ON Semiconductor vs S&P500 ETF — how do they compare? ON Semiconductor trades at $77.38 (market cap $30.92B), while S&P500 ETF trades at $778.44 (market cap $821.54B). The key difference: S&P500 ETF is far larger — about 26.6× ON Semiconductor's market cap, and S&P500 ETF is trading nearer its 52-week high, ON Semiconductor nearer its low. Which is the better fit depends on your goals — on Pluang, investors hold ON Semiconductor for 5 Days and S&P500 ETF for 205 Days on average.
| ON | SPY | |
|---|---|---|
Market Cap | $30.92B | $821.54B |
Volume | 11,639,037 | 40,070,358 |
Sector | Technology | — |
52-Week High | $133.93 | $779.14 |
52-Week Low | $44.90 | $631.99 |
Typical Hold Time | 5 Days | 205 Days |
Enterprise Value | $31.53B | — |
Signals from Pluang's Aura AI — not financial advice
No Aura AI signal available yet.
SPY (SPDR S&P 500 ETF Trust) trades at $778.18, up 0.12% with a bullish technical signal from moving averages. The ETF shows neutral oscillator readings with RSI at 68.54 suggesting mild overbought conditions. Recent news highlights S&P 500 valuation debates and profit growth expectations of 35% for 2026. Technical support sits at $771 with resistance at $777.
Outlook remains cautiously optimistic given the ETF's broad market exposure, though risks include potential profit growth deceleration to 15% in 2027 and market-wide valuation concerns. The dividend yield of approximately 0.24% provides modest income, while institutional positioning favors large-cap stability amid economic uncertainty.
Trailing returns across standard periods
What Pluang investors did over the last 30 days
Latest headlines on both assets
Onsemi develops power and sensing semiconductors for automotive, industrial, and energy applications. Its products support functions such as electric vehicle systems, energy conversion, automation, and intelligent sensing.
Read more on ON →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 →