Aehr Test Systems vs STMicroelectronics NV — how do they compare? Aehr Test Systems trades at $132.11 (market cap $3.82B), while STMicroelectronics NV trades at $55.92 (market cap $49.21B). The key difference: STMicroelectronics NV is far larger — about 12.9× Aehr Test Systems's market cap, and STMicroelectronics NV pays a 0.65% dividend while Aehr Test Systems pays none. Which is the better fit depends on your goals.
| AEHR | STM | |
|---|---|---|
Market Cap | $3.82B | $49.21B |
Sector | Technology | Financials |
52-Week High | $117.18 | $79.91 |
52-Week Low | $17.38 | $21.20 |
Enterprise Value | $3.72B | $47.21B |
Dividend Yield | — | 0.65% |
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.
STM trades at $54.35, down 3.12% on the day, with a neutral technical signal and bearish moving averages. The company reported Q2 2026 EPS of $0.31, beating expectations, but faces declining revenue and net income margins. Analyst consensus is a Buy with a $74.63 price target, supported by strong AI data center growth prospects highlighted in recent earnings calls (Zacks Investment Research, 2026-07-24).
Outlook is mixed; growth catalysts in AI and automotive sectors offer upside potential, but high P/E of 107.92 and recent earnings misses pose valuation and execution risks. Cash flow improved in 2025, yet profitability remains pressured. The stock's near-term direction hinges on Q3 2026 results and demand trends in key markets.
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 →A merger between Italian firm SGS Microelettronica and the nonmilitary business of Thomson Semiconductors in France formed STMicroelectronics in 1987. STMicro is a leader in a variety of semiconductor products, including analog chips, discrete power semiconductors, microcontrollers, and sensors. STMicro is an especially prominent chip supplier into the industrial and automotive industries.
Read more on STM →