← Back to All US Stocks

MPWR Stock Analysis 2026 - MONOLITHIC POWER SYSTEMS INC AI Rating

MPWR Nasdaq Semiconductors & Related Devices DE CIK: 0001280452
Recently Updated • Analysis: Apr 2, 2026 • SEC Data: 2025-12-31
BUY
78% Conf
Pending
Analysis scheduled

📊 MPWR Key Takeaways

Revenue: $2.8B
Net Margin: 22.3%
Free Cash Flow: $666.2M
Current Ratio: 5.91x
Debt/Equity: 0.00x
EPS: $12.86
AI Rating: BUY with 78% confidence

Is MPWR a Good Investment? Thesis Analysis

Claude

Monolithic Power Systems demonstrates robust fundamental health with strong revenue growth of 26.4% YoY and exceptional profitability metrics (55.2% gross margin, 22.3% net margin). The company maintains fortress-like balance sheet strength with zero long-term debt, substantial free cash flow generation ($666.2M, 23.9% FCF margin), and excellent liquidity (5.91x current ratio), positioning it well for sustainable operations and strategic investments.

Why Buy MPWR? Key Strengths

Claude
  • + Strong revenue growth of 26.4% YoY indicating robust demand and market expansion
  • + Exceptional profitability with 55.2% gross margin and 22.3% net margin demonstrating pricing power and operational efficiency
  • + Fortress balance sheet with zero debt, $1.1B cash, and 3.5x equity base providing financial flexibility
  • + Excellent free cash flow generation of $666.2M (23.9% FCF margin) supports capital allocation optionality
  • + Outstanding liquidity ratios (5.91x current, 4.38x quick) indicating strong short-term financial stability

MPWR Investment Risks to Consider

Claude
  • ! Significant net income decline of 61% YoY and EPS decline of 60.6% YoY despite revenue growth suggests material margin compression or one-time charges requiring investigation
  • ! High insider trading activity (26 Form 4 filings in 90 days) may indicate uncertainty or potential insiders reducing exposure
  • ! Operating margin compression risk if the 26.1% operating margin cannot be sustained amid semiconductor industry cyclicality and competitive pressures

Key Metrics to Watch

Claude
  • * Net income trend reversal and operating margin recovery drivers
  • * Gross margin sustainability given competitive and supply chain dynamics
  • * Free cash flow conversion stability and capital deployment efficiency
  • * Revenue growth momentum maintaining above 20% organic growth
  • * Operating expense ratio management as company scales

MPWR Financial Metrics

Revenue
$2.8B
Net Income
$621.5M
EPS (Diluted)
$12.86
Free Cash Flow
$666.2M
Total Assets
$4.2B
Cash Position
$1.1B

💡 AI Analyst Insight

The 23.9% free cash flow margin provides substantial flexibility for dividends, buybacks, and strategic investments. Strong liquidity with a 5.91x current ratio provides a solid financial cushion.

MPWR Profitability Ratios

Gross Margin 55.2%
Operating Margin 26.1%
Net Margin 22.3%
ROE 17.6%
ROA 14.8%
FCF Margin 23.9%

MPWR vs Technology Sector

How MONOLITHIC POWER SYSTEMS INC compares to Technology sector averages

Net Margin
MPWR 22.3%
vs
Sector Avg 18.0%
MPWR Sector
ROE
MPWR 17.6%
vs
Sector Avg 22.0%
MPWR Sector
Current Ratio
MPWR 5.9x
vs
Sector Avg 2.5x
MPWR Sector
Debt/Equity
MPWR 0.0x
vs
Sector Avg 0.5x
MPWR Sector

Sector benchmarks are approximate industry averages. Actual sector performance may vary.

Is MPWR Overvalued or Undervalued?

Based on fundamental analysis, MONOLITHIC POWER SYSTEMS INC has mixed fundamental signals relative to the Technology sector in 2026.

Return on Equity
17.6%
Sector avg: 22%
Net Profit Margin
22.3%
Sector avg: 18%
Revenue Growth
N/A
Year-over-year
Debt/Equity
0.00x
Sector avg: 0.5x

Note: This is a fundamental analysis based on SEC filings. For P/E ratio, price targets, and market-based valuation, consult financial data providers. This is not investment advice.

MPWR Balance Sheet & Liquidity

Current Ratio
5.91x
Quick Ratio
4.38x
Debt/Equity
0.00x
Debt/Assets
15.8%
Interest Coverage
N/A
Long-term Debt
N/A

MPWR 5-Year Financial Trend & Growth Analysis

MPWR 5-year financial data: Year 2021: Revenue $1.2B, Net Income $108.8M, EPS $2.38. Year 2022: Revenue $1.8B, Net Income $164.4M, EPS $3.50. Year 2023: Revenue $1.8B, Net Income $242.0M, EPS $5.05. Year 2024: Revenue $2.2B, Net Income $437.7M, EPS $9.05. Year 2025: Revenue $2.8B, Net Income $427.4M, EPS $8.76.
Revenue
Net Income
EPS (right axis)

5-Year Trend Summary: MONOLITHIC POWER SYSTEMS INC's revenue has grown significantly by 131% over the 5-year period, indicating strong business expansion. The most recent EPS of $8.76 reflects profitable operations.

