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 2021
Institutional positions in Monolithic Power Systems, Inc. as of Jun 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
- 533
- +10 vs. Q1 2021
- Shares held
- 43.1M
- +1.24M (+3.0%) vs. Q1 2021
- Total value
- $16.1B
- +$1.31B (+8.9%) vs. Q1 2021
- New holders
- 62
- 214 more added
- Sold out
- 52
- 186 more reduced
7 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2021
Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Boothbay Fund Management, LLC | 9,951 | $3.72M | 0.15% | −385−3.7% | Reduced |
| Man Group plc | 9,932 | $3.71M | 0.01% | −807−7.5% | Reduced |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 9,700 | $3.62M | 0.03% | −1,700−14.9% | Reduced |
| Coldstream Capital Management Inc | 9,585 | $3.58M | 0.14% | +5,494+134.3% | Added |
| Gulf International Bank (UK) Ltd | 9,555 | $3.57M | 0.05% | −60−0.6% | Reduced |
| Bank of Nova Scotia | 9,492 | $3.54M | 0.01% | +1,418+17.6% | Added |
| Chartwell Investment Partners, LLC | 9,480 | $3.54M | 0.10% | 00.0% | Unchanged |
| Oregon Public Employees Retirement Fund | 9,261 | $3.46M | 0.04% | −11,551−55.5% | Reduced |
| Marshall Wace, LLP | 9,216 | $3.44M | 0.02% | +7,428+415.4% | Added |
| Midwest Wealth Management Inc. | 9,082 | $3.39M | 2.42% | −115−1.3% | Reduced |
| Twinbeech Capital LP | 8,910 | $3.33M | 0.40% | +5,860+192.1% | Added |
| Advisors Asset Management, Inc. | 8,838 | $3.30M | 0.05% | −6,027−40.5% | Reduced |
| Executive Wealth Management, LLC | 8,708 | $3.25M | 0.36% | +208+2.4% | Added |
| KBC Group NV | 8,687 | $3.24M | 0.01% | −44,582−83.7% | Reduced |
| Engineers Gate Manager LP | 8,655 | $3.23M | 0.21% | +5,605+183.8% | Added |
| Utah Retirement Systems | 8,556 | $3.19M | 0.04% | +260+3.1% | Added |
| Caisse de Depot Et Placement du Quebec | 8,395 | $3.13M | 0.01% | +8,395 | New |
| Tudor Investment Corp Et Al | 8,264 | $3.09M | 0.06% | +8,264 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 8,064 | $3.01M | 0.01% | +7,991+10,946.6% | Added |
| British Columbia Investment Management Corp | 7,970 | $2.98M | 0.02% | +939+13.4% | Added |
| Arabesque Asset Management Ltd | 7,931 | $2.96M | 1.26% | +7,931 | New |
| Stratos Wealth Partners, LTD. | 7,456 | $2.79M | 0.07% | +98+1.3% | Added |
| Handelsbanken Fonder AB | 7,444 | $2.78M | 0.01% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 7,352 | $2.75M | 0.04% | −173−2.3% | Reduced |
| First Hawaiian Bank | 7,200 | $2.69M | 0.11% | +560+8.4% | Added |
| Texas Permanent School Fund | 7,145 | $2.67M | 0.03% | −16−0.2% | Reduced |
| Azzad Asset Management Inc | 7,137 | $2.67M | 0.40% | +217+3.1% | Added |
| Capital Impact Advisors, LLC | 7,135 | $2.67M | 0.86% | 00.0% | Unchanged |
| Mutual of America Capital Management LLC | 7,130 | $2.66M | 0.03% | +20.0% | Added |
| Skandinaviska Enskilda Banken AB (publ) | 7,129 | $2.66M | 0.02% | −71−1.0% | Reduced |
| TownSquare Capital, LLC | 6,819 | $2.62M | 0.08% | +1,665+32.3% | Added |
| La Financiere de L'Echiquier | 7,000 | $2.62M | 0.10% | +4,000+133.3% | Added |
| Xponance, Inc. | 6,972 | $2.60M | 0.05% | +499+7.7% | Added |
| Brinker Capital Investments, LLC | 6,956 | $2.60M | 0.03% | +2,112+43.6% | Added |
| Atom Investors LP | 6,854 | $2.56M | 0.53% | +4,313+169.7% | Added |
| Mackay Shields LLC | 6,850 | $2.56M | 0.02% | −349−4.8% | Reduced |
| Public Sector Pension Investment Board | 6,740 | $2.52M | 0.02% | +2,680+66.0% | Added |
| State of Alaska, Department of Revenue | 6,679 | $2.49M | 0.03% | −40−0.6% | Reduced |
| CIBC World Markets Corp | 6,633 | $2.48M | 0.02% | −904−12.0% | Reduced |
| O'Shares Investment Advisers, LLC | 6,464 | $2.41M | 0.17% | +804+14.2% | Added |
| Prelude Capital Management, LLC | 6,426 | $2.40M | 0.13% | −487−7.0% | Reduced |
| Triasima Portfolio Management inc. | 6,410 | $2.39M | 0.12% | −3,250−33.6% | Reduced |
| Andra AP-fonden | 6,400 | $2.39M | 0.05% | +4,200+190.9% | Added |
| Public Employees Retirement Association of Colorado | 6,223 | $2.32M | 0.01% | 00.0% | Unchanged |
| GAM Holding AG | 6,763 | $2.32M | 0.10% | −11−0.2% | Reduced |
| Pier 88 Investment Partners LLC | 6,111 | $2.28M | 0.66% | +2,940+92.7% | Added |
