Skip to main content

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 2021

Institutional positions in Monolithic Power Systems, Inc. as of Sep 30, 2021. 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
579
+51 vs. Q2 2021
Shares held
43.5M
+487.7K (+1.1%) vs. Q2 2021
Total value
$21.1B
+$5.02B (+31.3%) vs. Q2 2021
New holders
92
183 more added
Sold out
41
222 more reduced

5 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2021: 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 2021: 579 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 2021: $21.1B
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 2021

Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q2 2021.

Institutions holding MPWR in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Redwood Investments, LLC1,120$543.0K0.05%00.0%Unchanged
TrinityPoint Wealth, LLC1,121$543.0K0.10%+1,121New
Change Path, LLC1,132$548.0K0.03%−15−1.3%Reduced
Cambridge Investment Research Advisors, Inc.1,168$566.0K0.00%+1,168New
Covenant Partners, LLC1,195$579.0K0.23%00.0%Unchanged
Engineers Gate Manager LP1,239$601.0K0.03%−7,416−85.7%Reduced
IBM Retirement Fund1,262$612.0K0.05%00.0%Unchanged
Nomura Holdings Inc1,267$613.0K0.00%−11,732−90.3%Reduced
RMR Wealth Builders1,297$629.0K0.18%00.0%Unchanged
Yorktown Management & Research Co Inc1,300$630.0K0.47%00.0%Unchanged
PDT Partners, LLC1,300$630.0K0.05%+1,300New
HighPoint Advisor Group LLC1,303$632.0K0.06%−37−2.8%Reduced
Vestcor Inc1,309$634.0K0.02%−78−5.6%Reduced
Baker Tilly Wealth Management, LLC1,331$645.0K0.09%+95+7.7%Added
Connable Office Inc1,341$650.0K0.09%−162−10.8%Reduced
Cliftonlarsonallen Wealth Advisors, LLC1,362$660.0K0.03%00.0%Unchanged
Hillsdale Investment Management Inc.1,430$693.0K0.05%00.0%Unchanged
Wealthfront Advisers LLC1,435$695.0K0.00%+427+42.4%Added
Cigna Investments Inc1,435$696.0K0.05%−60−4.0%Reduced
Kemnay Advisory Services Inc.1,459$707.0K0.09%+1,459New
Seeyond1,496$725.0K0.07%+582+63.7%Added
Integrated Investment Consultants, LLC1,518$736.0K0.22%−448−22.8%Reduced
Ontario Teachers Pension Plan Board1,550$751.0K0.00%−275−15.1%Reduced
Integrated Advisors Network LLC1,569$760.0K0.05%+33+2.1%Added
Two Sigma Investments, LP1,600$775.0K0.00%+1,600New
Ci Investments Inc.1,616$783.0K0.00%+1,244+334.4%Added
Maven Securities LTD1,623$787.0K0.09%+1,623New
Raymond James Trust N.A.1,647$798.0K0.03%−61−3.6%Reduced
The PNC Financial Services Group, Inc.1,651$799.0K0.00%+58+3.6%Added
Cookson Peirce & Co Inc1,687$818.0K0.05%+1,687New
Gsa Capital Partners LLP1,698$823.0K0.08%+1,698New
Wolverine Trading, LLC1,700$824.0K0.02%+1,700New
Mercer Global Advisors Inc1,784$865.0K0.01%+176+10.9%Added
Everence Capital Management Inc1,810$877.0K0.07%00.0%Unchanged
Private Advisor Group, LLC1,810$877.0K0.01%+993+121.5%Added
AE Wealth Management LLC1,824$884.0K0.01%−174−8.7%Reduced
Pitcairn Co1,826$885.0K0.06%+1,826New
HMS Capital Management, LLC1,862$903.0K0.43%−21−1.1%Reduced
Banque Cantonale Vaudoise1,900$921.0K0.04%+1,900New
Park Avenue Securities LLC1,919$930.0K0.02%+29+1.5%Added
Donoghue Forlines LLC1,920$931.0K0.18%−273−12.4%Reduced
D. E. Shaw & Co., Inc.1,922$932.0K0.00%−35,357−94.8%Reduced
Northwestern Mutual Investment Management Company, LLC1,961$950.0K0.02%+8+0.4%Added
Leelyn Smith, LLC1,968$954.0K0.28%+238+13.8%Added
