Aehr Test Systems vs Illumina, Inc. — how do they compare? Aehr Test Systems trades at $130.69 (market cap $3.82B), while Illumina, Inc. trades at $191.06 (market cap $29.12B). The key difference: Illumina, Inc. is far larger — about 7.6× Aehr Test Systems's market cap, and Aehr Test Systems is trading nearer its 52-week high, Illumina, Inc. nearer its low. Which is the better fit depends on your goals.
| AEHR | ILMN | |
|---|---|---|
Market Cap | $3.82B | $29.12B |
Sector | Technology | Health |
52-Week High | $117.18 | $205.10 |
52-Week Low | $17.38 | $91.00 |
Enterprise Value | $3.72B | $30.48B |
Signals from Pluang's Aura AI — not financial advice
AEHR Test Systems stock trades at $129.70, up 22.13% in the past 24 hours, with a bullish technical signal from moving averages and strong momentum. Recent earnings beats and a $22 million AI processor order (Accesswire, August 12, 2026) highlight growth potential, though negative net income margins and high P/S of 71.87 reflect valuation concerns amid rapid revenue expansion.
Outlook is mixed: strong AI-driven demand and record bookings support upside, but profitability challenges, insider selling, and customer concentration pose risks. Analyst consensus is cautious with 33% buy ratings, indicating tempered optimism despite technical strength.
Illumina (ILMN) trades at $191.79, up 2.04% today, with a neutral technical signal and strong fundamental recovery. The stock shows bullish moving averages but faces resistance near $194. Recent earnings beats and a return to profitability in 2025, with $850M net income, highlight operational turnaround. Revenue remains stable around $4.3B, supported by robust gross margins of 66.38%.
Outlook is positive with analyst consensus Buy rating and $201.58 price target, though high P/E of 35.98 poses valuation risk. Key opportunities include sequencing demand and AI partnerships, while risks involve debt levels and competitive pressures. Institutional activity is mixed, with some funds increasing stakes amid earnings momentum.
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 →Illumina provides tools and services to analyze genetic material with life science and clinical lab applications. The company generates over 90% of its revenue from sequencing instruments, consumables, and services. Illumina's high-throughput technology enables whole genome sequencing in humans and other large organisms. Its lower throughput tools enable applications that require smaller data outputs, such as viral and cancer tumor screening. Illumina also sells microarrays (less than 10% of sales) that enable lower-cost, focused genetic screening with primarily consumer and agricultural applications.
Read more on ILMN →