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Side-by-side financial comparison of Quest Diagnostics (DGX) and TENET HEALTHCARE CORP (THC). Click either name above to swap in a different company.

TENET HEALTHCARE CORP is the larger business by last-quarter revenue ($5.5B vs $2.9B, roughly 1.9× Quest Diagnostics). TENET HEALTHCARE CORP runs the higher net margin — 11.7% vs 9.7%, a 1.9% gap on every dollar of revenue. On growth, Quest Diagnostics posted the faster year-over-year revenue change (9.2% vs 9.0%). Over the past eight quarters, Quest Diagnostics's revenue compounded faster (9.9% CAGR vs 1.5%).

Quest Diagnostics Incorporated is an American clinical laboratory. A Fortune 500 company, Quest operates in the United States, Puerto Rico, Mexico, and Brazil. Quest also maintains collaborative agreements with various hospitals and clinics across the globe.

Tenet Healthcare Corporation is an American for-profit multinational healthcare services company based in Dallas. Through its brands, subsidiaries, joint ventures, and partnerships including United Surgical Partners International (USPI), the company operates 65 hospitals and over 450 healthcare facilities. Tenet also runs Conifer Health Solutions, which provides healthcare support services to health systems and other clients.

DGX vs THC — Head-to-Head

Bigger by revenue
THC
THC
1.9× larger
THC
$5.5B
$2.9B
DGX
Growing faster (revenue YoY)
DGX
DGX
+0.2% gap
DGX
9.2%
9.0%
THC
Higher net margin
THC
THC
1.9% more per $
THC
11.7%
9.7%
DGX
Faster 2-yr revenue CAGR
DGX
DGX
Annualised
DGX
9.9%
1.5%
THC

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
DGX
DGX
THC
THC
Revenue
$2.9B
$5.5B
Net Profit
$281.0M
$644.0M
Gross Margin
Operating Margin
15.4%
15.4%
Net Margin
9.7%
11.7%
Revenue YoY
9.2%
9.0%
Net Profit YoY
12.0%
12.6%
EPS (diluted)
$2.24
$4.22

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
DGX
DGX
THC
THC
Q1 26
$2.9B
Q4 25
$2.8B
$5.5B
Q3 25
$2.8B
$5.3B
Q2 25
$2.8B
$5.3B
Q1 25
$2.7B
$5.2B
Q4 24
$2.6B
$5.1B
Q3 24
$2.5B
$5.1B
Q2 24
$2.4B
$5.1B
Net Profit
DGX
DGX
THC
THC
Q1 26
$281.0M
Q4 25
$245.0M
$644.0M
Q3 25
$245.0M
$579.0M
Q2 25
$282.0M
$522.0M
Q1 25
$220.0M
$622.0M
Q4 24
$222.0M
$572.0M
Q3 24
$226.0M
$681.0M
Q2 24
$229.0M
$477.0M
Gross Margin
DGX
DGX
THC
THC
Q1 26
Q4 25
32.4%
Q3 25
33.7%
Q2 25
34.2%
Q1 25
32.5%
Q4 24
32.7%
Q3 24
32.6%
Q2 24
33.5%
Operating Margin
DGX
DGX
THC
THC
Q1 26
15.4%
Q4 25
13.8%
15.4%
Q3 25
13.7%
16.8%
Q2 25
15.9%
15.6%
Q1 25
13.0%
18.1%
Q4 24
13.8%
16.2%
Q3 24
13.3%
21.3%
Q2 24
14.8%
14.9%
Net Margin
DGX
DGX
THC
THC
Q1 26
9.7%
Q4 25
8.7%
11.7%
Q3 25
8.7%
10.9%
Q2 25
10.2%
9.9%
Q1 25
8.3%
11.9%
Q4 24
8.5%
11.3%
Q3 24
9.1%
13.3%
Q2 24
9.6%
9.3%
EPS (diluted)
DGX
DGX
THC
THC
Q1 26
$2.24
Q4 25
$2.18
$4.22
Q3 25
$2.16
$3.86
Q2 25
$2.47
$3.14
Q1 25
$1.94
$4.27
Q4 24
$1.95
$3.79
Q3 24
$1.99
$4.89
Q2 24
$2.03
$2.64

