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MPWRMonolithic Power Systems, Inc. — stock analysis & sentiment

NASDAQTechnologySemiconductors
$1,277.68

Last analyzed · v2

Sentiment+22·positive

Monolithic Power Systems, Inc. (MPWR) last closed at $1,277.68, around the middle of its 52-week range of $833.18–$1,714.09. Composite market sentiment across 2 analyses is positive (+22 on a −100 to +100 scale), as of Sep 23, 2026.

Produced by the Synoptiv Research Engine from public financial data. Read the methodology.

Full report

Go beyond the overview

The thesis, technical signals, risk levels, and complete evidence — everything the overview leaves out.

What changed

Since the previous analysis (v1) on Aug 1, 2026.

Price
-10.40%

MPWR fell to $1,277.68, from $1,426.03 at the previous analysis.

Sentiment
+22

Composite sentiment held steady at +22 (positive).

News flow
35 new

35 headlines since the last analysis — 5 positive, 30 neutral.

Market cap-3.16%
$67.85B

Market cap fell -3.16%, from $70.06B to $67.85B.

The written analysis on this page was refreshed for v2.

What the data says

An overview of the public data behind MPWR.

At $1,277.68, the stock sits close to the middle of its 52-week band of $833.18 to $1,714.09 — roughly 53% above the low and about a quarter below the high. That the high is more than double the low describes a year of wide swings rather than steady drift, and a beta of 1.66 is consistent with a stock that tends to amplify the market's moves in both directions.

Against a market capitalization near $67.8 billion, the market is paying about 84 times trailing earnings and roughly 40 times forward earnings. The gap between those two multiples reflects expected earnings growth over the coming year, and revenue growth of 47.6% shows the top line has in fact been expanding quickly. The business itself is solidly profitable, with a net margin of 24.5%, while a price-to-book ratio of 17.4 indicates most of what the market is pricing lies in future earnings power rather than in balance-sheet assets. The dividend yield of 0.63% is a minor part of the total picture.

Recent headlines are more about the semiconductor sector than about this company specifically. The company-level items are sparse and spread out: a second-quarter 2026 dividend announcement in June, commentary following a May earnings report, and a September piece noting a 54% gain over the prior year. Around those sit broader coverage of peers such as ASML and GlobalFoundries, analyst roundups grouping the stock with other analog and mixed-signal chipmakers, and general market columns — so the near-term news flow is largely sector-driven.

Written from public market data. Research, not financial advice — the thesis, signals and risk levels are in the full report.

Price chart

MPWR daily price history.

Market sentiment

A composite of the public market data in this analysis, from −100 (bearish) to +100 (bullish).

BearishBullish
+22
positive

This gauge blends news tone, analyst views, insider and congressional activity, and price momentum into a single score. The full report breaks down each driver and pairs it with the thesis.

See the full sentiment breakdown in the report →

Key stats

A public snapshot of commonly used market and valuation measures.

52-week range$1,277.68
$833.18$1,714.09
Current price $1,277.68 sits 50% of the way between the 52-week low of $833.18 and high of $1,714.09.

Valuation & size

Profitability & growth

Price & risk

From noise to signal. The full report has MPWR’s thesis, trade signal, and risk levels.

About Monolithic Power Systems, Inc.

Monolithic Power Systems designs semiconductor-based power electronics, centered on DC-to-DC conversion products that convert and regulate voltage inside electronic systems. Its parts are used in cloud and on-premises servers, workstations, AI systems, memory and storage, notebooks, automotive infotainment, power supplies, home appliances, network infrastructure, and satellite communications. Beyond DC-to-DC, the product line includes AC-to-DC conversion, MOSFET drivers, power management integrated circuits, current-limit switches, and lighting control. The company sells into storage and computing, enterprise data, automotive, communications, consumer, and industrial end markets, largely through third-party distributors and value-added resellers, with sales concentrated in Asia alongside Europe, the United States, and Japan. Monolithic Power Systems was incorporated in 1997 and is headquartered in Kirkland, Washington.

Technology · Semiconductors

Latest news

Recent headlines related to MPWR, with vendor tone.

MPWR — frequently asked questions

Answered from the public data on this page.

What is the current market sentiment for MPWR?

As of Sep 23, 2026, Monolithic Power Systems, Inc. (MPWR) carries positive (+22 on a −100 to +100 scale) composite sentiment. The score fuses recent news tone, analyst recommendations, technical posture, insider and congressional activity, and market attention into a single figure. The full breakdown of each component is in the report.

How has MPWR stock been performing?

Monolithic Power Systems, Inc. last closed at $1,277.68, around the middle of its 52-week range of $833.18–$1,714.09.

What is MPWR's market cap and valuation?

Monolithic Power Systems, Inc. has a market capitalization of about $67.85B, a trailing P/E of 84.4, a dividend yield of 0.63%.

What sector is MPWR in, and who are its competitors?

Monolithic Power Systems, Inc. operates in the Technology sector, specifically Semiconductors. Comparable companies include INTC, TXN, MRVL, QCOM, ADI.

Where can I find a full analysis of MPWR?

The full MPWR report covers the bull and bear cases, technical signals with entry, stop and target levels, complete financial statements, earnings history, insider and congressional trades, and the conditions that would invalidate the thesis. It requires a free account.

Analysis history

Every saved analysis, newest first.