First Solar, Inc. vs MasTec Inc — how do they compare? First Solar, Inc. trades at $226.38 (market cap $25.89B), while MasTec Inc trades at $282.77 (market cap $21.90B). The key difference: First Solar, Inc. is the larger of the two by market cap. Which is the better fit depends on your goals.
| FSLR | MTZ | |
|---|---|---|
Market Cap | $25.89B | $21.90B |
Sector | Technology | Technology |
52-Week High | $318.30 | $437.51 |
52-Week Low | $180.05 | $172.51 |
Enterprise Value | $24.36B | $24.81B |
Signals from Pluang's Aura AI — not financial advice
First Solar (FSLR) trades at $227.36, down 5.0% on the day, as the stock faces headwinds from multiple class action lawsuits alleging securities fraud during the February 2025-2026 period. Despite the legal overhang, the company maintains strong fundamentals with revenue growing from $2.6B in 2022 to $5.2B in 2025 and net income reaching $1.53B. Technical indicators show a bullish moving average signal but neutral oscillators, with key support at $230 and resistance at $245. Recent analyst upgrades provide optimism, with Baird raising its price target to $318 on August 11, 2026.
The investment outlook remains cautiously optimistic given FSLR's robust profitability metrics (32.5% net margin, 18.5% ROE) and analyst consensus price target of $282 representing 24% upside potential. However, significant legal risks from ongoing securities litigation and potential regulatory headwinds from solar trade policies create near-term uncertainty. Long-term growth prospects in renewable energy remain intact, but investors should weigh legal resolution timelines against fundamental strength.
MTZ trades at $282.66, up 5.36% over 24 hours, with a bearish technical signal but strong fundamental momentum. The company reported record Q2 2026 revenue of $4.37 billion, up 23% year-over-year, and raised its full-year outlook, supported by a $21.4 billion backlog and recent acquisition of The Superior Group. Analyst consensus is overwhelmingly bullish with a $439.56 price target, though technical indicators show selling pressure near resistance at $283.
The outlook for MTZ is positive, driven by infrastructure demand and earnings beats, but risks include execution on large projects and debt from recent note issuance. The stock offers growth potential if it can sustain margin expansion and capitalize on its record backlog, though investors should monitor communications segment delays and interest expense impacts.
Trailing returns across standard periods
First Solar designs and manufactures solar photovoltaic panels, modules, and systems for use in utility-scale development projects. The company's solar modules use cadmium telluride to convert sunlight into electricity. This is commonly called thin-film technology. First Solar is the world's largest thin-film solar module manufacturer. It has production lines in Vietnam, Malaysia, the United States, and a new factory under construction in India.
Read more on FSLR →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 →