Aehr Test Systems vs Iris Energy Limited — how do they compare? Aehr Test Systems trades at $132.49 (market cap $3.82B), while Iris Energy Limited trades at $43.82 (market cap $14.20B). The key difference: Iris Energy Limited is far larger — about 3.7× Aehr Test Systems's market cap, and Aehr Test Systems is trading nearer its 52-week high, Iris Energy Limited nearer its low. Which is the better fit depends on your goals.
| AEHR | IREN | |
|---|---|---|
Market Cap | $3.82B | $14.20B |
Sector | Technology | Energy |
52-Week High | $117.18 | $76.41 |
52-Week Low | $17.38 | $17.73 |
Enterprise Value | $3.72B | $15.95B |
Signals from Pluang's Aura AI — not financial advice
AEHR Test Systems (AEHR) surged 25.02% to $132.77, driven by strong earnings beats and a $22 million follow-on order for AI processor wafer-level burn-in systems (Accesswire, August 12, 2026). The stock exhibits bullish technical signals with support at $112 and resistance at $129, though RSI suggests overbought conditions. Revenue reached $58.97 million in 2025, but net income remained negative at -$3.91 million, reflecting high growth investments.
Outlook is optimistic due to AI and silicon photonics demand, with FY27 revenue growth projected at 160–200% (Seeking Alpha, July 18, 2026). Risks include customer concentration and negative cash flow. Analysts are mixed (33% buy, 67% hold), highlighting valuation concerns at a P/S of 71.87. Upside potential exists if execution aligns with backlog growth.
IREN stock trades at $43.17, up 11.44% today amid positive AI infrastructure news. The technical picture is neutral with resistance near $42. Fundamentally, the company shows strong revenue growth to $501M in 2025 and has secured $2.8B in new AI contracts, though it has missed recent EPS estimates and reports negative ROE and ROA. Analyst sentiment is bullish with a $84.43 price target.
Outlook is driven by AI cloud expansion but carries execution risks. The stock offers growth potential from its $4B revenue target, yet high valuations and recent earnings misses pose challenges. Investors should weigh contract momentum against profitability concerns and sector volatility.
Trailing returns across standard periods
Latest headlines on both assets
Aehr Test Systems provides testing and burn-in solutions for the semiconductor industry. Its systems ensure the reliability of AI processors, data center chips, and electric vehicle components at the wafer and package levels.
Read more on AEHR →Iris Energy is a next-generation data center company that powers Bitcoin mining and AI workloads using 100% renewable energy. It focuses on building sustainable infrastructure for the global digital economy.
Read more on IREN →