MasTec Inc vs United Microelectronics Corp — how do they compare? MasTec Inc trades at $280.16 (market cap $21.90B), while United Microelectronics Corp trades at $19.35 (market cap $47.81B). The key difference: United Microelectronics Corp is far larger — about 2.2× MasTec Inc's market cap, and United Microelectronics Corp pays a 2.12% dividend while MasTec Inc pays none. Which is the better fit depends on your goals.
| MTZ | UMC | |
|---|---|---|
Market Cap | $21.90B | $47.81B |
Sector | Technology | Technology |
52-Week High | $437.51 | $28.02 |
52-Week Low | $172.51 | $6.58 |
Enterprise Value | $24.81B | $44.93B |
Dividend Yield | — | 2.12% |
Signals from Pluang's Aura AI — not financial advice
MasTec (MTZ) trades at $281.11, up 4.78% over 24 hours, amid strong 2026 performance with record Q2 revenue of $4.37 billion and a $21.4 billion backlog. Technical indicators show a bearish trend with resistance near $283, while fundamentals reflect robust growth—40% EBITDA growth in Q2—though valuation multiples like a P/E of 43.42 suggest premium pricing. Recent news highlights the acquisition of The Superior Group and a $650 million senior notes offering, bolstering infrastructure capabilities.
The outlook is positive, driven by infrastructure demand and raised 2026 guidance, but risks include execution challenges from acquisitions and communications segment delays. Analysts are overwhelmingly bullish with an 88.89% buy rating and a $439.56 consensus target, implying significant upside from current levels.
UMC trades at $19.50, up 3.78% today, with neutral technical signals and strong fundamental performance. The company has consistently beaten earnings estimates in recent quarters, with Q2 2026 EPS of $0.54 significantly exceeding the $0.16 expectation. Recent announcements include fab expansions in Singapore and Taiwan to meet AI-driven demand, supported by growing silicon photonics production. Valuation metrics show a P/E of 18.55 and P/S of 6.02, with robust profitability margins including 32.75% net income margin.
Outlook remains positive with projected revenue growth to $250.7B in 2026 and net income rebound to $82.1B. Key risks include semiconductor cycle volatility and execution challenges from capacity expansion. Analyst consensus shows mixed sentiment with 26.7% buy ratings versus 20% sell recommendations, suggesting cautious optimism amid expansion initiatives.
Trailing returns across standard periods
MasTec, Inc. is a leading infrastructure construction company operating mainly in North America. The company's services cover a diverse range of end-markets, including communications (building fiber and wireless infrastructure), oil & gas, electric power (transmission, distribution, and clean energy), and industrial projects. MTZ provides critical engineering, procurement, and construction (EPC) services that support the expansion and maintenance of essential infrastructure across the continent.
Read more on MTZ →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 →