CleanSpark Inc vs PubMatic Inc — how do they compare? CleanSpark Inc trades at $13.66 (market cap $3.45B), while PubMatic Inc trades at $13.52 (market cap $635.81M). The key difference: CleanSpark Inc is far larger — about 5.4× PubMatic Inc's market cap, and PubMatic Inc is trading nearer its 52-week high, CleanSpark Inc nearer its low. Which is the better fit depends on your goals.
| CLSK | PUBM | |
|---|---|---|
Market Cap | $3.45B | $635.81M |
Sector | Technology | Technology |
52-Week High | $23.20 | $13.83 |
52-Week Low | $8.18 | $6.28 |
Enterprise Value | $4.31B | $533.31M |
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.
PubMatic trades at $13.57, up 0.15% with a bullish technical signal from moving averages. The company reported Q1 2026 earnings that beat expectations despite a net loss, with revenue of $282.93M in 2025 and a gross margin of 63.22%. Recent news highlights partnerships expanding AI-driven ad tech in CTV and international markets, supporting growth initiatives.
Outlook is mixed with strong analyst buy ratings (50%) and a $17.00 consensus target offering 25% upside, but profitability concerns persist with negative net margins and high P/E of 132. Key risks include competitive pressures and reliance on digital ad spending cycles, requiring monitoring of earnings turnaround progress.
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 →PubMatic Inc is engaged in the digital advertising business. The company provides a specialized cloud infrastructure platform that enables real-time programmatic advertising transactions. The platform helps independent app developers and publishers to control and maximize their digital advertising businesses.
Read more on PUBM →