ACM Research Inc vs Quest Diagnostics Inc — how do they compare? ACM Research Inc trades at $81.31 (market cap $5.57B), while Quest Diagnostics Inc trades at $237.51 (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 $81.26, up 2.33% today, with a neutral technical signal and bearish moving averages. The stock shows strong fundamentals with Q2 2026 EPS beating estimates at $0.61 versus $0.42 expected, revenue growth of 36% year-over-year to $292.9 million, and raised 2026 guidance. Net income margin improved to 14.48% in 2026 from 10.43% in 2025, supported by robust orders and product expansion.
Outlook remains positive with an 80% analyst buy rating and consensus price target of $127.50, implying significant upside. Risks include high P/E of 37.7, negative operating cash flow, and semiconductor cycle volatility. Growth catalysts are new wet processing platforms and overseas expansion, but execution on guidance is critical.
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.
Trailing returns across standard periods
Latest headlines on both assets
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 →