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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, Q3 2022

Institutional positions in Monolithic Power Systems, Inc. as of Sep 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
630
+10 vs. Q2 2022
Shares held
45.7M
+2.03M (+4.7%) vs. Q2 2022
Total value
$16.6B
−$158.2M (−0.9%) vs. Q2 2022
New holders
81
257 more added
Sold out
71
230 more reduced

5 institutions that held it in Q2 2022 haven't filed for Q3 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2022: 630 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 heldQ3 2022: $16.6B
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, Q3 2022

Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q2 2022.

Institutions holding MPWR in Q3 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Westwood Holdings Group Inc.12,140$4.41M0.05%−128−1.0%Reduced
Taylor Frigon Capital Management LLC12,082$4.39M2.29%+17+0.1%Added
First Hawaiian Bank11,631$4.23M0.16%−1,803−13.4%Reduced
Standard Life Aberdeen plc11,211$4.07M0.01%+356+3.3%Added
Synovus Financial Corp11,182$4.06M0.05%−205−1.8%Reduced
HRT Financial LP11,087$4.03M0.04%+7,466+206.2%Added
Yousif Capital Management, LLC11,031$4.01M0.06%−146−1.3%Reduced
Fifth Third Bancorp10,893$3.96M0.02%+2,898+36.2%Added
Schroder Investment Management Group10,539$3.83M0.01%+1,309+14.2%Added
Truist Financial Corp10,366$3.77M0.01%−91−0.9%Reduced
Magnetar Financial LLC10,258$3.73M0.05%+10,258New
Storebrand Asset Management AS9,990$3.63M0.02%+1,141+12.9%Added
Covenant Asset Management, LLC9,976$3.63M1.46%−1,985−16.6%Reduced
Quantbot Technologies LP9,919$3.60M0.27%+3,162+46.8%Added
Oppenheimer Asset Management Inc.9,640$3.50M0.06%−548−5.4%Reduced
Comerica Bank10,557$3.49M0.03%−22−0.2%Reduced
Forsta Ap-Fonden9,500$3.45M0.04%+1,500+18.8%Added
MML Investors Services, LLC9,366$3.40M0.03%+173+1.9%Added
Meeder Asset Management Inc9,268$3.37M0.19%+8,445+1,026.1%Added
LGT Group Foundation9,260$3.37M0.13%+546+6.3%Added
Parallax Volatility Advisers, L.P.9,229$3.35M0.07%+2,507+37.3%Added
Level Four Advisory Services, LLC9,220$3.35M0.33%+39+0.4%Added
Copeland Capital Management, LLC9,153$3.33M0.11%−396−4.1%Reduced
Bahl & Gaynor Inc9,092$3.30M0.02%+603+7.1%Added
Xponance, Inc.9,019$3.28M0.06%+643+7.7%Added
Tredje AP-fonden8,978$3.26M0.07%+8,978New
Granahan Investment Management Inc8,927$3.24M0.11%+799+9.8%Added
Azzad Asset Management Inc8,562$3.11M0.31%00.0%Unchanged
Putnam Investments LLC8,305$3.02M0.01%−706−7.8%Reduced
Gulf International Bank (UK) Ltd8,259$3.00M0.06%00.0%Unchanged
Larson Financial Group LLC8,241$3.00M0.43%+8,197+18,629.5%Added
Skandinaviska Enskilda Banken AB (publ)8,227$2.99M0.02%−4,785−36.8%Reduced
Mackenzie Financial Corp8,202$2.98M0.01%−2,225−21.3%Reduced
Stratos Wealth Partners, LTD.8,161$2.97M0.08%+74+0.9%Added
Utah Retirement Systems8,150$2.96M0.05%+24+0.3%Added
Dynamic Technology Lab Private Ltd8,116$2.95M0.29%+2,932+56.6%Added
IFM Investors Pty Ltd7,920$2.88M0.05%+251+3.3%Added
TownSquare Capital, LLC7,807$2.84M0.08%−334−4.1%Reduced
Daiwa Securities Group Inc.7,763$2.82M0.02%+3,936+102.8%Added
Mutual of America Capital Management LLC7,672$2.79M0.04%+175+2.3%Added
Lisanti Capital Growth, LLC7,630$2.77M0.37%+1,005+15.2%Added
Aquatic Capital Management LLC7,600$2.76M0.27%+7,200+1,800.0%Added
Two Sigma Investments, LP7,601$2.76M0.01%+7,601New
