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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 $65.7B 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: 631 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: $21.6BQ1 2022: $21.4BQ2 2022: $16.8BQ3 2022: $16.7BQ4 2022: $16.6BQ1 2023: $24.5BQ2 2023: $25.4BQ3 2023: $21.3BQ4 2023: $29.8BQ1 2024: $32.6BQ2 2024: $39.7BQ3 2024: $43.6BQ4 2024: $27.6BQ1 2025: $27.2BQ2 2025: $34.8BQ3 2025: $43.8BQ4 2025: $44.9BQ1 2026: $51.6BQ2 2026: $65.7B
Institutions holding MPWR and their total value by quarter
QuarterHoldersValue
Q2 20261,250$65.7B
Q1 20261,124$51.6B
Q4 20251,061$44.9B
Q3 2025981$43.8B
Q2 2025907$34.8B
Q1 2025862$27.2B
Q4 2024864$27.6B
Q3 2024885$43.6B
Q2 2024838$39.7B
Q1 2024807$32.6B
Q4 2023737$29.8B
Q3 2023655$21.3B
Q2 2023652$25.4B
Q1 2023669$24.5B
Q4 2022611$16.6B
Q3 2022631$16.7B
Q2 2022625$16.8B
Q1 2022611$21.4B
Q4 2021627$21.6B
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
BlackRock Inc.5,764,626$2.21B0.07%−484,856−7.8%Reduced
Vanguard Group Inc4,953,493$1.90B0.05%+80,530+1.7%Added
State Street Corp1,747,197$672.3M0.04%−69,292−3.8%Reduced
Franklin Resources Inc1,630,017$626.0M0.31%+75,816+4.9%Added
Price T Rowe Associates Inc1,466,393$563.2M0.07%−38,725−2.6%Reduced
Invesco Ltd.1,340,807$514.9M0.16%−83,259−5.8%Reduced
Massachusetts Financial Services Co1,273,178$489.0M0.17%+143,285+12.7%Added
Nuveen Asset Management, LLC953,295$366.1M0.14%+1,472+0.2%Added
Brown Advisory Inc935,254$359.2M0.68%−102,858−9.9%Reduced
Geode Capital Management, LLC892,814$342.3M0.05%+8,452+1.0%Added
FMR LLC795,879$305.6M0.03%+443,857+126.1%Added
Macquarie Group Ltd786,825$302.2M0.34%−84,100−9.7%Reduced
Artisan Partners Limited Partnership772,908$296.8M0.50%−16,110−2.0%Reduced
Whale Rock Capital Management LLC729,061$280.0M8.32%−30,473−4.0%Reduced
Bank of America Corp680,416$261.3M0.03%+28,441+4.4%Added
Neuberger Berman Group LLC514,455$200.5M0.20%−103,009−16.7%Reduced
Alliancebernstein L.P.515,768$198.1M0.09%−86,717−14.4%Reduced
Clearbridge Investments, LLC468,235$179.8M0.17%+297+0.1%Added
American Century Companies Inc466,156$179.0M0.15%+73,306+18.7%Added
Northern Trust Corp452,902$173.9M0.04%+8,756+2.0%Added
JPMorgan Chase & Co438,457$168.4M0.02%+9,168+2.1%Added
Impax Asset Management Group plc421,909$161.3M0.79%−11,906−2.7%Reduced
Allspring Global Investments Holdings, LLC419,609$161.1M0.27%−145,118−25.7%Reduced
Norges Bank417,691$160.4M0.04%+23,945+6.1%Added
Earnest Partners LLC392,047$150.6M1.00%+15,693+4.2%Added
Congress Asset Management Co384,544$147.7M1.41%+40,319+11.7%Added
Bank of New York Mellon Corp339,820$130.5M0.03%+10,820+3.3%Added
Lord, Abbett & Co. LLC335,232$128.7M0.46%+2,591+0.8%Added
Morgan Stanley326,541$125.4M0.02%+221,827+211.8%Added
Legal & General Group Plc323,985$124.4M0.04%+40,873+14.4%Added
Wasatch Advisors Inc321,427$123.4M0.78%−60,560−15.9%Reduced
Van Eck Associates Corp306,634$117.8M0.31%−27,407−8.2%Reduced
Polar Capital Holdings Plc297,364$114.2M0.67%+108,965+57.8%Added
Eagle Asset Management Inc274,302$105.3M0.66%+6,139+2.3%Added
Robeco Schweiz AG235,425$90.4M1.61%00.0%Unchanged
Charles Schwab Investment Management Inc233,687$89.7M0.03%+7,266+3.2%Added
Goldman Sachs Group Inc229,311$88.1M0.03%−3,766−1.6%Reduced
SEI Investments Co200,350$76.9M0.17%+32,039+19.0%Added
Wellington Management Group LLP198,845$76.4M0.02%−620−0.3%Reduced
Allianz Asset Management GmbH193,295$74.2M0.07%+40,252+26.3%Added
Swiss National Bank191,689$73.6M0.05%+2,100+1.1%Added
Fred Alger Management, LLC181,815$69.8M0.33%−133,412−42.3%Reduced
DekaBank Deutsche Girozentrale174,963$68.1M0.20%−113,505−39.3%Reduced
