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Monolithic Power Systems (MPWR)

Information Technology · $64.7B market cap · SEC CIK 0001280452

$1,381 ▲+8.06% on the day close of Sep 22, 2026
49 Mixed
fundamentals score out of 100

Next reports on Oct 28, 2026, after the close, with analysts expecting $7.85 in earnings per share.

The case for MPWR

The case against

What the score is made of

Each factor is half a curve over reported figures and half a rank among the other Information Technology companies (momentum is judged against fixed thresholds only), and the five are blended by weight. It describes the last filing and the current price. It is not a forecast.

Valuewhat you pay for the earnings, sales, assets and cash16
Growthhow fast revenue and earnings are moving, this year and over five55
Profitabilityhow much of the revenue becomes profit, and how much of that is cash70
Momentumhow the price has behaved lately55
Stabilityhow violently it moves, what it owes and what it pays you50

Key numbers

Price / earnings80.5×
Price / book17.43×
Price / sales19.8×
Revenue growth (YoY)+28.7%
EPS growth (YoY)-57.2%
Gross margin55%
Operating margin29%
Net margin25%
Return on equity22%
Debt / equity0.00×
Current ratio4.98
Dividend yield0.73%
Beta1.73
52-week range$833.18 – $1,714
Position in that range62% of the way up
3-month return-18.3%
1-year return+39.4%

Five years of financials, as filed

Pulled from Monolithic Power Systems's XBRL filings on SEC EDGAR. Italic rows are derived from the rows above.

FY2025FY2024FY2023FY2022FY2021
Revenue$2.8B$2.2B$1.8B$1.8B$1.2B
Gross profit$1.5B$1.2B$1.0B$1.0B$685M
Operating income$729M$539M$482M$527M$262M
Net income$621M$1.6B$427M$438M$242M
Operating cash flow$838M$788M$638M$247M$320M
Capital expenditure$172M$146M$57.6M$58.8M$94.4M
Total assets$4.2B$3.5B$2.4B$2.1B$1.6B
Total liabilities$663M$565M$384M$390M$342M
Shareholder equity$3.5B$3.0B$2.0B$1.7B$1.2B
Cash$1.1B$692M$528M$289M$189M
Free cash flow$666M$642M$581M$188M$226M
Gross margin55.2%55.3%56.1%58.4%56.8%
Operating margin26.1%24.4%26.5%29.4%21.7%
Net margin22.3%72.1%23.5%24.4%20.0%
Diluted shares48.3M48.8M48.8M48.4M47.9M

Share count is essentially flat over 4 years.

What Monolithic Power Systems says it does

Monolithic Power Systems, Inc. is a fabless global company that provides high-performance, semiconductor-based power electronics solutions. Incorporated in 1997, our three core strengths include deep system-level knowledge, strong semiconductor design expertise, and innovative proprietary technologies in the areas of semiconductor processes, system integration, and packaging. These combined advantages enable us to deliver reliable, compact, and monolithic solutions found in storage and computing, enterprise data, automotive, industrial, communications and consumer applications. Our mission is to reduce energy and material consumption to improve all aspects of quality of life and create a sustainable future. We believe that we differentiate ourselves by offering solutions that are more highly integrated, smaller in size, more energy-efficient, more accurate and more reliable with respect to performance specifications and, consequently,…

Risk factors MPWR lists in its 10-K

Filings

Open MPWR in the deck

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