Quest Diagnostics (DGX) Revenue — Quarter Ended Sep 30, 2025
Revenue increased for the quarter, with growth compared to both the preceding quarter and the same quarter last year. The top line continued its upward trajectory, supported by the core diagnostic services segment.
Key takeaway
Quarter ended Sep 30, 2025 · FY2025 Q3
Revenue increased for the quarter, with growth compared to both the preceding quarter and the same quarter last year. The top line continued its upward trajectory, supported by the core diagnostic services segment.
Financial snapshot
Reported revenue, sequential change, year-over-year change, and trailing four-quarter revenue.
Quarter revenue
$2.8B
Revenue reported for this quarter.
Quarter-over-quarter
+2.0%
Change from the immediately preceding quarter.
Year-over-year
+13.2%
Change from the comparable year-ago quarter.
Trailing four quarters
$10.9B
Sum of the latest four reported quarters.
Quarterly revenue trend
The latest four reported quarters with year-over-year comparisons.
| Period ended | Revenue | Year-over-year change |
|---|---|---|
| Dec 31, 2024 | $2.6B | +14.6% |
| Mar 31, 2025 | $2.7B | +12.1% |
| Jun 30, 2025 | $2.8B | +15.2% |
| Sep 30, 2025 | $2.8B | +13.2% |
Revenue performance
The diagnostic information services segment drove the increase, while the diagnostic solutions segment remained essentially flat. Overall revenue growth was broad-based in the current period.
Quarterly comparison
Sequentially, revenue rose from the prior quarter, and the year-over-year comparison reflected a robust increase. The trailing twelve-month revenue also showed solid expansion.
What to watch
The filing noted a significant increase in net cash provided by operating activities, driven by higher operating income and favorable tax payment timing.