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, Q4 2021
Institutional positions in Monolithic Power Systems, Inc. as of Dec 31, 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
- 627
- +57 vs. Q3 2021
- Shares held
- 43.6M
- +183.8K (+0.4%) vs. Q3 2021
- Total value
- $21.5B
- +$451.8M (+2.1%) vs. Q3 2021
- New holders
- 106
- 241 more added
- Sold out
- 49
- 213 more reduced
9 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2021
Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Acadian Asset Management LLC | 10,460 | $5.16M | 0.02% | −2,920−21.8% | Reduced |
| American Capital Management Inc | 10,342 | $5.10M | 0.13% | +153+1.5% | Added |
| APG Asset Management N.V. | 11,295 | $4.90M | 0.01% | −1,800−13.7% | Reduced |
| Truist Financial Corp | 9,906 | $4.89M | 0.01% | +438+4.6% | Added |
| Nisa Investment Advisors, LLC | 11,820 | $4.76M | 0.04% | +1,290+12.3% | Added |
| Andra AP-fonden | 9,600 | $4.74M | 0.10% | +2,500+35.2% | Added |
| MetLife Investment Management | 9,574 | $4.72M | 0.04% | −176−1.8% | Reduced |
| Bahl & Gaynor Inc | 9,524 | $4.70M | 0.03% | −478−4.8% | Reduced |
| Chartwell Investment Partners, LLC | 9,480 | $4.68M | 0.14% | 00.0% | Unchanged |
| Blair William & Co | 9,452 | $4.66M | 0.01% | +2,469+35.4% | Added |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 9,217 | $4.55M | 0.04% | −1,083−10.5% | Reduced |
| Mackenzie Financial Corp | 9,107 | $4.49M | 0.01% | +6,339+229.0% | Added |
| Forsta Ap-Fonden | 9,100 | $4.49M | 0.05% | +400+4.6% | Added |
| Swiss Life Asset Management Ltd | 9,049 | $4.46M | 0.06% | +206+2.3% | Added |
| Skandinaviska Enskilda Banken AB (publ) | 8,929 | $4.39M | 0.02% | +1,800+25.2% | Added |
| Executive Wealth Management, LLC | 8,887 | $4.38M | 0.44% | +464+5.5% | Added |
| TownSquare Capital, LLC | 8,593 | $4.24M | 0.11% | +542+6.7% | Added |
| Quantbot Technologies LP | 8,447 | $4.17M | 0.34% | +4,757+128.9% | Added |
| Gulf International Bank (UK) Ltd | 8,259 | $4.07M | 0.06% | −1,200−12.7% | Reduced |
| Midwest Wealth Management Inc. | 8,244 | $4.07M | 2.54% | −156−1.9% | Reduced |
| Utah Retirement Systems | 8,095 | $3.99M | 0.05% | +39+0.5% | Added |
| Level Four Advisory Services, LLC | 8,039 | $3.97M | 0.30% | −3,543−30.6% | Reduced |
| Comerica Bank | 10,505 | $3.94M | 0.03% | −851−7.5% | Reduced |
| Stratos Wealth Partners, LTD. | 7,825 | $3.86M | 0.09% | −1,146−12.8% | Reduced |
| Granahan Investment Management Inc | 7,685 | $3.79M | 0.08% | −1,658−17.7% | Reduced |
| British Columbia Investment Management Corp | 7,677 | $3.79M | 0.02% | −364−4.5% | Reduced |
| Duality Advisers, LP | 7,402 | $3.65M | 0.40% | +7,402 | New |
| Handelsbanken Fonder AB | 7,344 | $3.62M | 0.02% | −100−1.3% | Reduced |
| Xponance, Inc. | 7,338 | $3.62M | 0.06% | +522+7.7% | Added |
