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Monolithic Power Systems Inc Is Up 8.8% This Week. What's Behind the Move?

By Wealth Awesome -

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Stocks & ETFs:MPWR.US

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Monolithic Power Systems Inc has seen an impressive weekly gain of 8.8%.

Monolithic Power Systems Inc (MPWR.US) experienced a significant weekly increase of 8.8%, closing at US$1,424.88. This performance is part of a broader trend where the stock has gained 20.59% over the past month and 58.18% year-to-date, reflecting strong investor interest in the company's growth potential within the semiconductor sector.

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Monolithic Power Systems Inc

MPWR.US

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MPWR.US

Monolithic Power Systems Inc

Source:WealthAwesomeWealthAwesome
↑ $75.08 (5.37%)
120 day period
$1140.77$1412.80$1684.83Apr 16Jul 14Oct 6

Market cap

$72.42B

P/E

90.0x

Div. yield

0.48%

Div. / share

$7.12

52W high

$1708.95

52W low

$827.63

1W change

+8.84%

Beta

1.68

Analyst Price Targets

Based on 17 analysts covering MPWR · as of Oct 5, 2026

📈

Wall Street analysts forecast MPWR stock price to rise 24.8% over the next 12 months.

Consensus

Strong Buy

4.71 / 5.00

Avg. Target

C$1839.80

+24.8% Upside

Current Price

C$1473.69

Last close

Analyst Breakdown (17 analysts)

Strong Buy 13
Buy 3
Hold 1
Compare analyst targets →

Targets are snapshotted when they change. Unchanged figures keep their original date. Not financial advice.

Wealth Awesome Price Forecast

WA Model

Statistical 90-day price range based on MPWR's historical volatility

HistoricalForecast68%95%
C$965.14C$1414.75C$1864.36C$2313.97C$2763.58C$3213.19TodayMay 29Aug 4Oct 6Nov 18Jan 1Feb 13

30-Day Vol

47.8%

Annualized

90-Day Vol

62.9%

Annualized

Trend (90d)

+50.0%

Annualized drift

90d Mean

C$1761.81

Expected price

HorizonExpected68% Range (1σ)
30 trading daysC$1564.07C$1326.25 – C$1844.54
60 trading daysC$1660.00C$1314.63 – C$2096.09
90 trading daysC$1761.81C$1324.00 – C$2344.39

Methodology: Range is calculated using 30-day realized volatility via geometric Brownian motion (log-normal model). 68% band = ±1σ, 95% band = ±2σ. This is a statistical model, not a prediction. Past volatility does not guarantee future results. Not financial advice.

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Investor takeaway: The stock's performance suggests strong market confidence in Monolithic Power Systems' growth prospects and the semiconductor industry's overall health.

Weekly Price Increase of 8.8% for Monolithic Power Systems

The stock has outperformed its 50-day and 200-day moving averages by 8.8% and 10.6%, respectively, indicating robust short-term momentum.

Bull case

The stock's impressive weekly gain follows a strong performance trend. With a profit margin of 24.5% and a return on equity (ROE) of 22.0%, the fundamentals look solid.

Bear case

Despite the positive movement, the stock's high P/E ratio of 90.02 raises concerns about its valuation compared to its earnings potential, which may deter some investors.

What Happened

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Monolithic Power Systems Inc recorded a weekly gain of 8.8%, closing at US$1,424.88. This performance is notable, especially as it contrasts with a 1-day decline of 0.42%. The trading volume this week was 104,215 shares, about 51% of its 20-day average volume of 739,230 shares. This price increase aligns with the company's strong performance in the semiconductor market.

What the Numbers Show

The stock's recent movement places it well above its 50-day moving average of US$1,310.15 and its 200-day moving average of US$1,288.76, which are up 8.8% and 10.6% from the current price, respectively. Monolithic Power's performance over the past month shows a 20.59% increase, while its year-to-date performance indicates a substantial rise of 58.18%. The company's market capitalization is approximately US$72.42 billion, with a high P/E ratio of 90.02, suggesting it may be overvalued.

What to Watch Next

Investors will be closely monitoring the semiconductor market for further developments. Analyst targets suggest an average price of US$1,839.80, implying a potential upside of 29.1%. The stock currently trades within a 52-week range of US$827.63 to US$1,708.95, indicating it is performing at 68% of its range. Upcoming earnings reports and broader market trends in technology could provide additional context for the stock's future performance.

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Wealth Awesome
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Wealth Awesome

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This content has been reviewed by CFA® charterholders and Certified Financial Planners (CFP®) with over a decade of experience in Canadian financial markets. All information is fact-checked against official Canadian sources and regulations.

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⚠️ Professional Disclaimer

This content is for educational purposes only and should not be considered personalized financial advice. While our team brings professional expertise, individual circumstances vary. For personalized guidance, consult with a qualified financial advisor, tax professional, or mortgage specialist.

Published: October 7, 2026
Last Updated: October 7, 2026

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