Hartford Investment Management Co7,592$2.76M0.09%+3,398+81.0%Added
Caisse de Depot Et Placement du Quebec7,385$2.68M0.01%+2,118+40.2%Added
Oregon Public Employees Retirement Fund7,320$2.66M0.04%−356−4.6%Reduced
State of Tennessee, Treasury Department7,156$2.60M0.01%+220+3.2%Added
American Capital Management Inc7,105$2.58M0.10%−2,816−28.4%Reduced
ING Groep NV7,078$2.57M0.04%−1,319−15.7%Reduced
UBS Group AG7,053$2.56M0.00%−61,558−89.7%Reduced
Handelsbanken Fonder AB6,944$2.52M0.02%00.0%Unchanged
Guggenheim Capital LLC6,883$2.50M0.02%−2,083−23.2%Reduced
Y-Intercept (Hong Kong) Ltd6,881$2.50M0.25%+3,739+119.0%Added
Financial Counselors Inc6,830$2.48M0.06%+2,663+63.9%Added
The PNC Financial Services Group, Inc.6,763$2.46M0.00%+3,233+91.6%Added
Steward Partners Investment Advisory, LLC6,653$2.42M0.05%−137−2.0%Reduced
FORA Capital, LLC6,650$2.42M0.46%+6,650New
Commonwealth of Pennsylvania Public School Empls Retrmt Sys6,502$2.36M0.02%+118+1.8%Added
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund6,017$2.31M0.03%00.0%Unchanged
New York Life Investment Management LLC6,354$2.31M0.03%+103+1.6%Added
NWK Group, Inc.6,311$2.29M1.77%+6,311New
Texas Permanent School Fund6,289$2.29M0.04%+499+8.6%Added
Swiss Life Asset Management Ltd6,267$2.28M0.04%−23−0.4%Reduced
Schonfeld Strategic Advisors LLC6,204$2.25M0.02%+6,204New
First Republic Investment Management, Inc.6,104$2.22M0.01%+684+12.6%Added
CIBC Asset Management Inc5,964$2.17M0.01%+576+10.7%Added
Brinker Capital Investments, LLC5,958$2.17M0.04%−1,288−17.8%Reduced
Campbell Newman Asset Management Inc5,744$2.09M0.23%+136+2.4%Added
FourThought Financial, LLC5,598$2.03M0.30%+210+3.9%Added
Summit Place Financial Advisors, LLC5,550$2.02M1.87%+2,765+99.3%Added
JustInvest LLC5,456$1.98M0.09%+445+8.9%Added
Vestor Capital, LLC5,255$1.91M0.25%+43+0.8%Added
National Bank of Canada5,047$1.89M0.01%+4,306+581.1%Added
Czech National Bank5,166$1.88M0.05%+5,166New
Values First Advisors, Inc.5,141$1.87M1.34%−15−0.3%Reduced
Nissay Asset Management Corp5,116$1.86M0.02%+178+3.6%Added
Railway Pension Investments Ltd5,100$1.85M0.02%00.0%Unchanged
Fluent Financial, LLC5,047$1.83M1.01%+71+1.4%Added
Intrust Bank NA5,020$1.82M0.28%−123−2.4%Reduced
Point72 Hong Kong Ltd5,001$1.82M0.11%−227−4.3%Reduced
Mercer Global Advisors Inc4,947$1.80M0.01%+160+3.3%Added
Andra AP-fonden4,900$1.78M0.06%+2,400+96.0%Added
Executive Wealth Management, LLC1,771$1.77M0.25%−3,202−64.4%Reduced
HighTower Advisors, LLC4,805$1.74M0.00%+226+4.9%Added
Jacobs Levy Equity Management, Inc4,783$1.74M0.01%+4,783New
Alcosta Capital Management, Inc.4,775$1.74M1.70%+4,775New
Public Sector Pension Investment Board4,764$1.73M0.01%+547+13.0%Added
PFG Advisors4,709$1.71M0.20%−9−0.2%Reduced
Mariner, LLC4,700$1.71M0.01%+4,700New
Ieq Capital, LLC4,635$1.68M0.05%+2,624+130.5%Added
AlphaCrest Capital Management LLC4,620$1.68M0.10%+276+6.4%Added
Quantitative Investment Management, LLC4,576$1.66M0.28%+4,576New
OPSEU Pension Plan Trust Fund4,434$1.65M0.44%+3+0.1%Added
Advisors Asset Management, Inc.4,528$1.65M0.03%−42−0.9%Reduced
Chartwell Investment Partners, LLC4,418$1.60M0.07%−3,538−44.5%Reduced
British Columbia Investment Management Corp4,384$1.59M0.02%−753−14.7%Reduced
Candriam Luxembourg S.C.A.4,364$1.59M0.01%+2,113+93.9%Added
M&T Bank Corp4,256$1.55M0.01%+38+0.9%Added
Creative Planning4,172$1.52M0.00%+39+0.9%Added
ClariVest Asset Management LLC4,096$1.49M0.07%−2,154−34.5%Reduced