MasTec Inc vs Standard Lithium Ltd — how do they compare? MasTec Inc trades at $273.94 (market cap $21.90B), while Standard Lithium Ltd trades at $2.46 (market cap $604.50M). The key difference: MasTec Inc is far larger — about 36.2× Standard Lithium Ltd's market cap, and MasTec Inc is trading nearer its 52-week high, Standard Lithium Ltd nearer its low. Which is the better fit depends on your goals.
| MTZ | SLI | |
|---|---|---|
Market Cap | $21.90B | $604.50M |
Sector | Technology | Basic Materials |
52-Week High | $437.51 | $5.65 |
52-Week Low | $172.51 | $1.93 |
Enterprise Value | $24.81B | $467.42M |
Signals from Pluang's Aura AI — not financial advice
MasTec (MTZ) trades at $272.46, up 5.35% with strong YTD performance of 25.9%, outperforming the S&P 500. The stock shows bearish technical signals but maintains robust fundamentals with record Q2 2026 revenue of $4.37B and 40% EBITDA growth. Recent acquisition of The Superior Group for $1.65B expands critical infrastructure capabilities. The company raised 2026 guidance citing strong infrastructure demand and a record $21.4B backlog.
Despite technical weakness, MasTec's strong earnings momentum and 88.9% analyst buy rating with $447.91 price target suggest significant upside. Key risks include execution of large acquisitions and communications segment delays. The stock offers exposure to infrastructure growth trends but faces near-term technical headwinds.
Standard Lithium (SLI) trades at $2.37, up 4.41% with a bullish technical signal despite mixed earnings performance. The company maintains 100% analyst buy ratings and strong institutional interest, including Amundi's 64.9% stake increase. Recent developments show progress toward final investment decision for the South West Arkansas lithium project, supported by a $225M DOE grant and key construction contracts. Financials reflect development-stage challenges with negative profitability metrics but substantial financing activity.
Outlook remains constructive as SLI transitions toward production with major project de-risking, though execution risks and negative cash flows warrant monitoring. The stock presents growth potential in lithium sector expansion but faces operational and funding challenges during development phase. Current valuation at 1.72x book value reflects market optimism about project economics.
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 →Standard Lithium Ltd. is a company focused on the development of lithium projects in North America, with a primary focus on extracting lithium from brine resources. Their flagship projects aim to utilize proprietary, advanced direct lithium extraction (DLE) technologies to produce high-purity lithium compounds in an environmentally responsible manner. The company seeks to become a key domestic supplier to the growing electric vehicle and battery storage markets.
Read more on SLI →