| Azzad Asset Management Inc | 7,246 | $3.57M | 0.48% | +108+1.5% | Added |
| Mutual of America Capital Management LLC | 7,242 | $3.57M | 0.04% | +60+0.8% | Added |
| Public Sector Pension Investment Board | 7,230 | $3.57M | 0.02% | −50−0.7% | Reduced |
| MML Investors Services, LLC | 6,983 | $3.44M | 0.02% | +1,471+26.7% | Added |
| Metropolitan Life Insurance Co | 6,981 | $3.44M | 0.05% | −149−2.1% | Reduced |
| Brinker Capital Investments, LLC | 6,772 | $3.34M | 0.05% | −184−2.6% | Reduced |
| Coldstream Capital Management Inc | 6,658 | $3.29M | 0.10% | +5,374+418.5% | Added |
| HighTower Advisors, LLC | 6,716 | $3.27M | 0.01% | −51−0.8% | Reduced |
| Arrowstreet Capital, Limited Partnership | 6,606 | $3.26M | 0.00% | +6,606 | New |
| Mackay Shields LLC | 6,552 | $3.23M | 0.03% | −107−1.6% | Reduced |
| Triasima Portfolio Management inc. | 6,530 | $3.22M | 0.16% | 00.0% | Unchanged |
| Jane Street Group, LLC | 6,360 | $3.14M | 0.01% | +1,753+38.1% | Added |
| Canada Pension Plan Investment Board | 6,235 | $3.08M | 0.00% | +5,894+1,728.4% | Added |
| First Republic Investment Management, Inc. | 6,128 | $3.02M | 0.01% | −701−10.3% | Reduced |
| Fifth Third Bancorp | 6,043 | $2.98M | 0.01% | +505+9.1% | Added |
| Tudor Investment Corp Et Al | 6,026 | $2.97M | 0.06% | +6,026 | New |
| Texas Permanent School Fund | 5,976 | $2.95M | 0.04% | −695−10.4% | Reduced |
| AlphaCrest Capital Management LLC | 5,881 | $2.90M | 0.11% | +3,585+156.1% | Added |
| Worldquant Millennium Advisors LLC | 5,879 | $2.90M | 0.06% | +5,352+1,015.6% | Added |
| ING Groep NV | 5,839 | $2.88M | 0.03% | +2,173+59.3% | Added |
| Steward Partners Investment Advisory, LLC | 5,678 | $2.80M | 0.04% | +2,830+99.4% | Added |
| Advisors Asset Management, Inc. | 5,573 | $2.75M | 0.04% | −37−0.7% | Reduced |
| PFG Advisors | 5,461 | $2.69M | 0.27% | +560+11.4% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 5,438 | $2.68M | 0.03% | +29+0.5% | Added |
| IFM Investors Pty Ltd | 5,383 | $2.66M | 0.05% | −75−1.4% | Reduced |
| Mitchell Capital Management Co | 5,381 | $2.65M | 0.54% | −71−1.3% | Reduced |
| Intrust Bank NA | 5,381 | $2.65M | 0.32% | −162−2.9% | Reduced |
| Squarepoint Ops LLC | 5,323 | $2.63M | 0.01% | +4,481+532.2% | Added |
| Gotham Asset Management, LLC | 5,301 | $2.62M | 0.08% | +2,592+95.7% | Added |
| FourThought Financial, LLC | 5,273 | $2.60M | 0.33% | −333−5.9% | Reduced |
| Campbell Newman Asset Management Inc | 5,267 | $2.60M | 0.23% | +140+2.7% | Added |
| Winton Group Ltd | 5,164 | $2.55M | 0.15% | +1,101+27.1% | Added |
| Railway Pension Investments Ltd | 5,100 | $2.52M | 0.02% | +5,100 | New |
| Crown Advisors Management, Inc. | 5,000 | $2.47M | 1.59% | 00.0% | Unchanged |
| Centiva Capital, LP | 4,958 | $2.45M | 0.16% | +4,958 | New |
| Nissay Asset Management Corp | 4,945 | $2.44M | 0.02% | +193+4.1% | Added |
