iShares Core S&P 500 ETF vs United Microelectronics Corp — how do they compare? iShares Core S&P 500 ETF trades at $780.46 (market cap $897.20B), while United Microelectronics Corp trades at $22.91 (market cap $58.02B). The key difference: iShares Core S&P 500 ETF is far larger — about 15.5× United Microelectronics Corp's market cap, and United Microelectronics Corp pays a 1.76% dividend while iShares Core S&P 500 ETF pays none. Which is the better fit depends on your goals — on Pluang, investors hold iShares Core S&P 500 ETF for 46 Days and United Microelectronics Corp for 42 Days on average.
| IVV | UMC | |
|---|---|---|
Market Cap | $897.20B | $58.02B |
Volume | 4,580,672 | 11,897,809 |
Sector | Broad Market / Factor | Technology |
52-Week High | $782.58 | $28.02 |
52-Week Low | $634.93 | $7.02 |
Typical Hold Time | 46 Days | 42 Days |
Enterprise Value | — | $55.10B |
Dividend Yield | — | 1.76% |
Signals from Pluang's Aura AI — not financial advice
IVV, tracking the S&P 500, trades at $779.68, down 0.12% on the day, with a bullish technical signal from moving averages and neutral oscillators. Recent news highlights mixed S&P 500 valuation signals, with earnings growth expected to slow in 2027 but historical seasonal patterns suggesting potential upside. The ETF's fundamentals reflect the index's aggregate metrics, with no company-specific financials reported.
Outlook remains cautiously optimistic given the bullish technical bias and index-level support, though risks include concentration in top holdings and macroeconomic headwinds. Investors gain diversified exposure to large-cap U.S. equities, but should monitor earnings trends and interest rate sensitivity.
UMC trades at $23.31, up 0.52% with a bullish technical signal despite mixed moving averages. The company shows strong profitability with 32.75% net margin and 21.03% ROE, though revenue growth has moderated from 2022 peaks. Recent earnings beats and a Zacks Strong Buy upgrade (September 17, 2026) highlight positive momentum, while cash flow turned positive in 2025 after two years of outflows.
The stock presents growth potential with expanding AI opportunities and strong 22/28nm demand, but faces risks from semiconductor cycle volatility and competitive pressures. Analyst consensus is mixed with 27% buy ratings versus 20% sell, suggesting cautious optimism amid elevated valuation multiples.
Trailing returns across standard periods
What Pluang investors did over the last 30 days
Latest headlines on both assets
IVV tracks the performance of the S&P 500 Index, offering low-cost exposure to 500 of the largest US companies. It is a cornerstone for long-term investors seeking broad growth in the US stock market.
Read more on IVV →Founded in 1980, United Microelectronics is the world's third-largest dedicated chip foundry, with 7% market share in 2021, according to Gartner, after TSMC and GlobalFoundries. UMC's headquarters are in Hsinchu, Taiwan, and it operates 12 fabs in Taiwan, Mainland China, Japan and Singapore, with additional sales offices in Europe, the U.S. and South Korea. UMC features a diverse customer base including Texas Instruments, MediaTek, Qualcomm, Broadcom, Xilinx and Realtek, supplying a wide range of products applied in communications, display, memory, automotive and more. UMC employs about 20,000 people.
Read more on UMC →