Compare Aehr Test Systems (AEHR) vs Quest Diagnostics Inc (DGX) Price & Performance
Price performance (Past 24H)
Key statistics
Key statistics
Aehr Test Systems vs Quest Diagnostics Inc — how do they compare? Aehr Test Systems trades at $129.23 (market cap $3.82B), while Quest Diagnostics Inc trades at $237.51 (market cap $26.21B). The key difference: Quest Diagnostics Inc is far larger — about 6.9× Aehr Test Systems's market cap, and Quest Diagnostics Inc pays a 1.45% dividend while Aehr Test Systems pays none. Which is the better fit depends on your goals.
| AEHR | DGX | |
|---|---|---|
Market Cap | $3.82B | $26.21B |
Sector | Technology | Health |
52-Week High | $117.18 | $238.50 |
52-Week Low | $17.38 | $173.49 |
Enterprise Value | $3.72B | $31.97B |
Dividend Yield | — | 1.45% |
Aura AI Summary
Signals from Pluang's Aura AI — not financial advice
Aura AI Summary
Signals from Pluang's Aura AI — not financial advice
Aehr Test Systems (AEHR) trades at $129.23, up 21.69% in the last 24 hours, reflecting strong momentum. The stock is technically bullish, trading near resistance at $129, with a high RSI suggesting potential overbought conditions. Fundamentally, the company reported a net loss of $3.91 million for 2025, but has beaten EPS estimates for three consecutive quarters. Recent news highlights a $22 million follow-on order for AI processor wafer-level burn-in systems, signaling robust demand in high-growth sectors.
The outlook is supported by record bookings and a strategic pivot to AI infrastructure, though high valuation multiples and insider selling pose risks. Revenue growth guidance of 160-200% for FY27 offers significant upside potential, but investor caution is warranted due to customer concentration and current unprofitability.
Quest Diagnostics (DGX) trades at $237.99, up 0.15% on the day, near its 52-week high. The stock shows strong momentum with consecutive earnings beats in 2026, including Q2 EPS of $3.12 versus $2.82 expected. Revenue growth accelerated to $11.04 billion in 2025, with net income margin at 9.19%. Technical indicators signal a bullish trend, while analyst consensus is a $249.50 price target. Recent news highlights AI integration and raised 2026 outlook amid robust testing demand.
The outlook for DGX is positive, driven by earnings momentum, strategic partnerships, and healthcare demand. Investment opportunity lies in sustained growth and dividend yield, but risks include margin pressure from lower-margin deals and high debt levels. Valuation at a P/E of 25.21 requires continued execution to justify upside.
Returns comparison
Trailing returns across standard periods
Returns comparison
Trailing returns across standard periods
Top news
Latest headlines on both assets
Top news
Latest headlines on both assets
About Aehr Test Systems
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 →About Quest Diagnostics Inc
Quest Diagnostics is a leading independent provider of diagnostic testing, information, and services in the U.S. The company generates over 95% of its revenue through clinical testing, anatomic pathology, esoteric testing, and substance abuse testing with specimens collected at its national network of roughly 2,300 patient service centers, as well as multiple doctors offices and hospitals. The firm also runs a much smaller diagnostic solutions segment that provides clinical trials testing, risk assessment services, and information technology solutions.
Read more on DGX →
