The financials
Quest Diagnostics by the numbers
Quest Diagnostics (DGX) reported revenue of $2.90B in Q1 2026 (quarter ended March 31, 2026), up 9.2% from the same quarter a year earlier. That came with a gross margin of 33% and net income of $252M (8.7% of revenue). For the full year FY2025, revenue was $11.0B (+12% year on year) and net income $992M. Its largest segment in 2026-Q1 was Diagnostic Information Services Business at $2.83B, 98% of the disclosed total, just ahead of All Other at 2.2%.
| Income statement | Q1 2026 | Q1 2025 | Change |
|---|---|---|---|
| Revenue | $2.90B | $2.65B | +9.2% |
| Gross profit | $942M | $863M | +9.2% |
| Operating income | $399M | $346M | +15% |
| Net income | $252M | $220M | +15% |
| Diluted EPS | $2.24 | $1.94 | +15% |
| Operating | Revenue | Share |
|---|---|---|
| Diagnostic Information Services Business | $2.83B | 98% |
| All Other | $63M | 2.2% |
Business Segments
Revenue split by operating segment, from SEC XBRL filings.
Latest period: Q1 2026Total $2.90B (+2.8%)
Diagnostic Information Services Business grew +9.4% year on yearAll Other 0.00% year on year
Segment Latestquarter on quarteryear on year
- Diagnostic Information Services Business$2.83B$2.83BQoQ +2.8%year on year +9.4%+2.8%+9.4%
- All Other$63.0M$63.0MQoQ +3.3%year on year 0.00%+3.3%0.00%
Diagnostics & Research
Ranks #24 of 29 by Smart Score