Filing Flows › Quest Diagnostics (DGX) › Q3 2026 › vs Q2 2026
Quest Diagnostics (DGX) Q3 2026 vs Q2 2026 (quarter over quarter)
Quest Diagnostics's revenue rose $54.0M (+2%) from $3.0B in Q2 2026 to $3.1B in Q3 2026. The biggest changes: DIS business +$57.0M (+2%); All other operating segments −$3.0M (-5%). Operating margin 15.5% against 15.1% (+0.4 pts).
Quest Diagnostics, Q3 2026: revenue $3.1B (+10% year over year), operating margin 15.5%, net earnings $312M, operating cash flow $611M. The chart draws each line against Q2 2026, the increases inside each band.
Margins
| Q3 2026 | Q2 2026 | Change | |
|---|---|---|---|
| Operating margin | 15.5% | 15.1% | +0.4 pts |
| Net margin | 10.1% | 10.5% | -0.4 pts |
| Free cash flow margin | 14.4% | 15.1% | -0.7 pts |
Every line
| Line | Q3 2026 | Q2 2026 | Change | % |
|---|---|---|---|---|
| DIS business | $3.0B | $3.0B | $57.0M | +2% |
| All other operating segments | $62.0M | $65.0M | −$3.0M | -5% |
| Revenue | $3.1B | $3.0B | $54.0M | +2% |
| Operating profit | $479M | $459M | $20.0M | +4% |
| Costs & expenses | $2.6B | $2.6B | $34.0M | +1% |
| Pre-tax earnings | $425M | $422M | $3.0M | +0.7% |
| Other expense, net | $54.0M | $37.0M | $17.0M | +46% |
| Cost of revenue | $2.1B | $2.0B | $39.0M | +2% |
| SG&A | $523M | $529M | −$6.0M | -1% |
| Other operating costs | $40.0M | $39.0M | $1.0M | +3% |
| Net earnings | $312M | $320M | −$8.0M | -3% |
| Minority interests | $14.0M | $14.0M | $0 | 0% |
| Income tax | $99.0M | $88.0M | $11.0M | +12% |
| Depreciation & amortization | $147M | $146M | $1.0M | +0.7% |
| Share-based compensation | $20.0M | $23.0M | −$3.0M | -13% |
| Working capital & other | $132M | $108M | $24.0M | +22% |
| Operating cash flow | $611M | $597M | $14.0M | +2% |
| Free cash flow (OCF − capex) | $445M | $459M | −$14.0M | -3% |
| Capital expenditures | $166M | $138M | $28.0M | +20% |
Questions
How much did Quest Diagnostics's revenue grow quarter over quarter in Q3 2026?
Quest Diagnostics's revenue rose $54.0M (+2%) from $3.0B in Q2 2026 to $3.1B in Q3 2026.
What drove Quest Diagnostics's revenue change in Q3 2026?
DIS business +$57.0M (+2%); All other operating segments −$3.0M (-5%).