Iris Energy Limited vs United Microelectronics Corp — how do they compare? Iris Energy Limited trades at $41.8 (market cap $14.37B), while United Microelectronics Corp trades at $21.86 (market cap $51.00B). The key difference: United Microelectronics Corp is far larger — about 3.5× Iris Energy Limited's market cap, and United Microelectronics Corp pays a 2.03% dividend while Iris Energy Limited pays none. Which is the better fit depends on your goals.
| IREN | UMC | |
|---|---|---|
Market Cap | $14.37B | $51.00B |
Sector | Energy | Technology |
52-Week High | $76.41 | $28.02 |
52-Week Low | $15.40 | $6.58 |
Enterprise Value | $16.12B | $48.57B |
Dividend Yield | — | 2.03% |
Signals from Pluang's Aura AI — not financial advice
IREN trades at $40.20, up 19.57% in 24 hours but remains volatile amid a broader AI infrastructure stock sell-off. The stock shows a bearish technical signal with support at $31 and resistance at $36. Fundamentally, revenue grew to $501M in 2025 with a 20.88% net income margin, but recent quarters missed EPS expectations. The company is transitioning from Bitcoin mining to AI cloud services, with significant capital investment driving negative cash flow from investing activities.
Wall Street maintains a bullish stance with a $79.11 consensus price target and 71% buy ratings, citing IREN's AI infrastructure potential. However, execution risks, competitive pressures from Meta and peers, and recent earnings misses pose significant challenges. The stock's high valuation multiples (P/E 43.66) require flawless growth execution to justify current levels.
UMC trades at $20.41, down 3.95% for the day, with a bearish technical signal but oversold RSI readings. The company reported Q1 2026 EPS of $0.20, beating expectations, and maintains strong profitability with a 20.25% net margin. Recent news highlights mass production of silicon photonics ICs and a new 14nm eHV platform, signaling innovation in semiconductor technology.
Outlook is mixed: analyst consensus leans Hold (53%) amid high valuation multiples (P/E 34.5), but earnings beats and specialty tech growth offer upside. Risks include competitive pressures and margin compression from 32.1% in 2022 to 17.0% in 2025. Cash flow improved to $5.66B net in 2025, supporting dividend payments.
Trailing returns across standard periods
Latest headlines on both assets
Iris Energy is a next-generation data center company that powers Bitcoin mining and AI workloads using 100% renewable energy. It focuses on building sustainable infrastructure for the global digital economy.
Read more on IREN →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 →