How does Quest Diagnostics (DGX) make money?

Quest Diagnostics (DGX) primarily makes money through Diagnostic Information Services Business, which accounts for 100% of total revenue. For TTM through Q1 2026, Quest Diagnostics generated $11.28B in total revenue with a net profit margin of 9.1%.

What is Quest Diagnostics (DGX) gross profit margin?

Quest Diagnostics (DGX) reported a gross profit margin of 33.2% for TTM through Q1 2026, equivalent to $3.75B in gross profit. This means Quest Diagnostics retains 33.2% of each revenue unit after direct costs of production.

What is Quest Diagnostics (DGX) operating profit margin?

Quest Diagnostics (DGX) reported an operating profit margin of 14.3% for TTM through Q1 2026, equivalent to $1.61B in operating profit. This reflects profitability after operating expenses such as R&D, sales, and administration, but before taxes and non-operating items.

What is Quest Diagnostics (DGX) net profit margin?

Quest Diagnostics (DGX) reported a net profit margin of 9.1% for TTM through Q1 2026, equivalent to $1.02B in net profit. This is the share of revenue that remains as profit after all expenses, taxes, and non-operating items.

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

Quest Diagnostics (DGX) spent $524.00M on capital expenditures in TTM through Q1 2026 (4.6% of total revenue). Capital expenditures represent investments in physical assets such as property, equipment, and infrastructure.

What is Quest Diagnostics (DGX) free cash flow?

Quest Diagnostics (DGX) generated $1.33B in free cash flow for TTM through Q1 2026 (11.8% of total revenue). Free cash flow is the cash remaining after capital expenditures and represents the company's ability to fund growth, pay dividends, or reduce debt.

What is Quest Diagnostics (DGX) effective tax rate?

Quest Diagnostics (DGX) had an effective tax rate of 23.5% for TTM through Q1 2026. This is the actual percentage of pre-tax income paid as income taxes.

How Quest Diagnostics (DGX) Makes Money: A Visual Guide

Quest Diagnostics (DGX) generated $11.28B in revenue, earning $1.02B in net profit (9.1% margin). Its largest revenue source is Diagnostic Information Services Business (100% of revenue). Below is an interactive breakdown of how revenue flows through the income statement.

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).

Frequently asked questions

How does Quest Diagnostics (DGX) make money?: Quest Diagnostics (DGX) primarily makes money through Diagnostic Information Services Business, which accounts for 100% of total revenue. For TTM through Q1 2026, Quest Diagnostics generated $11.28B in total revenue with a net profit margin of 9.1%.
What is Quest Diagnostics (DGX) gross profit margin?: Quest Diagnostics (DGX) reported a gross profit margin of 33.2% for TTM through Q1 2026, equivalent to $3.75B in gross profit. This means Quest Diagnostics retains 33.2% of each revenue unit after direct costs of production.
What is Quest Diagnostics (DGX) operating profit margin?: Quest Diagnostics (DGX) reported an operating profit margin of 14.3% for TTM through Q1 2026, equivalent to $1.61B in operating profit. This reflects profitability after operating expenses such as R&D, sales, and administration, but before taxes and non-operating items.
What is Quest Diagnostics (DGX) net profit margin?: Quest Diagnostics (DGX) reported a net profit margin of 9.1% for TTM through Q1 2026, equivalent to $1.02B in net profit. This is the share of revenue that remains as profit after all expenses, taxes, and non-operating items.
How much does Quest Diagnostics (DGX) spend on capital expenditures?: Quest Diagnostics (DGX) spent $524.00M on capital expenditures in TTM through Q1 2026 (4.6% of total revenue). Capital expenditures represent investments in physical assets such as property, equipment, and infrastructure.
What is Quest Diagnostics (DGX) free cash flow?: Quest Diagnostics (DGX) generated $1.33B in free cash flow for TTM through Q1 2026 (11.8% of total revenue). Free cash flow is the cash remaining after capital expenditures and represents the company's ability to fund growth, pay dividends, or reduce debt.
What is Quest Diagnostics (DGX) effective tax rate?: Quest Diagnostics (DGX) had an effective tax rate of 23.5% for TTM through Q1 2026. This is the actual percentage of pre-tax income paid as income taxes.

Data & methodology

What is a Sankey diagram?: A Sankey diagram shows how money flows through a company from revenue to net profit. The width of each flow represents its proportion.
How is the data calculated?: We use the income statement from company filings. For TTM (Trailing Twelve Months), we use a pre-aggregated twelve-month view aligned with our latest four quarterly periods. Revenue flows to cost of revenue and gross profit, then to operating expenses (R&D, S&M, G&A) and operating profit.
When was this data last updated?: Based on company filings through TTM through Q1 2026.