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 2025
Institutional positions in Monolithic Power Systems, Inc. as of Jun 30, 2025. 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
- 907
- +55 vs. Q1 2025
- Shares held
- 47.4M
- +747.4K (+1.6%) vs. Q1 2025
- Total value
- $34.6B
- +$7.61B (+28.2%) vs. Q1 2025
- New holders
- 139
- 376 more added
- Sold out
- 84
- 299 more reduced
10 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: 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 2025
Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Hutchens & Kramer Investment Management Group, LLC | 298 | $222.6K | 0.10% | +298 | New |
| Aptus Capital Advisors, LLC | 305 | $223.1K | 0.00% | −52−14.6% | Reduced |
| SLT Holdings LLC | 305 | $223.1K | 0.17% | +305 | New |
| SageView Advisory Group, LLC | 303 | $223.8K | 0.01% | +303 | New |
| Integrated Advisors Network LLC | 310 | $226.7K | 0.01% | +310 | New |
| Graham Capital Management, L.P. | 314 | $229.7K | 0.01% | −559−64.0% | Reduced |
| Unique Wealth, LLC | 315 | $230.4K | 0.04% | +315 | New |
| Csenge Advisory Group | 351 | $232.1K | 0.01% | +351 | New |
| Potentia Wealth | 320 | $234.0K | 0.13% | +320 | New |
| BankPlus Wealth Management LLC | 329 | $240.9K | 0.16% | +329 | New |
| Ewa, LLC | 331 | $241.8K | 0.08% | −18−5.2% | Reduced |
| Commerzbank Aktiengesellschaft | 330 | $242.0K | 0.01% | +330 | New |
| TigerOak Management, L.L.C. | 334 | $244.3K | 0.08% | +334 | New |
| D.A. Davidson & Co. | 337 | $246.9K | 0.00% | +337 | New |
| Checchi Capital Advisers, LLC | 339 | $247.9K | 0.02% | +339 | New |
| Simplex Trading, LLC | 340 | $248.0K | 0.01% | −811−70.5% | Reduced |
| Resources Investment Advisors, LLC. | 339 | $248.1K | 0.00% | −12−3.4% | Reduced |
| AMG National Trust Bank | 340 | $248.7K | 0.01% | +340 | New |
| Wallace Advisory Group, LLC | 441 | $255.8K | 0.19% | +48+12.2% | Added |
| Beacon Pointe Advisors, LLC | 350 | $256.0K | 0.00% | +350 | New |
| Dorsey & Whitney Trust CO LLC | 350 | $256.0K | 0.01% | +4+1.2% | Added |
| First Affirmative Financial Network | 350 | $256.2K | 0.13% | +350 | New |
| Montag A & Associates Inc | 350 | $256.5K | 0.01% | −751−68.2% | Reduced |
| Sage Mountain Advisors LLC | 351 | $257.0K | 0.02% | +351 | New |
| SBI Securities Co., Ltd. | 356 | $260.4K | 0.01% | +21+6.3% | Added |
| West Family Investments, Inc. | 360 | $263.3K | 0.07% | +360 | New |
| Journey Strategic Wealth LLC | 362 | $264.8K | 0.01% | +4+1.1% | Added |
| Atomi Financial Group, Inc. | 363 | $265.4K | 0.01% | +363 | New |
| Livforsakringsbolaget Skandia, Omsesidigt | 365 | $267.2K | 0.01% | 00.0% | Unchanged |
| Voleon Capital Management LP | 369 | $269.9K | 0.01% | +369 | New |
| Wolverine Trading, LLC | 367 | $270.1K | 0.01% | −773−67.8% | Reduced |
| Sowell Financial Services LLC | 370 | $270.7K | 0.01% | +23+6.6% | Added |
| Principal Street Partners, LLC | 376 | $275.0K | 0.03% | +376 | New |
| Patton Fund Management, Inc. | 376 | $275.0K | 0.06% | +376 | New |
| American Trust | 382 | $279.4K | 0.03% | +382 | New |
| Crestwood Advisors Group LLC | 384 | $280.9K | 0.01% | −3−0.8% | Reduced |
| New Hampshire Trust | 385 | $281.6K | 0.06% | +6+1.6% | Added |
| Kera Capital Partners, Inc. | 390 | $285.2K | 0.06% | −23−5.6% | Reduced |
| Summit Creek Advisors LLC | 390 | $285.2K | 0.04% | 00.0% | Unchanged |
| Kathmere Capital Management, LLC | 390 | $285.2K | 0.02% | +390 | New |
| Fifth Third Wealth Advisors LLC | 392 | $286.7K | 0.01% | −25−6.0% | Reduced |
| Foundations Investment Advisors, LLC | 395 | $289.0K | 0.00% | +395 | New |
| Smartleaf Asset Management LLC | 396 | $291.5K | 0.03% | +84+26.9% | Added |
| S-Bank Fund Management Ltd | 399 | $291.8K | 0.04% | −104−20.7% | Reduced |
| Sanibel Captiva Trust Company, Inc. | 399 | $291.8K | 0.01% | +16+4.2% | Added |
| Sheets Smith Wealth Management | 400 | $292.6K | 0.03% | 00.0% | Unchanged |