| Tributary Capital Management, LLC | 4,900 | $2.42M | 0.18% | +100+2.1% | Added |
| GAM Holding AG | 6,764 | $2.32M | 0.10% | 00.0% | Unchanged |
| Crossmark Global Holdings, Inc. | 4,509 | $2.22M | 0.05% | −6,310−58.3% | Reduced |
| Hartford Investment Management Co | 4,407 | $2.17M | 0.05% | +378+9.4% | Added |
| Tower Research Capital LLC (TRC) | 4,376 | $2.16M | 0.04% | +2,146+96.2% | Added |
| Boothbay Fund Management, LLC | 4,368 | $2.15M | 0.07% | −1,171−21.1% | Reduced |
| AdvisorShares Investments LLC | 4,266 | $2.10M | 0.25% | −64−1.5% | Reduced |
| CIBC Asset Management Inc | 4,211 | $2.08M | 0.01% | +276+7.0% | Added |
| Westover Capital Advisors, LLC | 4,175 | $2.06M | 0.60% | −107−2.5% | Reduced |
| Aigen Investment Management, LP | 4,070 | $2.03M | 0.12% | +4,070 | New |
| Virtue Capital Management, LLC | 4,110 | $2.03M | 0.30% | +510+14.2% | Added |
| Lisanti Capital Growth, LLC | 4,095 | $2.02M | 0.29% | −140−3.3% | Reduced |
| Dynamic Technology Lab Private Ltd | 4,024 | $1.99M | 0.22% | +2,010+99.8% | Added |
| Janus Henderson Group PLC | 4,001 | $1.98M | 0.00% | +182+4.8% | Added |
| La Financiere de L'Echiquier | 4,000 | $1.97M | 0.07% | −1,000−20.0% | Reduced |
| Employees Retirement System of Texas | 4,000 | $1.97M | 0.02% | −1,000−20.0% | Reduced |
| Two Sigma Investments, LP | 4,000 | $1.97M | 0.00% | +2,400+150.0% | Added |
| Saturna Capital CORP | 3,911 | $1.93M | 0.03% | 00.0% | Unchanged |
| Advisor OS, LLC | 3,754 | $1.85M | 0.38% | +147+4.1% | Added |
| Securian Asset Management, Inc | 3,750 | $1.85M | 0.03% | 00.0% | Unchanged |
| Norinchukin Bank, The | 3,676 | $1.81M | 0.02% | −12−0.3% | Reduced |
| TD Private Client Wealth LLC | 3,634 | $1.79M | 0.07% | +6+0.2% | Added |
| Keybank National Association | 3,615 | $1.78M | 0.01% | −1,249−25.7% | Reduced |
| Teachers Retirement System of the State of Kentucky | 3,549 | $1.75M | 0.02% | −50−1.4% | Reduced |
| Cetera Advisor Networks LLC | 3,548 | $1.75M | 0.02% | −159−4.3% | Reduced |
| SG Americas Securities, LLC | 3,517 | $1.74M | 0.01% | −1,349−27.7% | Reduced |
| O'Shares Investment Advisers, LLC | 3,468 | $1.71M | 0.12% | +117+3.5% | Added |
| Mercer Global Advisors Inc | 3,458 | $1.71M | 0.01% | +1,674+93.8% | Added |
| Maryland State Retirement & Pension System | 3,439 | $1.70M | 0.04% | +111+3.3% | Added |
| Twin Tree Management, LP | 3,424 | $1.69M | 0.04% | +3,424 | New |
| GWM Advisors LLC | 3,347 | $1.65M | 0.02% | +3,347 | New |
| Daiwa Securities Group Inc. | 3,344 | $1.65M | 0.01% | +56+1.7% | Added |
| Fort Washington Investment Advisors Inc | 3,329 | $1.64M | 0.01% | 00.0% | Unchanged |
| NFJ Investment Group, LLC | 3,325 | $1.64M | 0.03% | +332+11.1% | Added |
| PEAK6 Investments LLC | 3,285 | $1.62M | 0.05% | +3,283+164,150.0% | Added |