Filing Flows › Quest Diagnostics (DGX) › Q4 2025
Quest Diagnostics (DGX) Q4 2025 earnings results (fourth quarter 2025)
10-K filed Feb 26, 2026
Quest Diagnostics (DGX) reported revenue of $2.8B for the fourth quarter 2025 (Q4 2025), +7% from a year earlier and -0.4% from the quarter before. Operating margin was 13.8%, net earnings $245M (8.7% of revenue).
Quest Diagnostics, Q4 2025: revenue $2.8B (+7% year over year), operating margin 13.8%, net earnings $245M, operating cash flow $465M. The chart follows the revenue to costs, profit and cash.
| Q4 2025 | Amount | Q/Q | Y/Y |
|---|---|---|---|
| Revenue | $2.8B | -0.4% | +7% |
| Operating profit | $386M | 0% | +7% |
| Net earnings | $245M | 0% | +10% |
| Operating cash flow | $465M | -17% | +0.2% |
| Free cash flow | $307M | -27% | -10% |
What changed
Revenue was $2.8B in Q4 2025, up 7% year over year and roughly flat from the previous quarter. DIS business was the largest line at 98% of revenue.
Operating profit was $0.39B, a 13.8% margin (unchanged year over year). Of the extra revenue versus a year earlier, 14% reached operating profit, below the 14% margin then. Total costs grew 7% against revenue growth of 7%. Net earnings were $0.24B, up 10% year over year. The effective tax rate was 24.0%.
Operating cash flow was $0.47B (roughly flat year over year), 182% of net income including minority interests. Non-cash charges added back $0.14B of depreciation and amortization and $0.03B of share-based compensation. Working capital and other items added $0.04B. Capital expenditures of $0.16B left free cash flow of $0.31B.
Questions
What was Quest Diagnostics' revenue in the fourth quarter 2025?
Quest Diagnostics (DGX) reported revenue of $2.8B for the fourth quarter 2025 (Q4 2025), +7% from a year earlier and -0.4% from the quarter before.
Was Quest Diagnostics profitable in the fourth quarter 2025?
Operating profit was $386M (13.8% of revenue) and net earnings $245M.
Source: Quest Diagnostics 10-K on SEC EDGAR.