MPWR Growth Metrics (YoY)

Revenue Growth
N/A
Year-over-year
Net Income Growth
N/A
Year-over-year
EPS Growth
N/A
Earnings per share
FCF Margin
23.9%
Free cash flow / Revenue

MPWR Quarterly Performance

Quarterly financial performance data for MONOLITHIC POWER SYSTEMS INC including revenue, net income, and earnings per share.
Quarter Revenue Net Income EPS
Q3 2025 $620.1M $144.4M $2.95
Q2 2025 $507.4M $100.4M $2.05
Q1 2025 $457.9M $92.5M $1.89
Q3 2024 $474.9M $121.2M $2.48
Q2 2024 $441.1M $99.5M $2.04
Q1 2024 $451.1M $92.5M $1.89
Q3 2023 $474.9M $121.2M $2.48
Q2 2023 $441.1M $99.5M $2.04

Data sourced from SEC EDGAR 10-Q quarterly filings. Figures may represent quarterly or cumulative values.

MPWR Capital Allocation

Operating Cash Flow
$838.2M
Cash generated from operations
Stock Buybacks
$6.6M
Shares repurchased (TTM)
Capital Expenditures
$172.0M
Investment in assets
Dividends Paid
$284.8M
Returned to shareholders

MPWR SEC 10-K & 10-Q Filing Analysis

Access official SEC EDGAR filings for MONOLITHIC POWER SYSTEMS INC (CIK: 0001280452)

📋 Recent SEC Filings

Date Form Document Action
Apr 1, 2026 4 xslF345X06/marketforms-72823.xml View →
Mar 24, 2026 4 xslF345X06/marketforms-72730.xml View →
Feb 27, 2026 10-K mpwr20251231_10k.htm View →
Feb 27, 2026 8-K mpwr20260225_8k.htm View →
Feb 17, 2026 4 xslF345X05/marketforms-72189.xml View →

Frequently Asked Questions about MPWR

What is the AI rating for MPWR?

MONOLITHIC POWER SYSTEMS INC (MPWR) has an AI rating of BUY with 78% confidence, based on fundamental analysis of SEC EDGAR filings.

What are MPWR's key strengths?

Claude: Strong revenue growth of 26.4% YoY indicating robust demand and market expansion. Exceptional profitability with 55.2% gross margin and 22.3% net margin demonstrating pricing power and operational efficiency.

What are the risks of investing in MPWR?

Claude: Significant net income decline of 61% YoY and EPS decline of 60.6% YoY despite revenue growth suggests material margin compression or one-time charges requiring investigation. High insider trading activity (26 Form 4 filings in 90 days) may indicate uncertainty or potential insiders reducing exposure.

What is MPWR's revenue and growth?

MONOLITHIC POWER SYSTEMS INC reported revenue of $2.8B.

Does MPWR pay dividends?

MONOLITHIC POWER SYSTEMS INC pays dividends, with $284.8M distributed to shareholders in the trailing twelve months.

Where can I find MPWR SEC filings?

Official SEC filings for MONOLITHIC POWER SYSTEMS INC (CIK: 0001280452) including 10-K, 10-Q, and 8-K reports are available on SEC EDGAR.

What is MPWR's EPS?

MONOLITHIC POWER SYSTEMS INC has a diluted EPS of $12.86.

How is the AI analysis conducted?

Two independent AI systems — Claude (Anthropic) and ChatGPT (OpenAI) — analyze SEC EDGAR filings including 10-K annual reports and 10-Q quarterly reports. Each AI evaluates financial health, profitability ratios, balance sheet strength, and growth metrics. The combined rating reflects both perspectives for balanced insights.

Is MPWR a good stock to buy right now?

Based on our AI fundamental analysis in April 2026, MONOLITHIC POWER SYSTEMS INC has a BUY rating with 78% confidence. The AI analysis suggests favorable fundamentals based on SEC filings. This is not investment advice.

Is MPWR stock overvalued or undervalued?

Valuation metrics for MPWR: ROE of 17.6% (sector avg: 22%), net margin of 22.3% (sector avg: 18%). Compare these metrics with sector averages to assess valuation.

Should I buy MPWR stock in 2026?

Our dual AI analysis gives MONOLITHIC POWER SYSTEMS INC a combined BUY rating for 2026. Revenue is data pending, with profitability above sector average. Always conduct your own research.

What is MPWR's free cash flow?

MONOLITHIC POWER SYSTEMS INC's operating cash flow is $838.2M, with capital expenditures of $172.0M. FCF margin is 23.9%.

How does MPWR compare to other Technology stocks?

Vs Technology sector averages: Net margin 22.3% (avg: 18%), ROE 17.6% (avg: 22%), current ratio 5.91 (avg: 2.5).

Disclaimer: This analysis is generated by Claude AI (Anthropic) and ChatGPT (OpenAI) based on publicly available SEC EDGAR filings. It does not include stock price data and should not be considered financial advice. All fundamental data is sourced from SEC public domain filings. Always conduct your own research and consult with a qualified financial advisor before making investment decisions.
Data Source: SEC EDGAR | Analysis Date: Apr 2, 2026 | Data as of: 2025-12-31 | Powered by Claude AI