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 |
|---|---|---|---|---|---|
| Invesco Ltd. | 1,166,059 | $852.8M | 0.15% | −83,276−6.7% | Reduced |
| Geode Capital Management, LLC | 1,318,541 | $962.0M | 0.07% | −87,495−6.2% | Reduced |
| Price T Rowe Associates Inc | 2,088,804 | $1.53B | 0.17% | +54,073+2.7% | Added |
| State Street Corp | 2,120,034 | $1.55B | 0.06% | +4,329+0.2% | Added |
| FMR LLC | 3,392,704 | $2.48B | 0.14% | −106,005−3.0% | Reduced |
| BlackRock, Inc. | 5,229,221 | $3.82B | 0.07% | +316,313+6.4% | Added |
| Vanguard Group Inc | 5,939,946 | $4.34B | 0.07% | +19,277+0.3% | Added |
| Intact Investment Management Inc. | 0 | $0 | 0.00% | −6,200−100.0% | Sold out |
| Alyeska Investment Group, L.P. | 0 | $0 | 0.00% | −287,149−100.0% | Sold out |
| Coatue Management LLCSuperinvestorCoatue Management | 0 | $0 | 0.00% | −193,432−100.0% | Sold out |
| Worldquant Millennium Advisors LLC | 0 | $0 | 0.00% | −157,395−100.0% | Sold out |
| Holocene Advisors, LP | 0 | $0 | 0.00% | −149,569−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −95,000−100.0% | Sold out |
| Whale Rock Capital Management LLC | 0 | $0 | 0.00% | −50,150−100.0% | Sold out |
| Tairen Capital Ltd | 0 | $0 | 0.00% | −49,872−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −24,705−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −23,426−100.0% | Sold out |
| Capitolis Liquid Global Markets LLC | 0 | $0 | 0.00% | −20,162−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −18,161−100.0% | Sold out |
| Point72 Hong Kong Ltd | 0 | $0 | 0.00% | −15,401−100.0% | Sold out |
| Corebridge Financial, Inc. | 0 | $0 | 0.00% | −12,172−100.0% | Sold out |
| LGT Group Foundation | 0 | $0 | 0.00% | −9,045−100.0% | Sold out |
| Financial Counselors Inc | 0 | $0 | 0.00% | −7,399−100.0% | Sold out |
| Jacobs Levy Equity Management, Inc | 0 | $0 | 0.00% | −5,456−100.0% | Sold out |
| Polymer Capital Management (US) LLC | 0 | $0 | 0.00% | −3,800−100.0% | Sold out |
| Winton Group Ltd | 0 | $0 | 0.00% | −3,309−100.0% | Sold out |
| Bridgewater Associates, LP | 0 | $0 | 0.00% | −3,276−100.0% | Sold out |
| Aster Capital Management (DIFC) Ltd | 0 | $0 | 0.00% | −2,664−100.0% | Sold out |
| Quantitative Investment Management, LLC | 0 | $0 | 0.00% | −2,398−100.0% | Sold out |
| Prasad Wealth Partners, LLC | 0 | $0 | 0.00% | −2,196−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −1,978−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −1,880−100.0% | Sold out |
| PGGM Investments | 0 | $0 | 0.00% | −1,839−100.0% | Sold out |
| Quantessence Capital LLC | 0 | $0 | 0.00% | −1,816−100.0% | Sold out |
| Allstate Corp | 0 | $0 | 0.00% | −1,809−100.0% | Sold out |
| LMR Partners LLP | 0 | $0 | 0.00% | −1,500−100.0% | Sold out |
| Benjamin Edwards Inc | 0 | $0 | 0.00% | −1,487−100.0% | Sold out |
| Polymer Capital Management (HK) LTD | 0 | $0 | 0.00% | −1,426−100.0% | Sold out |
| Winnow Wealth LLC | 0 | $0 | 0.00% | −1,333−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −1,321−100.0% | Sold out |
| Frank, Rimerman Advisors LLC | 0 | $0 | 0.00% | −1,263−100.0% | Sold out |
| Lighthouse Investment Partners, LLC | 0 | $0 | 0.00% | −1,200−100.0% | Sold out |
| U.S. Capital Wealth Advisors, LLC | 0 | $0 | 0.00% | −1,172−100.0% | Sold out |
| United Services Automobile Association | 0 | $0 | 0.00% | −1,101−100.0% | Sold out |
| Bridgefront Capital, LLC | 0 | $0 | 0.00% | −1,014−100.0% | Sold out |
| WT Asset Management Ltd | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| Alberta Investment Management Corp | 0 | $0 | 0.00% | −997−100.0% | Sold out |
| GraniteShares Advisors LLC | 0 | $0 | 0.00% | −921−100.0% | Sold out |
| Belpointe Asset Management LLC | 0 | $0 | 0.00% | −909−100.0% | Sold out |
