Quest Diagnostics (NYSE:DGX) raises FY2026 Adj EPS guidance from $10.50-$10.70 to $10.63-$10.83 vs $10.55 analyst estimate. Raises FY2026 sales outlook from $11.700 billion-$11.820 billion to $11.780 billion-$11.900 billion vs $11.750 billion estimate.