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Compare Monolithic Power Systems Inc (MPWR) vs S&P500 ETF (SPY) Price & Performance

Monolithic Power Systems IncTrade
S&P500 ETFTrade

Price performance (Past 24H)

Key statistics

Monolithic Power Systems Inc vs S&P500 ETF — how do they compare? Monolithic Power Systems Inc trades at $1,395.38 (market cap $67.32B), while S&P500 ETF trades at $776.04 (market cap $821.54B). The key difference: S&P500 ETF is far larger — about 12.2× Monolithic Power Systems Inc's market cap, and Monolithic Power Systems Inc pays a 0.58% dividend while S&P500 ETF pays none. Which is the better fit depends on your goals — on Pluang, investors hold Monolithic Power Systems Inc for 25 Days and S&P500 ETF for 205 Days on average.

MPWRSPY
Market Cap
$67.32B$821.54B
Volume
826,96040,070,358
Sector
Technology—
52-Week High
$1.69K$779.14
52-Week Low
$856.96$631.99
Typical Hold Time
25 Days205 Days
Enterprise Value
$65.92B—
Dividend Yield
0.58%—

Aura AI Summary

Signals from Pluang's Aura AI — not financial advice

Monolithic Power Systems Inc

MPWR trades at $1,425.98, down 3.24% today but maintains strong technical momentum with bullish moving averages and key support at $1,417. The company demonstrates robust fundamentals with 24.5% net margins and consistent earnings beats, while expanding manufacturing capacity through the GlobalFoundries partnership announced September 9, 2026. Analyst sentiment remains overwhelmingly positive with 88% buy ratings and a $1,830 consensus price target representing 28% upside potential.

MPWR presents compelling growth exposure to AI infrastructure demand but carries premium valuation risks. The stock's 83.6 P/E ratio requires sustained high growth execution, while insider selling and competitive pressures warrant monitoring. Current technical positioning near pivot point resistance at $1,427 suggests near-term consolidation before potential breakout toward analyst targets.

S&P500 ETF

SPY, the SPDR S&P 500 ETF, trades at $777.26, down 0.24% on the day, with a bullish technical signal from moving averages but a neutral reading from oscillators. The ETF is near its pivot point of $776, with immediate resistance at $779. Recent news highlights mixed sentiment, with some articles pointing to strong corporate earnings growth in 2026 but expected deceleration in 2027, while others discuss defensive positioning and valuation concerns.

The outlook for SPY is cautiously optimistic, supported by bullish technical trends and robust earnings growth projections for 2026. Key risks include potential profit growth slowdown in 2027, elevated market valuations, and macroeconomic headwinds such as rising Treasury yields. Investors should weigh the ETF's broad market exposure against these factors for long-term positioning.

Returns comparison

Trailing returns across standard periods

Investor sentiment on Pluang

What Pluang investors did over the last 30 days

MPWR
100% Buy0% Sell
Avg holding period · 25 Days
SPY
75% Buy25% Sell
Avg holding period · 205 Days

Top news

Latest headlines on both assets

About Monolithic Power Systems Inc

Monolithic Power Systems, Inc. is a global leader in high-performance, analog, and mixed-signal semiconductors. The company specializes in power management solutions, providing integrated circuits (ICs) for a wide range of applications, including computing, automotive, industrial, and communications. MPWR's proprietary process technology is designed to deliver highly energy-efficient and compact power solutions, positioning the company as a key supplier for the next generation of electronic devices.

Read more on MPWR →

About S&P500 ETF

The ETF is designed to track the performance of the securities and the stocks in the S&P 500 Index. To maintain the composition and weightings, the advisor adjusts the ETF from time to time to conform to periodic changes in the index target.

Read more on SPY →