| Sather Financial Group Inc | 400 | $292.6K | 0.02% | 00.0% | Unchanged |
| Royal Fund Management, LLC | 402 | $294.0K | 0.03% | +402 | New |
| NorthStar Asset Management LLC | 402 | $294.0K | 0.16% | +37+10.1% | Added |
| Forum Financial Management, LP | 404 | $295.5K | 0.00% | +404 | New |
| Johnson Financial Group, Inc. | 404 | $296.1K | 0.01% | −85−17.4% | Reduced |
| Liberty Capital Management, Inc. | 415 | $303.5K | 0.06% | −1−0.2% | Reduced |
| American National Bank | 425 | $310.8K | 0.03% | −94−18.1% | Reduced |
| McHugh Group, LLC | 425 | $310.8K | 0.21% | 00.0% | Unchanged |
| MBB Public Markets I LLC | 426 | $311.6K | 0.04% | −99−18.9% | Reduced |
| Bridges Investment Management Inc | 426 | $311.6K | 0.00% | +79+22.8% | Added |
| Tower Research Capital LLC (TRC) | 442 | $323.3K | 0.01% | −212−32.4% | Reduced |
| Westpac Banking Corp | 449 | $328.4K | 0.02% | 00.0% | Unchanged |
| BXM Wealth LLC | 450 | $329.1K | 0.39% | 00.0% | Unchanged |
| GTS Securities LLC | 451 | $329.9K | 0.01% | −100−18.1% | Reduced |
| Uhlmann Price Securities, LLC | 454 | $331.7K | 0.24% | +1+0.2% | Added |
| Vancity Investment Management Ltd | 454 | $332.0K | 0.04% | +44+10.7% | Added |
| Covenant Partners, LLC | 454 | $332.0K | 0.10% | 00.0% | Unchanged |
| Advisory Alpha, LLC | 454 | $332.1K | 0.01% | −117−20.5% | Reduced |
| Cigna Investments Inc | 455 | $333.0K | 0.06% | −29−6.0% | Reduced |
| KCM Investment Advisors LLC | 457 | $334.2K | 0.01% | 00.0% | Unchanged |
| Adams Wealth Management | 456 | $335.5K | 0.06% | 00.0% | Unchanged |
| CacheTech Inc. | 456 | $335.5K | 0.06% | 00.0% | Unchanged |
| ICONIQ Capital, LLC | 460 | $336.4K | 0.01% | −90−16.4% | Reduced |
| Covenant Asset Management, LLC | 462 | $337.9K | 0.07% | −3−0.6% | Reduced |
| Clarius Group, LLC | 468 | $342.3K | 0.02% | −7−1.5% | Reduced |
| Outlook Wealth Advisors, LLC | 472 | $345.2K | 0.09% | −2−0.4% | Reduced |
| Globeflex Capital L P | 474 | $346.7K | 0.03% | +474 | New |
| Savant Capital, LLC | 475 | $347.4K | 0.00% | +475 | New |
| Wetherby Asset Management Inc | 476 | $348.1K | 0.02% | +476 | New |
| Fielder Capital Group LLC | 480 | $351.1K | 0.09% | −4−0.8% | Reduced |
| Umb Bank N A | 480 | $351.1K | 0.01% | +13+2.8% | Added |
| Kickstand Ventures, LLC. | 480 | $351.2K | 0.08% | +25+5.5% | Added |
| Coastal Bridge Advisors, LLC | 481 | $351.6K | 0.03% | +481 | New |
| Versant Capital Management, Inc | 482 | $352.5K | 0.05% | +87+22.0% | Added |
| Ameritas Investment Partners, Inc. | 482 | $352.8K | 0.01% | 00.0% | Unchanged |
| Caitlin John, LLC | 484 | $354.0K | 0.32% | +484 | New |
| Alliance Wealth Advisors, LLC | 486 | $355.5K | 0.09% | +20+4.3% | Added |
| Parallel Advisors, LLC | 493 | $360.2K | 0.01% | +45+10.0% | Added |
| Guardian Capital LP | 495 | $362.0K | 0.01% | +12+2.5% | Added |
| Sagespring Wealth Partners, LLC | 500 | $365.4K | 0.01% | +126+33.7% | Added |
| MGB Wealth Management, LLC | 500 | $365.7K | 0.12% | 00.0% | Unchanged |
| Deroy & Devereaux Private Investment Counsel Inc | 500 | $366.0K | 0.02% | 00.0% | Unchanged |
| Nomura Holdings Inc | 503 | $367.9K | 0.00% | −4,263−89.4% | Reduced |
| Perigon Wealth Management, LLC | 510 | $373.0K | 0.01% | +51+11.1% | Added |
| Knuff & Co LLC | 515 | $376.7K | 0.12% | −152−22.8% | Reduced |
| EP Wealth Advisors, LLC | 516 | $377.6K | 0.00% | +17+3.4% | Added |
| Chicago Partners Investment Group LLC | 525 | $378.0K | 0.01% | +128+32.2% | Added |
| EverSource Wealth Advisors, LLC | 524 | $383.5K | 0.02% | +53+11.3% | Added |
| TFB Advisors LLC | 528 | $386.2K | 0.10% | −37−6.5% | Reduced |
| Ballentine Partners, LLC | 531 | $388.4K | 0.01% | +150+39.4% | Added |
| Legacy Wealth Asset Management, LLC | 533 | $389.8K | 0.10% | +533 | New |
| Farther Finance Advisors, LLC | 534 | $390.9K | 0.01% | −144−21.2% | Reduced |
| Graypoint LLC | 537 | $392.8K | 0.02% | +111+26.1% | Added |
| Aaron Wealth Advisors | 541 | $395.7K | 0.04% | +60+12.5% | Added |