CleanSpark Inc vs FuelCell Energy Inc — how do they compare? CleanSpark Inc trades at $14.1 (market cap $3.45B), while FuelCell Energy Inc trades at $20.25 (market cap $1.71B). The key difference: CleanSpark Inc is far larger — about 2× FuelCell Energy Inc's market cap, and FuelCell Energy Inc is trading nearer its 52-week high, CleanSpark Inc nearer its low. Which is the better fit depends on your goals.
| CLSK | FCEL | |
|---|---|---|
Market Cap | $3.45B | $1.71B |
Sector | Technology | Industrials |
52-Week High | $23.20 | $36.01 |
52-Week Low | $8.18 | $3.92 |
Enterprise Value | $4.31B | $1.56B |
Signals from Pluang's Aura AI — not financial advice
CleanSpark (CLSK) trades at $12.36, down 3.81% today, with a bearish technical signal and recent earnings misses. The company reported a net loss margin of -67.66% for 2026 but announced a transformative $6.6 billion 20-year AI data center lease, shifting focus from Bitcoin mining to high-performance computing. Analyst consensus remains unanimously bullish with a $21.43 price target, highlighting growth potential despite current profitability challenges.
The outlook balances high growth potential from the AI pivot against significant execution risks and persistent losses. Near-term volatility is expected as the market assesses the company's ability to monetize new contracts and achieve sustainable profitability. The stock presents a high-risk, high-reward opportunity dependent on successful business model transition.
FuelCell Energy (FCEL) trades at $19.08, down 9.27% in the last session, as the stock consolidates following recent volatility. The company reported mixed Q1 2026 results with an earnings miss but continues to show revenue growth, with 2025 revenue reaching $158.16M. Technical indicators show a bearish trend with key support at $17-18 levels. Recent developments include a strategic partnership with Siemens to scale clean power solutions and a $225 million stock offering that caused temporary dilution concerns.
FCEL presents a high-risk opportunity with strong growth potential in the fuel cell sector but faces significant fundamental challenges. The company maintains negative profitability metrics and cash burn, though recent partnerships and data center demand provide catalysts. Analyst consensus is mixed with a $20.75 price target representing 8.8% upside, but investors should weigh the growth narrative against persistent losses and dilution risks.
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 →FuelCell Energy Inc is a fuel-cell power company. FuelCell designs manufactures, sells, installs, operates, and services fuel cell products, which efficiently convert chemical energy in fuels into electricity through a series of chemical reactions. It serves various industries such as Industrial, Wastewater treatment, Commercial and Hospitality, Data centers and Communications, Education and Healthcare, and others. Geographically, the company generates a majority of its revenue from the United States followed by South Korea.
Read more on FCEL →