DGX
Quest Diagnostics
November 4, 2026 · pre-market
- Rarity
- 1.19
- Peak move
- +3.36%
- Float cap
- $27.0B
Still running — rarity and peak move can only rise from here.
Quest Diagnostics provides diagnostic information services through laboratory testing, offering insights from clinical lab results to help physicians, hospitals, patients, consumers, health plans, government agencies, employers, and other healthcare organizations improve health outcomes. It operates patient service centers, laboratory facilities, and consumer-initiated testing through QuestHealth.com. The company serves about half of U.S. physicians and hospitals annually.
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