Bamco Inc1,969$954.0K0.00%+789+66.9%Added
Alps Advisors Inc1,982$960.0K0.01%−531−21.1%Reduced
Bessemer Group Inc1,984$961.0K0.00%−14−0.7%Reduced
Dynamic Technology Lab Private Ltd2,014$976.0K0.12%+2,014New
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management2,040$989.0K0.06%+2,040New
Marshall Wace, LLP2,078$1.01M0.00%−7,138−77.5%Reduced
Green Alpha Advisors, LLC2,082$1.01M0.70%+33+1.6%Added
Pathstone Family Office, LLC2,145$1.04M0.03%+234+12.2%Added
Creative Planning2,149$1.04M0.00%+32+1.5%Added
FORA Capital, LLC2,159$1.05M0.26%+2,159New
Tower Research Capital LLC (TRC)2,230$1.08M0.03%+1,210+118.6%Added
Great Lakes Advisors, LLC2,264$1.10M0.02%−112−4.7%Reduced
Kestra Advisory Services, LLC2,285$1.11M0.01%+888+63.6%Added
AlphaCrest Capital Management LLC2,296$1.11M0.06%+1,495+186.6%Added
Central Trust Co2,334$1.13M0.04%−158−6.3%Reduced
Pacer Advisors, Inc.2,350$1.14M0.01%−22−0.9%Reduced
Profund Advisors LLC2,359$1.14M0.04%+192+8.9%Added
Illinois Municipal Retirement Fund2,373$1.15M0.04%00.0%Unchanged
First Citizens Bank & Trust Co2,374$1.15M0.05%+272+12.9%Added
Capula Management Ltd2,397$1.16M0.09%+1,039+76.5%Added
CIBC World Markets Corp2,433$1.18M0.01%−4,200−63.3%Reduced
Shell Asset Management Co2,439$1.18M0.03%−636−20.7%Reduced
Kentucky Retirement Systems2,494$1.21M0.06%−10−0.4%Reduced
Nordea Investment Management AB2,511$1.23M0.00%+238+10.5%Added
Commonwealth Equity Services, LLC2,566$1.24M0.00%−34−1.3%Reduced
Mount Yale Investment Advisors, LLC2,628$1.27M0.15%−54−2.0%Reduced
Atria Investments LLC2,638$1.28M0.02%−62−2.3%Reduced
Sumitomo Mitsui DS Asset Management Company, Ltd2,681$1.30M0.03%−27−1.0%Reduced
We Are One Seven, LLC2,478$1.30M0.17%−141−5.4%Reduced
Louisiana State Employees Retirement System2,700$1.31M0.03%00.0%Unchanged
Gotham Asset Management, LLC2,709$1.31M0.05%+2,061+318.1%Added
Mackenzie Financial Corp2,768$1.34M0.00%+758+37.7%Added
Janney Montgomery Scott LLC2,775$1.34M0.01%−927−25.0%Reduced
New Mexico Educational Retirement Board2,800$1.36M0.05%−100−3.4%Reduced
Storebrand Asset Management AS2,814$1.36M0.01%+613+27.9%Added
Virtu Financial LLC2,816$1.36M0.12%+2,816New
Steward Partners Investment Advisory, LLC2,848$1.38M0.02%+62+2.2%Added
Prelude Capital Management, LLC2,884$1.40M0.08%−3,542−55.1%Reduced
M&T Bank Corp2,936$1.42M0.01%+383+15.0%Added
NFJ Investment Group, LLC2,993$1.45M0.03%00.0%Unchanged
JustInvest LLC3,005$1.46M0.13%−110−3.5%Reduced
Captrust Financial Advisors3,016$1.46M0.01%−35−1.1%Reduced
Renaissance Group LLC3,075$1.49M0.06%−10.0%Reduced
Cim, LLC2,768$1.51M0.24%+2,768New
Cubist Systematic Strategies, LLC3,132$1.52M0.02%−21,857−87.5%Reduced
Alpha DNA Investment Management LLC3,170$1.54M1.08%−847−21.1%Reduced
Shaker Investments LLC3,211$1.56M0.69%−705−18.0%Reduced
Geneva Capital Management LLC3,239$1.57M0.03%−199,679−98.4%Reduced
Redhawk Wealth Advisors, Inc.3,241$1.57M0.43%+676+26.4%Added
Daiwa Securities Group Inc.3,288$1.59M0.01%+1,025+45.3%Added
L & S Advisors Inc3,289$1.59M0.17%+3,289New
Oak Ridge Investments LLC3,304$1.60M0.14%−26−0.8%Reduced
Fort Washington Investment Advisors Inc3,329$1.61M0.01%00.0%Unchanged
Oppenheimer & Co Inc3,348$1.62M0.03%+275+8.9%Added
Rockefeller Capital Management L.P.3,350$1.62M0.01%+2,834+549.2%Added
O'Shares Investment Advisers, LLC3,351$1.62M0.12%−3,113−48.2%Reduced