Sunrun Inc vs United Microelectronics Corp — how do they compare? Sunrun Inc trades at $10.06 (market cap $2.38B), while United Microelectronics Corp trades at $19.21 (market cap $47.80B). The key difference: United Microelectronics Corp is far larger — about 20.1× Sunrun Inc's market cap, and United Microelectronics Corp pays a 2.13% dividend while Sunrun Inc pays none. Which is the better fit depends on your goals.
| RUN | UMC | |
|---|---|---|
Market Cap | $2.38B | $47.80B |
Sector | Technology | Technology |
52-Week High | $21.41 | $28.02 |
52-Week Low | $9.38 | $6.58 |
Enterprise Value | $16.90B | $44.92B |
Dividend Yield | — | 2.13% |
Signals from Pluang's Aura AI — not financial advice
Sunrun (RUN) trades at $10.20, up 8.74% in 24 hours, with a bearish technical signal and mixed sentiment. The company reported Q2 2026 EPS of $0.42, beating estimates, but shares fell due to guidance cuts. Valuation ratios appear attractive with a P/E of 6.71 and P/S of 0.77, while net income margin stands at 11.59%.
Outlook is cautious; analyst consensus is bullish with a $14.38 price target, but risks include negative operating cash flow, high debt, and competitive pressures. Near-term performance hinges on execution amid sector volatility and macroeconomic headwinds.
UMC trades at $18.72, down 2.5% today, amid a bearish technical signal with key resistance at $19. The company reported strong Q2 2026 earnings, beating EPS estimates with $0.54 vs. $0.16 expected, and announced fab expansions in Singapore and Taiwan to meet AI-driven demand. Revenue growth is projected to rise to $250.7B in 2026, with a net income margin of 32.75%, though profit margins have declined from 2022 peaks. Analyst sentiment is mixed, with 26.7% buy ratings but a majority hold consensus.
The outlook for UMC is cautiously optimistic, driven by AI expansion and solid profitability, but risks include competitive pressures and margin compression. Near-term price action hinges on breaking resistance at $19, with support at $18. Institutional activity shows mixed positioning, reflecting uncertainty over execution amid capital expenditure increases.
Trailing returns across standard periods
Sunrun Inc. is one of the largest residential solar, battery storage, and energy services companies in the United States. The company provides solar panel installations, battery backup systems, and energy management solutions to homeowners. Sunrun primarily uses a solar-as-a-service model, offering customers solar leases and power purchase agreements (PPAs), which allow homeowners to adopt solar energy with little to no upfront cost. The company's mission is to create a planet run by the sun.
Read more on RUN →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.
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