CleanSpark Inc vs MasTec Inc — how do they compare? CleanSpark Inc trades at $11.99 (market cap $2.96B), while MasTec Inc trades at $283 (market cap $21.90B). The key difference: MasTec Inc is far larger — about 7.4× CleanSpark Inc's market cap, and MasTec Inc is trading nearer its 52-week high, CleanSpark Inc nearer its low. Which is the better fit depends on your goals.
| CLSK | MTZ | |
|---|---|---|
Market Cap | $2.96B | $21.90B |
Sector | Technology | Technology |
52-Week High | $23.20 | $437.51 |
52-Week Low | $8.18 | $172.51 |
Enterprise Value | $3.95B | $24.81B |
Signals from Pluang's Aura AI — not financial advice
CleanSpark (CLSK) trades at $12.23, up 5.52% today but showing bearish technical signals with recent earnings misses. The company reported a Q3 2026 loss of $0.89 per share versus expectations of $0.47, continuing a trend of negative profitability despite securing a significant $6.6 billion AI data center lease. Revenue declined to $679 million in 2026 with a negative profit margin of -146.91%, though analyst consensus remains unanimously bullish with a $24.13 price target.
The stock presents a high-risk opportunity with strong institutional support but significant fundamental challenges. While the AI infrastructure pivot offers long-term potential, near-term execution risks and persistent losses require careful monitoring. The 100% buy rating from analysts suggests confidence in the strategic shift, but investors must weigh the substantial valuation premium against ongoing cash burn and competitive pressures.
MasTec (MTZ) trades at $283.76, up 5.77% over 24 hours, with a bearish technical signal but strong fundamentals. The company reported record Q2 2026 revenue of $4.374 billion, up 23% year-over-year, and raised its full-year outlook. Analyst consensus is overwhelmingly bullish with a $439.56 price target, though technical indicators show resistance near $283.
The outlook remains positive due to robust infrastructure demand, a record $21.4 billion backlog, and strategic acquisitions like The Superior Group. Risks include execution challenges in communications segments and high valuation multiples. Earnings growth and backlog execution are key catalysts for further upside.
Trailing returns across standard periods
Latest headlines on both assets
CleanSpark is a leading Bitcoin mining company that operates high-density data centers. It focuses on using sustainable energy to power its mining fleet and provides digital infrastructure for the blockchain ecosystem.
Read more on CLSK →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 →