Invesco Solar ETF vs United Microelectronics Corp — how do they compare? Invesco Solar ETF trades at $43.28 (market cap $894.08M), while United Microelectronics Corp trades at $22.97 (market cap $58.02B). The key difference: United Microelectronics Corp is far larger — about 64.9× Invesco Solar ETF's market cap, and United Microelectronics Corp pays a 1.76% dividend while Invesco Solar ETF pays none. Which is the better fit depends on your goals — on Pluang, investors hold Invesco Solar ETF for 34 Days and United Microelectronics Corp for 42 Days on average.
| TAN | UMC | |
|---|---|---|
Market Cap | $894.08M | $58.02B |
Volume | 370,994 | 11,897,809 |
Sector | Sector/Thematic | Technology |
52-Week High | $73.95 | $28.02 |
52-Week Low | $43.00 | $7.02 |
Typical Hold Time | 34 Days | 42 Days |
Enterprise Value | — | $55.10B |
Dividend Yield | — | 1.76% |
Signals from Pluang's Aura AI — not financial advice
TAN (Invesco Solar ETF) is trading at $43.53, down 1.96% amid sector-wide pressure from high borrowing costs impacting solar project financing. Technical indicators show a bearish trend with moving averages signaling sell pressure, while oscillators remain neutral. The ETF faces headwinds from solar industry volatility, price deflation, and margin erosion, having underperformed the S&P 500 by 112% over five years according to Seeking Alpha analysis from August 2026.
Outlook remains challenging with persistent sector headwinds including interest rate sensitivity and market saturation risks. Investment opportunity exists in long-term renewable energy transition, but requires tolerance for high volatility and deeper drawdowns compared to traditional energy ETFs. Key risks include policy uncertainty, grid adaptation costs, and competitive pressure from broader clean energy alternatives.
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
TAN is a thematic ETF that tracks the MAC Global Solar Energy Index. It provides targeted exposure to the global solar industry, including manufacturers of solar panels, installers, and component suppliers like Enphase and First Solar.
Read more on TAN →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 →