| Fortis Capital Advisors, LLC | 0 | $0 | 0.00% | −909−100.0% | Sold out |
| Arrowpoint Investment Partners (Singapore) Pte. Ltd. | 0 | $0 | 0.00% | −780−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −730−100.0% | Sold out |
| Pathway Financial Advisors LLC | 0 | $0 | 0.00% | −702−100.0% | Sold out |
| United Super Pty Ltd in its capacity as Trustee for the Construction & Building Unions Superannuation Fund | 0 | $0 | 0.00% | −700−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −631−100.0% | Sold out |
| Pallas Capital Advisors LLC | 0 | $0 | 0.00% | −630−100.0% | Sold out |
| Cresset Asset Management, LLC | 0 | $0 | 0.00% | −619−100.0% | Sold out |
| Retireful, LLC | 0 | $0 | 0.00% | −620−100.0% | Sold out |
| United Advisor Group, LLC | 0 | $0 | 0.00% | −571−100.0% | Sold out |
| Perbak Capital Partners LLP | 0 | $0 | 0.00% | −569−100.0% | Sold out |
| Symphony Financial, Ltd. Co. | 0 | $0 | 0.00% | −617−100.0% | Sold out |
| Simon Quick Advisors, LLC | 0 | $0 | 0.00% | −535−100.0% | Sold out |
| Archer Investment Corp | 0 | $0 | 0.00% | −440−100.0% | Sold out |
| Chilton Investment Co LLC | 0 | $0 | 0.00% | −433−100.0% | Sold out |
| EntryPoint Capital, LLC | 0 | $0 | 0.00% | −420−100.0% | Sold out |
| National Asset Management, Inc. | 0 | $0 | 0.00% | −416−100.0% | Sold out |
| Procyon Private Wealth Partners, LLC | 0 | $0 | 0.00% | −384−100.0% | Sold out |
| Buckingham Strategic Partners | 0 | $0 | 0.00% | −357−100.0% | Sold out |
| Riverview Trust Co | 0 | $0 | 0.00% | −131−100.0% | Sold out |
| Quent Capital, LLC | 0 | $0 | 0.00% | −101−100.0% | Sold out |
| Global Financial Private Client, LLC | 0 | $0 | 0.00% | −73−100.0% | Sold out |
| Headlands Technologies LLC | 0 | $0 | 0.00% | −38−100.0% | Sold out |
| Saudi Central Bank | 0 | $0 | 0.00% | −19−100.0% | Sold out |
| Flaharty Asset Management, LLC | 0 | $0 | 0.00% | −17−100.0% | Sold out |
| Clark Wealth Partners | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| City Holding Co | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| HM Payson & Co | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| United Community Bank | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Cheviot Value Management, LLC | 0 | $0 | 0.00% | −8−100.0% | Sold out |
| Washington Trust Co | 0 | $0 | 0.00% | −8−100.0% | Sold out |
| Synergy Investment Management, LLC | 0 | $0 | 0.00% | −6−100.0% | Sold out |
| Carolinas Wealth Consulting LLC | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Hexagon Capital Partners LLC | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Addison Advisors LLC | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Key Financial Inc | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Private Wealth Asset Management, LLC | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| WestEnd Advisors, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| West Paces Advisors Inc. | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| American Capital Advisory, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| MPWM Advisory Solutions, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Chesapeake Asset Management LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Glenmede Trust Co NA | – | – | – | – | Not filed |
| Credit Agricole S A | – | – | – | – | Not filed |
| Rakuten Investment Management, Inc. | – | – | – | – | Not filed |
| Mizuho Securities USA LLC | – | – | – | – | Not filed |
| Orion Portfolio Solutions, LLC | – | – | – | – | Not filed |
| CAPROCK Group, Inc. | – | – | – | – | Not filed |
| Redwood Investments, LLC | – | – | – | – | Not filed |
| Lindbrook Capital, LLC | – | – | – | – | Not filed |
| Pilgrim Partners Asia Pte Ltd | – | – | – | – | Not filed |