AlphaStocks
4.9
Weak

Monolithic Power Systems, Inc. (MPWR)

As of Sep 20, 2026, Monolithic Power Systems, Inc. (MPWR) scores 4.9/10 on AlphaStocks' five-model composite, #128 of 205 Information Technology stocks.

Information Technology / Semiconductors

S&P 500

$1,219.89

Below average on several measures. Research carefully.

Weak

Score based on 4 of 5 models — moderate confidence

Data as of Sep 20, 2026

#128out of 205 in Information Technology

Is MONOLITHIC POWER SYSTEMS, INC. a Good Investment in 2026?

MONOLITHIC POWER SYSTEMS, INC. (MPWR) scores 4.9 out of 10 on AlphaStocks' composite model, earning a Weak rating. The Piotroski model rates MONOLITHIC POWER SYSTEMS, INC. as Attractive (5/9). The Lynch model is the least favorable, rating it Neutral. MONOLITHIC POWER SYSTEMS, INC. ranks #128 out of 205 stocks in the Information Technology sector.

This summary is algorithmically generated and is not financial advice.

Key Metrics

P/E94.8ROE17.5Market Cap60B

Valuation

Trades at 95x earnings — above sector median of 41x.

Fair value estimate not available for this stock.

5-Model Analysis

Each model evaluates this stock from a different angle. Combined, they form the composite score above.

Piotroski

Attractive

5/9

Buffett

Attractive

Business quality & competitive moat

Graham

Neutral

Significantly above fair value

Lynch

Neutral

PEG 3.2 · Fast Grower

Greenblatt

Limited Data

Earnings yield + return on capital

Frequently Asked Questions

Is MONOLITHIC POWER SYSTEMS, INC. (MPWR) a good investment?
As of Sep 20, 2026, Monolithic Power Systems, Inc. (MPWR) scores 4.9/10 on AlphaStocks' five-model composite, #128 of 205 Information Technology stocks. That score is below average, suggesting caution. Trades at 95x earnings — above sector median of 41x.
What is MONOLITHIC POWER SYSTEMS, INC.'s Piotroski F-Score?
MONOLITHIC POWER SYSTEMS, INC.'s Piotroski F-Score status is Attractive. The raw score is 5/9. The Piotroski F-Score evaluates financial health using 9 fundamental signals including profitability, leverage, and operating efficiency.
Is MPWR overvalued or undervalued?
A precise fair value estimate is not available for MPWR. Trades at 95x earnings — above sector median of 41x.
How does MPWR compare to other Information Technology stocks?
MONOLITHIC POWER SYSTEMS, INC. ranks #128 out of 205 stocks in the Information Technology sector, placing it in the top 62% of its sector by composite score. There are higher-ranked alternatives in this sector worth exploring.
What do investment models say about MPWR?
AlphaStocks evaluates MPWR using five proven investment models. Piotroski: Attractive; Buffett: Attractive; Graham: Neutral; Lynch: Neutral. These models are combined into a single composite score of 4.9/10.

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Scores are algorithm-generated research tools, not investment recommendations. Past performance does not guarantee future results. Always do your own due diligence. Full disclaimer