Compare Quest Diagnostics Inc (DGX) vs Corning Incorporated (GLW) Price & Performance
Price performance (Past 24H)
Key statistics
Key statistics
Quest Diagnostics Inc vs Corning Incorporated — how do they compare? Quest Diagnostics Inc trades at $205.45 (market cap $22.80B), while Corning Incorporated trades at $187.69 (market cap $161.49B). The key difference: Corning Incorporated is far larger — about 7.1× Quest Diagnostics Inc's market cap, and Quest Diagnostics Inc pays the higher dividend (1.67%). Which is the better fit depends on your goals.
| DGX | GLW | |
|---|---|---|
Market Cap | $22.80B | $161.49B |
Sector | Health | Technology |
52-Week High | $216.02 | $255.79 |
52-Week Low | $166.42 | $52.52 |
Enterprise Value | $28.82B | $169.66B |
Dividend Yield | 1.67% | 0.6% |
Aura AI Summary
Signals from Pluang's Aura AI — not financial advice
Aura AI Summary
Signals from Pluang's Aura AI — not financial advice
Quest Diagnostics (DGX) trades at $207.35, showing minimal daily movement with a slight decline of 0.04%. The stock maintains a bullish technical stance with recent earnings beats and analyst consensus pointing to upside potential. Recent developments include New York State approval for Haystack MRD testing and strong momentum across diagnostic channels. Revenue growth accelerated to $11.04 billion in 2025 with consistent profitability margins around 9%.
DGX presents a balanced investment case with 38% analyst buy ratings and a $227.75 price target suggesting 10% upside. The company demonstrates steady revenue growth and operational efficiency, though elevated debt levels and policy risks require monitoring. Second quarter earnings on July 23, 2026, will be crucial for validating current momentum and growth trajectory.
Corning (GLW) trades at $183.36, down 3.92% amid a broader AI infrastructure stock selloff. The stock shows strong fundamentals with Q1 2026 EPS beating estimates at $0.70 versus $0.692 expected, marking the fourth consecutive earnings beat. Revenue growth accelerated to $15.63 billion in 2025 with net income margin improving to 10.21%. Technical indicators show bearish momentum with the price testing support at $181, while RSI at 46.51 suggests neutral momentum conditions.
GLW presents a compelling long-term opportunity with 54% analyst buy ratings and a $210.10 consensus price target representing 15% upside. Key risks include China exposure, consumer electronics cyclicality, and competitive pressures in optical communications. The company's AI partnerships with NVIDIA and Amazon position it well for sustained growth in fiber and connectivity markets despite recent volatility.
Returns comparison
Trailing returns across standard periods
Returns comparison
Trailing returns across standard periods
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 →About Corning Incorporated
Corning Inc is a leader in materials science, specializing in the production of glass, ceramics and optical fiber. The firm supplies its products for a wide range of applications, from flat-panel displays in televisions to gasoline particulate filters in automobiles to optical fiber for broadband access, with a leading share in many of its end markets.
Read more on GLW →
