The financials
Quest Diagnostics by the numbers
Quest Diagnostics (DGX) reported revenue of $2.90B in Q1 2026 (quarter ended Mar 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 Jun 2026 was Diagnostic Information Services Business at $2.98B, 98% of the disclosed total, well ahead of All Other at 2.1%.
| 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 | $2.98B | 98% |
| All Other | $65M | 2.1% |
Business Segments
Revenue split by operating segment, from SEC XBRL filings.
Latest period: Jun 2026Total $3.04B (+5.1%)
Diagnostic Information Services Business grew +10% year on yearAll Other +4.8% year on year
Segment Latestquarter on quarteryear on year
- Diagnostic Information Services Business$2.98B$2.98BQoQ +5.2%year on year +10%+5.2%+10%
- All Other$65.0M$65.0MQoQ +3.2%year on year +4.8%+3.2%+4.8%
Diagnostics & Research
The closest names by size in the same industry