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MPWR · NASDAQ · STOCK

Monolithic Power Systems (MPWR) Stock Analysis

Technology Updated September 17, 2026
$1,148.47
52W $833.18 – $1714.09
62/100
$56.13B
69.7
1.66
AI Committee Verdict
Buy
62/100
Conviction: Contested · 60% agreement · 5 analysts
+9.8%
-13.4%
0.74:1
Contested
Buy rating, but near-term risk/reward is unfavorable
The long-term recommendation is based on the composite investment score. The near-term risk/reward is based on nearby support and resistance levels. These can differ when a strong company trades close to resistance with support further below.

Is MPWR Bullish or Bearish?

Bullish. Innellis AI committee rates Monolithic Power Systems (MPWR) Buy with a composite score of 62/100 , based on 5 analysts with 60% agreement. Last updated September 17, 2026.

What Would Change This View

Upgrade to Strong Buy
Requires a committee score of 75.0 — +12.73 from today. Applies on the first day at or above the line; upgrades are never dampened.
Downgrade to Watch
Requires the score to fall below 55.0 — -7.27 from today. The band boundary is 60.0, but a one-step downgrade must clear a further margin first. A score oscillating around the line should not change the rating every night.

Executive Summary

The committee is genuinely divided. Growth Analyst sees a compelling case — quarter-over-quarter growth rate is accelerating, not just positive. Technical Analyst remains cautious — rsi at 28 is in oversold territory (could mean either capitulation or a bounce setup). This disagreement is itself the signal — the setup is not clean in either direction.

Bull & Bear Case

Bull Case
  • Quarter-over-quarter growth rate is ACCELERATING, not just positive — Growth
  • News sentiment is positive (+0.40 across 21 articles, 14d) — News
Bear Case
  • RSI at 28 is in oversold territory (could mean either capitulation or a bounce setup) — Technical
  • MACD histogram negative -- bearish momentum — Technical
  • Bollinger bandwidth of 18.4% signals elevated volatility — Risk
Both cases are generated from quantitative data signals, not qualitative or forward-looking judgement. They summarise what the numbers say today.
Price History (6M)

AI Investment Committee

Committee Consensus As of September 17, 2026
Overall Committee Score
62/100
Agreement
60%
Analysts
5
Conviction
Contested
Sector Rank
Top 20%
of 287 Technology peers
Growth Analyst bullish
85 / 100 · Low confidence
Strong, accelerating growth with consistent execution
+ Quarter-over-quarter growth rate is ACCELERATING, not just positive
Technical Analyst bearish
38 / 100 · High confidence
Price action is deteriorating -- trend and/or momentum are working against this name
− RSI at 28 is in oversold territory (could mean either capitulation or a bounce setup)
Risk Analyst neutral
52 / 100 · Moderate confidence
Moderate risk -- no single red flag, but nothing that clearly de-risks the position either
− Bollinger bandwidth of 18.4% signals elevated volatility
Macro Analyst bullish
65 / 100 · Low confidence
Macro backdrop is supportive of risk assets generally, and this name's beta works in its favor
News Analyst bullish
70 / 100 · Low confidence
News flow and recent filings/analyst actions are net positive
+ News sentiment is positive (+0.40 across 21 articles, 14d)
Portfolio Manager neutral
45 / 100 · High confidence
Portfolio-level factors are mixed -- worth a deliberate sizing decision, not a default-size position
+ Portfolio position concentration is currently healthy
− Sector concentration is already high (HHI 2514.55)
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Investment Thesis Evolution

Committee score strengthened from 57.9 to 62.3.

Analyst-level changes:
  • Growth Analyst: score 63->85 (+22).
  • Risk Analyst: stance bullish->neutral; score 62->52 (-9).
  • Value Analyst abstained (was neutral at 49).

Comparing 2026-09-16 to 2026-09-17 (1 day apart).

Technical Analysis

RSI (14)
27.7
Oversold
MACD Histogram
-8.539
Bearish Momentum
Trend Direction
Sideways
Weekly: Uptrend
Market Structure
Lh Ll
Support
$989.86
Resistance
$1255.03
Bollinger %B
0.03
Inside Bands
Price vs Moving Averages
EMA 9
$1,197.73 Below
EMA 21
$1,245.05 Below
EMA 50
$1,306.18 Below
EMA 200
$1,252.97 Below

Fundamental Analysis

Valuation
33
Growth
83
Profitability
94
Financial Health
100
Cash Flow
70
Valuation
P/E Ratio 69.7×
P/B Ratio 14.41×
PEG Ratio -1.21
Dividend Yield 0.62%
52W High $1714.09
52W Low $833.18
Quality & Growth
ROE 1744.1%
ROA 1468.5%
Gross Margin 5519.5%
Operating Margin 2872.4%
Revenue Growth YoY
Debt / Equity 0.00
AI Fundamental Assessment
P/E ratio of 69.7 (rich relative to a 15-40x range); Price-to-book of 14.4x; PEG ratio of -1.2 (under 1.0 suggests growth is undervalued relative to price); Return on equity of 17.4%; Return on assets of 14.7%; Net margin of 24.4%; Gross margin of 55.2%; Current ratio of 4.98 (healthy short-term liquidity); Debt-to-equity of 0.00; Free cash flow per share is positive (11.92); Most recent quarter beat estimates by 8.6%; 2 consecutive earnings beats; EPS growth accelerating (+6.5% -> +27.5% QoQ); Average YoY EPS growth of 54.4%; Analyst estimates rising over recent quarters
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