ACM Research Inc vs Quest Diagnostics Inc — how do they compare? ACM Research Inc trades at $82.29 (market cap $5.57B), while Quest Diagnostics Inc trades at $237.46 (market cap $26.21B). The key difference: Quest Diagnostics Inc is far larger — about 4.7× ACM Research Inc's market cap, and Quest Diagnostics Inc pays a 1.45% dividend while ACM Research Inc pays none. Which is the better fit depends on your goals.
| ACMR | DGX | |
|---|---|---|
Market Cap | $5.57B | $26.21B |
Sector | Technology | Health |
52-Week High | $126.89 | $238.50 |
52-Week Low | $24.93 | $173.49 |
Enterprise Value | $4.48B | $31.97B |
Dividend Yield | — | 1.45% |
Signals from Pluang's Aura AI — not financial advice
ACMR trades at $82.42, up 3.79% today, with a neutral technical signal and bearish moving averages. Recent Q2 2026 earnings of $0.61 per share beat estimates, and revenue guidance was raised following strong order growth. The company shows robust profitability with a 14.48% net income margin and 10.56% ROE, though valuation ratios like a P/E of 37.7 appear elevated. Analyst sentiment is strongly bullish with an 80% buy rating and a $127.50 consensus price target.
The outlook is positive given earnings beats and raised guidance, but high valuation and cash flow challenges from negative operating cash flow pose risks. Upside potential exists if growth continues, yet investors face volatility from market conditions and execution risks in the competitive semiconductor equipment sector.
Quest Diagnostics (DGX) trades at $237.24, down 0.16% on the day, with a bullish technical signal from moving averages. The company reported strong Q2 2026 earnings, beating estimates with EPS of $3.12 and raising its full-year outlook, driven by robust testing demand. Revenue grew to $11.04B in 2025, with net income of $992M, though margins face pressure from lower-margin deals and rising costs.
The outlook is positive due to raised guidance and AI integration enhancing efficiency, but risks include debt levels and margin compression. Analysts maintain a cautious buy stance with a $249.50 price target, indicating modest upside potential from current levels amid competitive and cost challenges.
Trailing returns across standard periods
ACM Research develops and manufactures semiconductor process equipment, specializing in wafer cleaning and electroplating solutions. Its tools are used by global chipmakers to improve productivity and yield for logic and memory chips.
Read more on ACMR →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 →