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
DGX
DGX
THC
THC
Cash + ST InvestmentsLiquidity on hand
$393.0M
$2.9B
Total DebtLower is stronger
$5.7B
$13.1B
Stockholders' EquityBook value
$7.7B
$4.2B
Total Assets
$16.7B
$29.7B
Debt / EquityLower = less leverage
0.74×
3.10×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DGX
DGX
THC
THC
Q1 26
$393.0M
Q4 25
$420.0M
$2.9B
Q3 25
$432.0M
$3.0B
Q2 25
$319.0M
$2.6B
Q1 25
$188.0M
$3.0B
Q4 24
$549.0M
$3.0B
Q3 24
$764.0M
$4.1B
Q2 24
$271.0M
$2.9B
Total Debt
DGX
DGX
THC
THC
Q1 26
$5.7B
Q4 25
$5.2B
$13.1B
Q3 25
$5.2B
$13.1B
Q2 25
$5.2B
$13.1B
Q1 25
$5.9B
$13.1B
Q4 24
$5.6B
$13.1B
Q3 24
$5.6B
$12.8B
Q2 24
$3.8B
$12.8B
Stockholders' Equity
DGX
DGX
THC
THC
Q1 26
$7.7B
Q4 25
$7.2B
$4.2B
Q3 25
$7.3B
$4.0B
Q2 25
$7.2B
$3.7B
Q1 25
$6.9B
$4.2B
Q4 24
$6.8B
$4.2B
Q3 24
$6.8B
$3.8B
Q2 24
$6.6B
$3.5B
Total Assets
DGX
DGX
THC
THC
Q1 26
$16.7B
Q4 25
$16.2B
$29.7B
Q3 25
$16.2B
$29.4B
Q2 25
$16.0B
$28.7B
Q1 25
$15.8B
$29.2B
Q4 24
$16.2B
$28.9B
Q3 24
$16.1B
$29.4B
Q2 24
$13.9B
$29.3B
Debt / Equity
DGX
DGX
THC
THC
Q1 26
0.74×
Q4 25
0.72×
3.10×
Q3 25
0.71×
3.26×
Q2 25
0.72×
3.49×
Q1 25
0.85×
3.13×
Q4 24
0.83×
3.14×
Q3 24
0.83×
3.33×
Q2 24
0.58×
3.67×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
DGX
DGX
THC
THC
Operating Cash FlowLast quarter
$278.0M
$731.0M
Free Cash FlowOCF − Capex
$367.0M
FCF MarginFCF / Revenue
6.6%
Capex IntensityCapex / Revenue
3.9%
6.6%
Cash ConversionOCF / Net Profit
0.99×
1.14×
TTM Free Cash FlowTrailing 4 quarters
$2.5B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DGX
DGX
THC
THC
Q1 26
$278.0M
Q4 25
$465.0M
$731.0M
Q3 25
$563.0M
$1.1B
Q2 25
$544.0M
$936.0M
Q1 25
$314.0M
$815.0M
Q4 24
$464.0M
$-331.0M
Q3 24
$356.0M
$1.0B
Q2 24
$360.0M
$747.0M
Free Cash Flow
DGX
DGX
THC
THC
Q1 26
Q4 25
$307.0M
$367.0M
Q3 25
$419.0M
$778.0M
Q2 25
$436.0M
$743.0M
Q1 25
$197.0M
$642.0M
Q4 24
$341.0M
$-661.0M
Q3 24
$250.0M
$829.0M
Q2 24
$268.0M
$602.0M
FCF Margin
DGX
DGX
THC
THC
Q1 26
Q4 25
10.9%
6.6%
Q3 25
14.9%
14.7%
Q2 25
15.8%
14.1%
Q1 25
7.4%
12.3%
Q4 24
13.0%
-13.0%
Q3 24
10.0%
16.2%
Q2 24
11.2%
11.8%
Capex Intensity
DGX
DGX
THC
THC
Q1 26
3.9%
Q4 25
5.6%
6.6%
Q3 25
5.1%
5.3%
Q2 25
3.9%
3.7%
Q1 25
4.4%
3.3%
Q4 24
4.7%
6.5%
Q3 24
4.3%
4.2%
Q2 24
3.8%
2.8%
Cash Conversion
DGX
DGX
THC
THC
Q1 26
0.99×
Q4 25
1.90×
1.14×
Q3 25
2.30×
1.83×
Q2 25
1.93×
1.79×
Q1 25
1.43×
1.31×
Q4 24
2.09×
-0.58×
Q3 24
1.58×
1.53×
Q2 24
1.57×
1.57×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

DGX
DGX

Segment breakdown not available.

THC
THC

Other$2.9B52%
Health Care Patient Service$1.4B25%
Equity Method Investment Nonconsolidated Investee Or Group Of Investees$1.2B22%
Health Care Other Sources$56.0M1%

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