Sunrun Inc vs United Microelectronics Corp — how do they compare? Sunrun Inc trades at $8.84 (market cap $2.22B), while United Microelectronics Corp trades at $22.43 (market cap $54.48B). The key difference: United Microelectronics Corp is far larger — about 24.5× Sunrun Inc's market cap, and United Microelectronics Corp pays a 1.84% dividend while Sunrun Inc pays none. Which is the better fit depends on your goals.
| RUN | UMC | |
|---|---|---|
Market Cap | $2.22B | $54.48B |
Sector | Technology | Technology |
52-Week High | $21.41 | $28.02 |
52-Week Low | $8.37 | $6.76 |
Enterprise Value | $16.74B | $51.52B |
Dividend Yield | — | 1.84% |
Signals from Pluang's Aura AI — not financial advice
Sunrun (RUN) trades at $9.22, up 3.71% today, but faces a bearish technical trend with resistance at $10. The company shows mixed fundamentals: it beat Q2 2026 EPS estimates ($0.42 actual vs. $0.23 expected) but cut full-year guidance, contributing to a 46% stock decline. Revenue is projected to grow to $3.5B in 2026, yet net income margin may drop to 11.59%. Recent news highlights a partnership with Voltus for AI hyperscaler energy capacity, offering a potential growth catalyst amid operational challenges.
The outlook is cautious; RUN appears undervalued with a P/E of 6.27 and P/B of 0.64, but risks include weak cash flow from operations (-$421M in 2025) and high debt. Analyst consensus is bullish (62% buy ratings) with a $14.70 price target, implying 59% upside, though execution on subscriber growth and margin recovery is critical for realizing gains.
UMC trades at $21.82, up 5.06% in 24 hours, with a bullish technical signal from moving averages but overbought RSI readings. The company reported strong Q2 2026 earnings, beating estimates with EPS of $0.54 versus $0.16 expected, and announced a $0.41 dividend payable in August 2026. Revenue trends show recovery, with 2026 projections at $250.7B and net income margin improving to 32.75%.
Outlook is positive due to earnings momentum and AI expansion plans, but risks include competitive pressures and volatility from AI spending concerns. Analyst consensus is mixed with 27% buy ratings, suggesting cautious optimism amid high valuation multiples like P/E of 20.96.
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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