How does Quest Diagnostics (DGX) make money?

Quest Diagnostics (DGX) generates revenue primarily from Diagnostic Information Services Business, which accounted for 100% of total revenue in TTM through Q1 2026. The company reported $11.28B in revenue and converted 9.1% of it into net profit, equivalent to roughly $1.02B in net income — what's left after the cost of revenue, operating expenses, interest, and income taxes.

What is the gross profit margin of Quest Diagnostics (DGX)?

Quest Diagnostics (DGX) reported a gross profit margin of 33.2% in TTM through Q1 2026, equivalent to $3.75B in gross profit on $11.28B in revenue. Gross margin measures how much of each dollar of revenue remains after the direct cost of producing or delivering the product — a higher figure typically signals pricing power, scale, or a less capital-intensive business model.

What is the operating profit margin of Quest Diagnostics (DGX)?

Quest Diagnostics (DGX) reported an operating profit margin of 14.3% in TTM through Q1 2026, equivalent to $1.61B in operating income. Operating margin captures profitability after research & development, sales & marketing, and general & administrative expenses — but before interest, taxes, and one-off items — and is the cleanest single read on the underlying business's efficiency.

What is the net profit margin of Quest Diagnostics (DGX)?

Quest Diagnostics (DGX) reported a net profit margin of 9.1% in TTM through Q1 2026, equivalent to $1.02B in net income. Net margin is the bottom-line share of revenue that survives every expense — operating costs, interest, and income taxes — and is the figure that flows directly into earnings per share.

Is Quest Diagnostics (DGX) profitable?

Yes. Quest Diagnostics (DGX) reported $1.02B in net income for TTM through Q1 2026, with a net profit margin of 9.1%. The company earned more from its operations than it paid out in costs, interest, and income taxes, leaving positive earnings on the bottom line.

How much does Quest Diagnostics (DGX) spend on capital expenditures?

Quest Diagnostics (DGX) spent $524.00M on capital expenditures (CapEx) during TTM through Q1 2026, roughly 4.6% of total revenue. CapEx represents long-lived investment in property, equipment, data centres, and other physical infrastructure, and is subtracted from operating cash flow to arrive at free cash flow.

How much free cash flow does Quest Diagnostics (DGX) generate?

Quest Diagnostics (DGX) generated $1.33B in free cash flow during TTM through Q1 2026, a free-cash-flow margin of 11.8%. Free cash flow is the cash left after capital expenditures and represents the discretionary pool the company can use to pay dividends, repurchase shares, repay debt, or fund acquisitions without raising external capital.

What is the effective tax rate of Quest Diagnostics (DGX)?

Quest Diagnostics (DGX) had an effective tax rate of 23.5% in TTM through Q1 2026. The effective rate is the actual share of pre-tax income paid as income taxes and can differ materially from the statutory rate due to foreign earnings mix, tax credits (such as R&D), share-based compensation deductions, and one-off discrete items.

How Quest Diagnostics Makes Money: 2026 Visual Revenue Map

Quest Diagnostics (DGX) Income Statement Flow — TTM through Q1 2026

Calculated from the four most recent reported quarters, ending March 31, 2026 (reported April 22, 2026).

Quest Diagnostics discloses geographic revenue only in annual filings. to view the full breakdown.

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