Quest Diagnostics DGX Operating margin
Operating margin at other companies
Other financials
Where this comes from
Calculated from Quest Diagnostics’s reported figures.
Based on trailing twelve months.
The official record: Quest Diagnostics’s 10-Q, filed April 22, 2026, on SEC EDGAR. View the filing →
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Questions, answered.
- What is Quest Diagnostics's operating margin?
- Quest Diagnostics (DGX) reported operating margin of 14.3% in Q1 2026.
- How has Quest Diagnostics's operating margin changed year-over-year?
- Quest Diagnostics's operating margin increased by 4.1% year-over-year, from 13.7% to 14.3%.
- What is the long-term trend for Quest Diagnostics's operating margin?
- Over 4 years (2021 to 2025), Quest Diagnostics's operating margin has grown at a -12.2% compound annual growth rate (CAGR), from 94.2% to 55.9%.
- What does operating margin mean?
- The profit left from core operations for every dollar of sales, before interest and taxes.
- How do you interpret operating margin?
- Expanding operating margin shows operating leverage — revenue growing faster than the cost base. Compression points to rising overhead, pricing pressure, or investment ahead of revenue.
- How does operating margin compare across companies?
- Strong cross-company signal within a sector. Capital-light businesses sustain higher operating margins than capital-intensive ones.