Aehr Test Systems vs Duolingo Inc — how do they compare? Aehr Test Systems trades at $129.9 (market cap $3.82B), while Duolingo Inc trades at $130.23 (market cap $6.34B). The key difference: Duolingo Inc is the larger of the two by market cap, and Aehr Test Systems is trading nearer its 52-week high, Duolingo Inc nearer its low. Which is the better fit depends on your goals.
| AEHR | DUOL | |
|---|---|---|
Market Cap | $3.82B | $6.34B |
Sector | Technology | Technology |
52-Week High | $117.18 | $369.19 |
52-Week Low | $17.38 | $90.03 |
Enterprise Value | $3.72B | $5.11B |
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.
Duolingo (DUOL) trades at $132.75, down 3.24% over 24 hours, with a bullish technical outlook from moving averages but neutral oscillators. The company reported strong Q2 2026 earnings, beating EPS estimates with $0.66 versus $0.604 expected, driven by 23% daily active user growth. Revenue reached $1.04 billion in 2025, with net income surging to $414 million, though Q3 2026 revenue guidance fell short of expectations, causing recent stock pressure.
The investment outlook is mixed: robust user growth and profitability metrics like a 35.87% net margin support upside, but decelerating bookings growth and margin pressures from AI investments pose risks. Analysts show cautious optimism with a $121 consensus target, highlighting the stock's sensitivity to monetization trends amid competitive threats.
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 →Duolingo Inc is a mobile learning platform to learn languages and the top-grossing app in the Education category on both Google Play and the Apple App Store. It has three predominant sources of revenue
Read more on DUOL →