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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,250 | $65.6B |
| Q1 2026 | 1,124 | $51.6B |
| Q4 2025 | 1,061 | $44.2B |
| Q3 2025 | 981 | $43.0B |
| Q2 2025 | 907 | $34.6B |
| Q1 2025 | 862 | $27.0B |
| Q4 2024 | 864 | $27.6B |
| Q3 2024 | 885 | $42.8B |
| Q2 2024 | 838 | $38.6B |
| Q1 2024 | 807 | $31.2B |
| Q4 2023 | 737 | $28.6B |
| Q3 2023 | 655 | $21.2B |
| Q2 2023 | 652 | $25.2B |
| Q1 2023 | 669 | $23.3B |
| Q4 2022 | 611 | $16.5B |
| Q3 2022 | 630 | $16.6B |
| Q2 2022 | 625 | $16.8B |
| Q1 2022 | 611 | $21.3B |
| Q4 2021 | 627 | $21.5B |
| Q3 2021 | 579 | $21.1B |
| Q2 2021 | 533 | $16.1B |
| Q1 2021 | 530 | $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.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Executive Wealth Management, LLC | 8,423 | $4.08M | 0.45% | −285−3.3% | Reduced |
| Midwest Wealth Management Inc. | 8,400 | $4.07M | 2.80% | −682−7.5% | Reduced |
| Cassia Capital Partners, LLC | 8,400 | $4.07M | 2.80% | +8,400 | New |
| Utah Retirement Systems | 8,056 | $3.90M | 0.05% | −500−5.8% | Reduced |
| TownSquare Capital, LLC | 8,051 | $3.90M | 0.11% | +1,232+18.1% | Added |
| British Columbia Investment Management Corp | 8,041 | $3.90M | 0.02% | +71+0.9% | Added |
| Handelsbanken Fonder AB | 7,444 | $3.61M | 0.02% | 00.0% | Unchanged |
| Public Sector Pension Investment Board | 7,280 | $3.53M | 0.02% | +540+8.0% | Added |
| Mutual of America Capital Management LLC | 7,182 | $3.48M | 0.03% | +52+0.7% | Added |
| First Hawaiian Bank | 7,180 | $3.48M | 0.14% | −20−0.3% | Reduced |
| Bank of Nova Scotia | 7,166 | $3.47M | 0.01% | −2,326−24.5% | Reduced |
| Azzad Asset Management Inc | 7,138 | $3.46M | 0.51% | +10.0% | Added |
| Metropolitan Life Insurance Co | 7,130 | $3.46M | 0.05% | −222−3.0% | Reduced |
| Skandinaviska Enskilda Banken AB (publ) | 7,129 | $3.46M | 0.02% | 00.0% | Unchanged |
| Andra AP-fonden | 7,100 | $3.44M | 0.07% | +700+10.9% | Added |
| Blair William & Co | 6,983 | $3.38M | 0.01% | −3,273−31.9% | Reduced |
| First Republic Investment Management, Inc. | 6,829 | $3.31M | 0.01% | +1,054+18.3% | Added |
| Xponance, Inc. | 6,816 | $3.30M | 0.06% | −156−2.2% | Reduced |
| HighTower Advisors, LLC | 6,767 | $3.27M | 0.01% | +1,963+40.9% | Added |
| Texas Permanent School Fund | 6,671 | $3.23M | 0.04% | −474−6.6% | Reduced |
| Mackay Shields LLC | 6,659 | $3.23M | 0.03% | −191−2.8% | Reduced |
| State of Alaska, Department of Revenue | 6,618 | $3.21M | 0.03% | −61−0.9% | Reduced |
| Triasima Portfolio Management inc. | 6,530 | $3.17M | 0.17% | +120+1.9% | Added |
| AMP Capital Investors Ltd | 6,390 | $3.10M | 0.02% | −6,927−52.0% | Reduced |
| Point72 Hong Kong Ltd | 6,351 | $3.08M | 0.24% | +6,351 | New |
| HRT Financial LP | 6,054 | $2.93M | 0.02% | +6,054 | New |
