AXT Inc vs PubMatic Inc — how do they compare? AXT Inc trades at $55 (market cap $3.77B), while PubMatic Inc trades at $13.8 (market cap $635.81M). The key difference: AXT Inc is far larger — about 5.9× PubMatic Inc's market cap, and PubMatic Inc is trading nearer its 52-week high, AXT Inc nearer its low. Which is the better fit depends on your goals.
| AXTI | PUBM | |
|---|---|---|
Market Cap | $3.77B | $635.81M |
Sector | Technology | Technology |
52-Week High | $140.83 | $13.83 |
52-Week Low | $1.92 | $6.28 |
Enterprise Value | $3.73B | $533.31M |
Signals from Pluang's Aura AI — not financial advice
AXTI trades at $50.46, down 11.8% in the past 24 hours, reflecting bearish technical signals and negative profitability metrics. The company reported a net loss of $21.26M in 2025 despite revenue of $88.33M, though 2026 projections show improved margins. Recent news highlights strong AI-driven demand for indium phosphide substrates and a $100M+ backlog, but export delays and cash flow risks remain concerns. Analyst consensus is bullish with 7 buy ratings, but technical indicators suggest near-term pressure.
The stock faces near-term headwinds from weak cash flow and high valuations (P/S 27.84), but long-term growth potential exists if AI demand materializes and capacity expansion executes smoothly. Key risks include geopolitical tensions affecting exports and execution challenges in scaling production. Investors should weigh the bullish analyst outlook against persistent fundamental weaknesses and technical bearishness.
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
AXT develops and manufactures high-performance compound semiconductor wafer substrates. Its products, like indium phosphide and gallium arsenide, are essential for data centers, 5G, and consumer electronics.
Read more on AXTI →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 →