P.155,022$59.5M0.80%−3,455−2.2%Reduced
Citadel Advisors LLC155,686$59.8M0.08%−140,528−47.4%Reduced
Victory Capital Management Inc156,422$60.1M0.07%−40,500−20.6%Reduced
Baird Financial Group, Inc.156,661$60.2M0.17%−77,674−33.1%Reduced
Los Angeles Capital Management LLC156,673$60.2M0.30%+79,297+102.5%Added
Cavalry Management Group, LLC159,401$61.2M5.98%+10,306+6.9%Added
TimesSquare Capital Management, LLC163,800$62.9M0.88%−12,250−7.0%Reduced
Rafferty Asset Management, LLC166,382$63.9M0.59%−32,775−16.5%Reduced
STRS Ohio168,200$64.6M0.29%−11,152−6.2%Reduced
Summit Partners Public Asset Management, LLC172,468$66.2M5.25%+10,849+6.7%Added
UBS Asset Management Americas Inc174,630$67.1M0.04%+23,117+15.3%Added
DekaBank Deutsche Girozentrale174,963$68.1M0.20%−113,505−39.3%Reduced
Fred Alger Management, LLC181,815$69.8M0.33%−133,412−42.3%Reduced
Swiss National Bank191,689$73.6M0.05%+2,100+1.1%Added
Allianz Asset Management GmbH193,295$74.2M0.07%+40,252+26.3%Added
Wellington Management Group LLP198,845$76.4M0.02%−620−0.3%Reduced
SEI Investments Co200,350$76.9M0.17%+32,039+19.0%Added
Goldman Sachs Group Inc229,311$88.1M0.03%−3,766−1.6%Reduced
Charles Schwab Investment Management Inc233,687$89.7M0.03%+7,266+3.2%Added
Robeco Schweiz AG235,425$90.4M1.61%00.0%Unchanged
Eagle Asset Management Inc274,302$105.3M0.66%+6,139+2.3%Added
Polar Capital Holdings Plc297,364$114.2M0.88%+108,965+57.8%Added
Van Eck Associates Corp306,634$117.8M0.31%−27,407−8.2%Reduced
Wasatch Advisors Inc321,427$123.4M0.78%−60,560−15.9%Reduced
Legal & General Group Plc323,985$124.4M0.04%+40,873+14.4%Added
Morgan Stanley326,541$125.4M0.02%+221,827+211.8%Added
Lord, Abbett & Co. LLC335,232$128.7M0.46%+2,591+0.8%Added
Bank of New York Mellon Corp339,820$130.5M0.03%+10,820+3.3%Added
Congress Asset Management Co384,544$147.7M1.41%+40,319+11.7%Added