| Advisors Asset Management, Inc. | 5,610 | $2.72M | 0.04% | −3,228−36.5% | Reduced |
| FourThought Financial, LLC | 5,606 | $2.72M | 0.36% | −233−4.0% | Reduced |
| Intrust Bank NA | 5,543 | $2.69M | 0.36% | −49−0.9% | Reduced |
| Boothbay Fund Management, LLC | 5,539 | $2.69M | 0.11% | −4,412−44.3% | Reduced |
| Fifth Third Bancorp | 5,538 | $2.68M | 0.01% | +214+4.0% | Added |
| MML Investors Services, LLC | 5,512 | $2.67M | 0.02% | +249+4.7% | Added |
| IFM Investors Pty Ltd | 5,458 | $2.65M | 0.05% | 00.0% | Unchanged |
| Mitchell Capital Management Co | 5,452 | $2.64M | 0.59% | −18−0.3% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 5,409 | $2.62M | 0.03% | +20+0.4% | Added |
| Brinker Capital Investments, LLC | 6,956 | $2.60M | 0.04% | 00.0% | Unchanged |
| Parallax Volatility Advisers, L.P. | 5,256 | $2.55M | 0.03% | +5,256 | New |
| Pier 88 Investment Partners LLC | 5,211 | $2.52M | 0.76% | −900−14.7% | Reduced |
| Campbell Newman Asset Management Inc | 5,127 | $2.48M | 0.25% | +249+5.1% | Added |
| Capital Impact Advisors, LLC | 5,073 | $2.46M | 0.97% | −2,062−28.9% | Reduced |
| La Financiere de L'Echiquier | 5,000 | $2.42M | 0.08% | −2,000−28.6% | Reduced |
| Crown Advisors Management, Inc. | 5,000 | $2.42M | 1.70% | 00.0% | Unchanged |
| Employees Retirement System of Texas | 5,000 | $2.42M | 0.03% | +5,000 | New |
| Natixis | 4,964 | $2.41M | 0.01% | +2,885+138.8% | Added |
| Peregrine Asset Advisers, Inc. | 4,925 | $2.39M | 1.22% | +4,925 | New |
| PFG Advisors | 4,901 | $2.38M | 0.27% | +5+0.1% | Added |
| SG Americas Securities, LLC | 4,866 | $2.36M | 0.01% | +1,400+40.4% | Added |
| Keybank National Association | 4,864 | $2.36M | 0.01% | −58−1.2% | Reduced |
| Tributary Capital Management, LLC | 4,800 | $2.33M | 0.18% | 00.0% | Unchanged |
| GAM Holding AG | 6,764 | $2.32M | 0.11% | +10.0% | Added |
| Nissay Asset Management Corp | 4,752 | $2.30M | 0.02% | +187+4.1% | Added |
| Torray LLC | 4,644 | $2.25M | 0.34% | +18+0.4% | Added |
| Jane Street Group, LLC | 4,607 | $2.23M | 0.01% | +4,607 | New |
| B. Metzler seel. Sohn & Co. Holding AG | 4,477 | $2.17M | 0.03% | −471−9.5% | Reduced |
| Penserra Capital Management LLC | 4,388 | $2.13M | 0.04% | +1,538+54.0% | Added |
| AdvisorShares Investments LLC | 4,330 | $2.10M | 0.33% | +4,330 | New |
| Westover Capital Advisors, LLC | 4,282 | $2.08M | 0.65% | −22−0.5% | Reduced |
| Lisanti Capital Growth, LLC | 4,235 | $2.05M | 0.30% | 00.0% | Unchanged |
| Jupiter Asset Management Ltd | 4,169 | $2.02M | 0.02% | 00.0% | Unchanged |
| Van Eck Associates Corp | 4,151 | $2.01M | 0.01% | +357+9.4% | Added |
| Winton Group Ltd | 4,063 | $1.97M | 0.11% | +1,042+34.5% | Added |
| Hartford Investment Management Co | 4,029 | $1.95M | 0.05% | −473−10.5% | Reduced |
| CIBC Asset Management Inc | 3,935 | $1.91M | 0.01% | +149+3.9% | Added |
