United Microelectronics Corp vs Vanguard S&P 500 Growth Index Fund ETF — how do they compare? United Microelectronics Corp trades at $22.88 (market cap $58.02B), while Vanguard S&P 500 Growth Index Fund ETF trades at $87.27 (market cap $27.10B). The key difference: United Microelectronics Corp is far larger — about 2.1× Vanguard S&P 500 Growth Index Fund ETF's market cap, and United Microelectronics Corp pays a 1.76% dividend while Vanguard S&P 500 Growth Index Fund ETF pays none. Which is the better fit depends on your goals — on Pluang, investors hold United Microelectronics Corp for 42 Days and Vanguard S&P 500 Growth Index Fund ETF for 54 Days on average.
| UMC | VOOG | |
|---|---|---|
Market Cap | $58.02B | $27.10B |
Volume | 11,897,809 | 1,178,312 |
Sector | Technology | Broad Market / Factor |
52-Week High | $28.02 | $87.81 |
52-Week Low | $7.02 | $65.32 |
Typical Hold Time | 42 Days | 54 Days |
Enterprise Value | $55.10B | — |
Dividend Yield | 1.76% | — |
Signals from Pluang's Aura AI — not financial advice
UMC trades at $22.92, down 1.67% on the day, with a bullish technical signal despite recent weakness. The company has delivered strong earnings beats in recent quarters, with Q2 2026 EPS of $0.54 significantly exceeding the $0.16 estimate. Revenue is projected to grow to $250.7 billion in 2026, with net income margin improving to 32.75%. Cash flow trends show a positive turnaround with 2025 net cash flow of $5.66 billion after two years of negative flows.
The outlook remains positive with strong profitability metrics and analyst upgrades, though competition and market volatility present risks. The stock appears fundamentally sound with improving cash generation and earnings momentum, supported by AI-driven semiconductor demand. Valuation metrics suggest reasonable pricing relative to growth prospects.
VOOG trades at $87.69, down slightly by 0.14% on the day, with technical indicators showing mixed signals—bullish moving averages but bearish oscillators including an overbought RSI. The ETF, tracking the S&P 500 Growth Index, has delivered strong long-term returns, with recent news highlighting institutional buying and outperformance versus peers. Key support sits at $87, resistance at $88.
Outlook remains positive for long-term growth investors given VOOG's low expense ratio and historical outperformance, though near-term risks include tech sector concentration and market volatility. The ETF's focus on large-cap growth stocks positions it well for sustained appreciation, but investors should be cautious of valuation extremes in growth segments.
Trailing returns across standard periods
What Pluang investors did over the last 30 days
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 →VOOG is an index-based ETF that tracks the S&P 500 Growth Index, composed of the growth-oriented companies within the S&P 500. It selects constituents based on three key metrics—sales growth, the ratio of earnings change to price, and momentum—offering a highly liquid and low-cost way to capture the high-performing 'growth slice' of the broader U.S. large-cap market.
Read more on VOOG →