UBS Asset Management Americas Inc174,630$67.1M0.04%+23,117+15.3%Added
Summit Partners Public Asset Management, LLC172,468$66.2M5.25%+10,849+6.7%Added
STRS Ohio168,200$64.6M0.29%−11,152−6.2%Reduced
Rafferty Asset Management, LLC166,382$63.9M0.59%−32,775−16.5%Reduced
TimesSquare Capital Management, LLC163,800$62.9M0.88%−12,250−7.0%Reduced
Cavalry Management Group, LLC159,401$61.2M5.98%+10,306+6.9%Added
Los Angeles Capital Management LLC156,673$60.2M0.30%+79,297+102.5%Added
Baird Financial Group, Inc.156,661$60.2M0.17%−77,674−33.1%Reduced
Victory Capital Management Inc156,422$60.1M0.07%−40,500−20.6%Reduced
Citadel Advisors LLC155,686$59.8M0.08%−140,528−47.4%Reduced
Vaughan Nelson Investment Management, L.P.155,022$59.5M0.80%−3,455−2.2%Reduced
New York State Common Retirement Fund153,855$59.1M0.08%−11,734−7.1%Reduced
TD Asset Management Inc149,127$57.3M0.07%−10,218−6.4%Reduced
BNP Paribas Arbitrage, SA147,035$56.5M0.13%+96,834+192.9%Added
Principal Financial Group Inc144,782$55.6M0.04%+6,016+4.3%Added
Millennium Management LLC143,306$55.0M0.07%+67,370+88.7%Added
Envestnet Asset Management Inc134,628$51.7M0.03%+3,246+2.5%Added
Citigroup Inc133,806$51.4M0.07%−31,289−19.0%Reduced
Marshall Wace, LLP133,108$51.1M0.12%+7,559+6.0%Added
Dimensional Fund Advisors LP131,620$50.5M0.02%−16,350−11.0%Reduced
Ensign Peak Advisors, Inc129,351$49.7M0.12%−41,340−24.2%Reduced
Sumitomo Mitsui Trust Holdings, Inc.127,230$48.9M0.04%+5,956+4.9%Added
Voya Investment Management LLC125,947$48.4M0.12%−47,726−27.5%Reduced
Holocene Advisors, LP121,355$46.6M0.28%+121,355New
Point72 Asset Management, L.P.119,500$45.9M0.22%+119,500New
Eventide Asset Management, LLC117,848$45.3M0.97%00.0%Unchanged
Jupiter Asset Management Ltd111,873$43.0M0.60%+27,191+32.1%Added
Frontier Capital Management Co LLC102,170$39.2M0.45%+79,696+354.6%Added
Grandeur Peak Global Advisors, LLC100,567$38.6M2.40%+4,207+4.4%Added
Royal Bank of Canada98,164$37.7M0.01%−12,156−11.0%Reduced
Rhumbline Advisers96,543$37.1M0.05%+7,122+8.0%Added
Teacher Retirement System of Texas95,725$36.8M0.25%−7,126−6.9%Reduced
Renaissance Technologies LLC95,586$36.7M0.04%−57,940−37.7%Reduced
Deutsche Bank AG94,612$36.3M0.02%−9,751−9.3%Reduced
Segall Bryant & Hamill, LLC93,174$35.8M0.40%−14,622−13.6%Reduced
Barclays PLC91,133$35.0M0.04%−53,436−37.0%Reduced
California Public Employees Retirement System90,077$34.6M0.03%−2,815−3.0%Reduced
Thrivent Financial for Lutherans84,072$32.3M0.09%−27,125−24.4%Reduced
First Trust Advisors LP75,819$29.1M0.04%+5,142+7.3%Added
National Pension Service75,566$29.0M0.06%+740+1.0%Added
HSBC Holdings PLC74,886$29.0M0.04%+1,918+2.6%Added
California State Teachers Retirement System74,290$28.5M0.05%+1,104+1.5%Added
Glenmede Trust Co NA70,208$27.0M0.16%−2,824−3.9%Reduced
Raymond James & Associates69,807$26.8M0.03%+4,352+6.6%Added
AQR Capital Management LLC69,939$26.8M0.06%−32,527−31.7%Reduced
UBS Group AG68,611$26.3M0.01%−32,795−32.3%Reduced
Adage Capital Partners GP, L.L.C.68,585$26.3M0.06%−19,500−22.1%Reduced
Wells Fargo & Company63,148$24.3M0.01%−25,360−28.7%Reduced
Manufacturers Life Insurance Company, The62,184$24.0M0.02%−35,735−36.5%Reduced
Natixis Advisors, L.P.62,220$23.9M0.11%−1,056−1.7%Reduced
State Board of Administration of Florida Retirement System57,928$22.2M0.05%+5,471+10.4%Added
Mirae Asset Global Investments Co., Ltd.57,442$22.1M0.06%+12,463+27.7%Added
Lazard Asset Management LLC56,374$21.6M0.03%−4,948−8.1%Reduced
Credit Suisse AG56,030$21.5M0.02%+6,383+12.9%Added
Woodline Partners LP56,023$21.5M0.35%+56,023New
Loomis Sayles & Co L P55,111$21.2M0.04%−2,730−4.7%Reduced
Pembroke Management, LTD54,919$21.1M2.18%+8,491+18.3%Added