Monolithic Power Systems, Inc. (MPWR)
What changed in recent filings
- China segment 56% → 51%Jun 30, 2024 → Jun 30, 2026
- Institutions — 4 new · 3 reduced13F · as of end of 2026 Q2
What changed in recent SEC filings — factual, not a buy/sell recommendation.
Monolithic Power Systems, Inc. recent earnings releases
Based on SEC filings. The release date is the day the earnings filing (8-K) was accepted; for quarters where that filing was not found, the periodic report filing date is shown.
- 26Q2Released Jul 30, 2026Revenue +47.6% YoY · EPS $5.22Released after the close: Jul 30 close → Jul 31 close, the stock moved +8.3% · over the same window, market +0.7% · sector -0.3%
- 26Q1Released Apr 30, 2026Revenue +26.1% YoY · EPS $3.92Released after the close: Apr 30 close → May 1 close, the stock moved -1.9% · over the same window, market +0.3% · sector +0.4%
- 25Q4Released Feb 5, 2026Revenue +20.8% YoY · EPS $3.58Released after the close: Feb 5 close → Feb 6 close, the stock moved +6.4% · over the same window, market +1.9% · sector +5.8%
- 25Q3Released Oct 30, 2025Revenue +18.9% YoY · EPS $3.74Released after the close: Oct 30 close → Oct 31 close, the stock moved -7.6% · over the same window, market +0.3% · sector +0.1%
The next earnings release is estimated around Oct 29, 2026 (calculated from how long this company has taken between quarter end and filing; it is not a date announced by the company).
Institutions holding Monolithic Power Systems, Inc.
How many of the institutions we track reported holding this stock, quarter by quarter.
2019 Q1: 1 → 2026 Q2: 7 institutions
Counts the 52 institutions we track that reported holding this stock — their full reported holdings, not just the largest positions. Not the total number of institutional holders in the US. Figures are as of quarter-end and disclosed up to 45 days later. Descriptive only — not investment advice.
Which institutions hold Monolithic Power Systems, Inc.
Institutions we track that reported holding this stock in their most recent 13F.
- National Pension Service (Korea)0.06% of portfolio · since 2020 Q4
- Caisse de depot (Quebec)0.10% of portfolio · since 2021 Q2
- Bridgewater Associates0.02% of portfolio · since 2025 Q4
- Baillie Gifford & CoNew this quarterunder 0.01% of portfolio · since 2026 Q2
- Maverick CapitalNew this quarter0.01% of portfolio · since 2026 Q2
- Moore Capital ManagementNew this quarter0.13% of portfolio · since 2026 Q2
- BlackstoneNew this quarterunder 0.01% of portfolio · since 2026 Q2
Based on 13F filings — quarter-end holdings, disclosed up to 45 days later. Holding a stock is a fact we report, not a recommendation to buy or sell.
Q2 2026 13F recap — stocks several institutions bought and sold together →Company overview
Monolithic Power Systems Inc. is a semiconductor company that develops and sells power electronics solutions for a wide range of electronic systems. Its portfolio includes voltage regulators, DC-DC converters, AC-DC converters, power management integrated circuits, current limit switches, driver MOSFETs, and lighting control products. These components are designed to convert, regulate, and monitor electrical power efficiently, supporting devices and infrastructure in computing, data centers, automotive systems, industrial equipment, communications networks, and consumer electronics. The company’s solutions are used in products such as servers, notebooks, storage systems, infotainment displays, wireless access points, and medical equipment. Monolithic Power Systems Inc. focuses on high-performance, compact designs that help customers improve power efficiency and system integration across global markets.
What is the Semiconductors sector?
Fabless, foundry, and equipment. A core beneficiary of AI demand.
Monolithic Power Systems, Inc. is classified under the Semiconductors sector. See peers below.
Monolithic Power Systems, Inc. key financials
Based on SEC filings · as of Jun 30, 2026
Tap a metric name to see its meaning in the glossary.
Monolithic Power Systems, Inc. vs Semiconductors sector benchmark
Median of 34 representative sector stocks · SEC filings · factual comparison (not advice)
A simple comparison to the sector benchmark. Higher or lower doesn’t mean good/bad or buy/sell.
MPWR segment revenue mix trend
Quarterly change in segment revenue share · verified from SEC filings
ETFs holding Monolithic Power Systems, Inc.
Per SEC N-PORT · 2026-06-30 · by weight · factual
MPWR on Stocklore
- Revenue by segment — segment weights verified from SEC filings, YoY changes, growth drivers and concentration
- Financials & earnings quality — 6 metrics (FCF conversion, ROIC, net debt, etc.) to gauge profit quality
- 13F institutional holdings — holdings and weight changes of major institutions (45-day delay)
- Sector-relative metrics — Valuation and growth compared with the Semiconductors average
Peers · Semiconductors
MPWR FAQ
What is Monolithic Power Systems, Inc. (MPWR)?
Monolithic Power Systems Inc. is a semiconductor company that develops and sells power electronics solutions for a wide range of electronic systems. Its portfolio includes voltage regulators, DC-DC converters, AC-DC converters, power management integrated circuits, current limit switches, driver MOSFETs, and lighting control products. These components are designed to convert, regulate, and monitor electrical power efficiently, supporting devices and infrastructure in computing, data centers, automotive systems, industrial equipment, communications networks, and consumer electronics. The company’s solutions are used in products such as servers, notebooks, storage systems, infotainment displays, wireless access points, and medical equipment. Monolithic Power Systems Inc. focuses on high-performance, compact designs that help customers improve power efficiency and system integration across global markets.
What sector is Monolithic Power Systems, Inc. in?
Monolithic Power Systems, Inc. is classified under Semiconductors. Fabless, foundry, and equipment. A core beneficiary of AI demand.
What are Monolithic Power Systems, Inc.'s key financials?
As of Jun 30, 2026 in SEC filings: Revenue growth (YoY) 28.7%, Operating margin 31.0%, Net margin 24.6%, ROE 17.6%. Definitions and interpretation are available on Stocklore.
Where can I analyze Monolithic Power Systems, Inc. (MPWR) stock?
On Stocklore you can see MPWR's financials & earnings quality, 13F institutional holdings, and sector-relative metrics in one place. This page is for information and tools — not a buy/sell recommendation.
Data sources: SEC EDGAR (financials & filings), 13F (institutional holdings, as of quarter-end), market data. This page is for information and analysis tools — it does not recommend buying or selling any security. Investment decisions and responsibility are your own.