| FourThought Financial, LLC | 5,839 | $2.18M | 0.29% | +3,093+112.6% | Added |
| First Republic Investment Management, Inc. | 5,775 | $2.16M | 0.01% | +3,006+108.6% | Added |
| Bridgewater Associates, LP | 5,648 | $2.11M | 0.01% | +5,648 | New |
| Intrust Bank NA | 5,592 | $2.09M | 0.28% | −9−0.2% | Reduced |
| Mitchell Capital Management Co | 5,470 | $2.04M | 0.45% | −122−2.2% | Reduced |
| IFM Investors Pty Ltd | 5,458 | $2.04M | 0.04% | +1,020+23.0% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 5,389 | $2.01M | 0.02% | +26+0.5% | Added |
| Fifth Third Bancorp | 5,324 | $1.99M | 0.01% | +416+8.5% | Added |
| MML Investors Services, LLC | 5,263 | $1.97M | 0.02% | +141+2.8% | Added |
| Crown Advisors Management, Inc. | 5,000 | $1.87M | 1.34% | 00.0% | Unchanged |
| B. Metzler seel. Sohn & Co. Holding AG | 4,948 | $1.85M | 0.03% | −91−1.8% | Reduced |
| Keybank National Association | 4,922 | $1.84M | 0.01% | −994−16.8% | Reduced |
| PFG Advisors | 4,896 | $1.83M | 0.21% | +294+6.4% | Added |
| Campbell Newman Asset Management Inc | 4,878 | $1.82M | 0.18% | +271+5.9% | Added |
| Tributary Capital Management, LLC | 4,800 | $1.79M | 0.14% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 4,804 | $1.79M | 0.01% | +82+1.7% | Added |
| APG Asset Management N.V. | 5,595 | $1.76M | 0.00% | −600−9.7% | Reduced |
| Torray LLC | 4,626 | $1.73M | 0.25% | +35+0.8% | Added |
| Nissay Asset Management Corp | 4,565 | $1.71M | 0.01% | +13+0.3% | Added |
| Hartford Investment Management Co | 4,502 | $1.68M | 0.04% | −155−3.3% | Reduced |
| Westover Capital Advisors, LLC | 4,304 | $1.61M | 0.52% | −39−0.9% | Reduced |
| Lisanti Capital Growth, LLC | 4,235 | $1.58M | 0.20% | 00.0% | Unchanged |
| Jupiter Asset Management Ltd | 4,169 | $1.56M | 0.02% | +4,169 | New |
| Virtue Capital Management, LLC | 4,031 | $1.50M | 0.30% | +180+4.7% | Added |
| Alpha DNA Investment Management LLC | 4,017 | $1.50M | 1.03% | +4,000+23,529.4% | Added |
| Janus Henderson Group PLC | 3,978 | $1.49M | 0.00% | +44+1.1% | Added |
| Cetera Advisor Networks LLC | 3,941 | $1.47M | 0.02% | +2,197+126.0% | Added |
| Shaker Investments LLC | 3,916 | $1.46M | 0.68% | +5+0.1% | Added |
| Saturna Capital CORP | 3,911 | $1.46M | 0.03% | +700+21.8% | Added |
| Teachers Retirement System of the State of Kentucky | 3,899 | $1.46M | 0.01% | −800−17.0% | Reduced |
| Legato Capital Management LLC | 3,848 | $1.44M | 0.20% | +3,848 | New |
| MAI Capital Management | 3,838 | $1.43M | 0.03% | −199−4.9% | Reduced |
| USS Investment Management Ltd | 3,800 | $1.42M | 0.01% | 00.0% | Unchanged |
| Van Eck Associates Corp | 3,794 | $1.42M | 0.00% | +687+22.1% | Added |
| CIBC Asset Management Inc | 3,786 | $1.41M | 0.01% | +68+1.8% | Added |
| Advisor OS, LLC | 3,769 | $1.41M | 0.29% | +610+19.3% | Added |
| Securian Asset Management, Inc | 3,750 | $1.40M | 0.03% | 00.0% | Unchanged |
| Janney Montgomery Scott LLC | 3,702 | $1.38M | 0.01% | +222+6.4% | Added |
| TD Private Client Wealth LLC | 3,596 | $1.34M | 0.06% | −164−4.4% | Reduced |
| Norinchukin Bank, The | 3,557 | $1.33M | 0.02% | +25+0.7% | Added |
| Calamos Advisors LLC | 3,544 | $1.32M | 0.01% | 00.0% | Unchanged |
| ING Groep NV | 3,532 | $1.32M | 0.02% | +693+24.4% | Added |
| SG Americas Securities, LLC | 3,466 | $1.29M | 0.01% | −2,640−43.2% | Reduced |
| Maryland State Retirement & Pension System | 3,328 | $1.28M | 0.04% | 00.0% | Unchanged |
| Oak Ridge Investments LLC | 3,330 | $1.24M | 0.11% | +49+1.5% | Added |
| Fort Washington Investment Advisors Inc | 3,329 | $1.24M | 0.01% | 00.0% | Unchanged |
| JustInvest LLC | 3,115 | $1.16M | 0.12% | +2,138+218.8% | Added |
| Renaissance Group LLC | 3,076 | $1.15M | 0.05% | −30−1.0% | Reduced |
| Shell Asset Management Co | 3,075 | $1.15M | 0.02% | +160+5.5% | Added |
| Oppenheimer & Co Inc | 3,073 | $1.15M | 0.02% | +181+6.3% | Added |
| Captrust Financial Advisors | 3,051 | $1.14M | 0.01% | −681−18.2% | Reduced |
| Winton Group Ltd | 3,021 | $1.13M | 0.06% | −2,372−44.0% | Reduced |
| NFJ Investment Group, LLC | 2,993 | $1.12M | 0.02% | +2,993 | New |
| New Mexico Educational Retirement Board | 2,900 | $1.08M | 0.04% | +200+7.4% | Added |