Quest Diagnostics Inc vs KLA Corp. — how do they compare? Quest Diagnostics Inc trades at $237.5 (market cap $26.21B), while KLA Corp. trades at $208.1 (market cap $261.92B). The key difference: KLA Corp. is far larger — about 10× Quest Diagnostics Inc's market cap, and Quest Diagnostics Inc pays the higher dividend (1.45%). Which is the better fit depends on your goals.
| DGX | KLAC | |
|---|---|---|
Market Cap | $26.21B | $261.92B |
Sector | Health | Technology |
52-Week High | $238.50 | $301.71 |
52-Week Low | $173.49 | $84.39 |
Enterprise Value | $31.97B | $263.17B |
Dividend Yield | 1.45% | 0.46% |
Signals from Pluang's Aura AI — not financial advice
Quest Diagnostics (DGX) trades at $237.63, down slightly by 0.3% today, but maintains strong momentum with three consecutive quarterly earnings beats and a raised 2026 outlook. The stock shows bullish technical signals with moving averages supporting upward trends, while fundamentals reveal solid revenue growth to $11.04 billion in 2025 and improving profit margins. Recent news highlights surging testing demand and AI implementation driving operational efficiency.
DGX presents a favorable investment case with analyst consensus price target of $249.50 offering 5% upside potential. Strong testing demand, strategic partnerships, and earnings momentum support growth, though elevated debt levels and margin pressures from lower-margin deals pose moderate risks. The stock's current valuation at 25.21 P/E appears reasonable given growth prospects.
KLA Corporation (KLAC) trades at $192.74, down 2.71% on the day, amid a broader semiconductor sector pullback. The stock shows strong fundamentals with revenue growth to $12.16B in 2025 and net income of $4.06B, though valuation ratios remain elevated with a P/E of 54.77. Recent corporate actions include a 1:10 stock split and dividend declarations, while technical indicators signal near-term bearish pressure with key support at $189.
KLAC presents a compelling long-term investment case driven by AI-driven semiconductor equipment demand and consistent earnings beats, but faces risks from high valuation and sector volatility. Analyst consensus remains bullish with a $246.93 price target implying 28% upside, though investors should monitor execution against growth expectations and competitive dynamics in the semiconductor equipment space.
Trailing returns across standard periods
Latest headlines on both assets
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 →KLA designs and manufactures yield-management and process-monitoring diagnostic and control systems for the semiconductor manufacturing industry. The systems are used to analyze the manufacturing process at various steps in a semiconductor's development. The firm's laser-scanning products are used for wafer qualification, process monitoring, and equipment monitoring. KLA also provides inspection tools and systems for optical metrology and e-beam metrology.
Read more on KLAC →