| Saturna Capital CORP | 3,911 | $1.90M | 0.04% | 00.0% | Unchanged |
| MAI Capital Management | 3,839 | $1.86M | 0.04% | +10.0% | Added |
| Janus Henderson Group PLC | 3,819 | $1.85M | 0.00% | −159−4.0% | Reduced |
| Securian Asset Management, Inc | 3,750 | $1.82M | 0.04% | 00.0% | Unchanged |
| Atom Investors LP | 3,738 | $1.81M | 0.35% | −3,116−45.5% | Reduced |
| Cetera Advisor Networks LLC | 3,707 | $1.80M | 0.02% | −234−5.9% | Reduced |
| MUFG Securities EMEA plc | 3,700 | $1.79M | 0.02% | +3,700 | New |
| Quantbot Technologies LP | 3,690 | $1.79M | 0.13% | +3,690 | New |
| Norinchukin Bank, The | 3,688 | $1.79M | 0.02% | +131+3.7% | Added |
| ING Groep NV | 3,666 | $1.78M | 0.02% | +134+3.8% | Added |
| TD Private Client Wealth LLC | 3,628 | $1.76M | 0.08% | +32+0.9% | Added |
| Advisor OS, LLC | 3,607 | $1.75M | 0.38% | −162−4.3% | Reduced |
| Virtue Capital Management, LLC | 3,600 | $1.75M | 0.31% | −431−10.7% | Reduced |
| Teachers Retirement System of the State of Kentucky | 3,599 | $1.74M | 0.02% | −300−7.7% | Reduced |
| Calamos Advisors LLC | 3,593 | $1.74M | 0.01% | +49+1.4% | Added |
| Maryland State Retirement & Pension System | 3,328 | $1.64M | 0.05% | 00.0% | Unchanged |
| O'Shares Investment Advisers, LLC | 3,351 | $1.62M | 0.12% | −3,113−48.2% | Reduced |
| Oppenheimer & Co Inc | 3,348 | $1.62M | 0.03% | +275+8.9% | Added |
| Rockefeller Capital Management L.P. | 3,350 | $1.62M | 0.01% | +2,834+549.2% | Added |
| Fort Washington Investment Advisors Inc | 3,329 | $1.61M | 0.01% | 00.0% | Unchanged |
| Oak Ridge Investments LLC | 3,304 | $1.60M | 0.14% | −26−0.8% | Reduced |
| Daiwa Securities Group Inc. | 3,288 | $1.59M | 0.01% | +1,025+45.3% | Added |
| L & S Advisors Inc | 3,289 | $1.59M | 0.17% | +3,289 | New |
| Redhawk Wealth Advisors, Inc. | 3,241 | $1.57M | 0.43% | +676+26.4% | Added |
| Geneva Capital Management LLC | 3,239 | $1.57M | 0.03% | −199,679−98.4% | Reduced |
| Shaker Investments LLC | 3,211 | $1.56M | 0.69% | −705−18.0% | Reduced |
| Alpha DNA Investment Management LLC | 3,170 | $1.54M | 1.08% | −847−21.1% | Reduced |
| Cubist Systematic Strategies, LLC | 3,132 | $1.52M | 0.02% | −21,857−87.5% | Reduced |
| Cim, LLC | 2,768 | $1.51M | 0.24% | +2,768 | New |
| Renaissance Group LLC | 3,075 | $1.49M | 0.06% | −10.0% | Reduced |
| Captrust Financial Advisors | 3,016 | $1.46M | 0.01% | −35−1.1% | Reduced |
| JustInvest LLC | 3,005 | $1.46M | 0.13% | −110−3.5% | Reduced |
| NFJ Investment Group, LLC | 2,993 | $1.45M | 0.03% | 00.0% | Unchanged |
| M&T Bank Corp | 2,936 | $1.42M | 0.01% | +383+15.0% | Added |
| Prelude Capital Management, LLC | 2,884 | $1.40M | 0.08% | −3,542−55.1% | Reduced |
| Steward Partners Investment Advisory, LLC | 2,848 | $1.38M | 0.02% | +62+2.2% | Added |
| Virtu Financial LLC | 2,816 | $1.36M | 0.12% | +2,816 | New |