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Side-by-side financial comparison of Quest Diagnostics (DGX) and Roper Technologies (ROP). Click either name above to swap in a different company.

Quest Diagnostics is the larger business by last-quarter revenue ($2.9B vs $2.1B, roughly 1.4× Roper Technologies). Roper Technologies runs the higher net margin — 15.8% vs 9.7%, a 6.1% gap on every dollar of revenue. On growth, Roper Technologies posted the faster year-over-year revenue change (11.3% vs 9.2%). Over the past eight quarters, Roper Technologies's revenue compounded faster (10.5% CAGR vs 9.9%).

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.

DGX vs ROP — Head-to-Head

Bigger by revenue
DGX
DGX
1.4× larger
DGX
$2.9B
$2.1B
ROP
Growing faster (revenue YoY)
ROP
ROP
+2.1% gap
ROP
11.3%
9.2%
DGX
Higher net margin
ROP
ROP
6.1% more per $
ROP
15.8%
9.7%
DGX
Faster 2-yr revenue CAGR
ROP
ROP
Annualised
ROP
10.5%
9.9%
DGX

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
DGX
DGX
ROP
ROP
Revenue
$2.9B
$2.1B
Net Profit
$281.0M
$331.0M
Gross Margin
69.4%
Operating Margin
15.4%
27.2%
Net Margin
9.7%
15.8%
Revenue YoY
9.2%
11.3%
Net Profit YoY
12.0%
53.7%
EPS (diluted)
$2.24
$4.87

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
ROP
ROP
Q1 26
$2.9B
$2.1B
Q4 25
$2.8B
$2.1B
Q3 25
$2.8B
$2.0B
Q2 25
$2.8B
$1.9B
Q1 25
$2.7B
$1.9B
Q4 24
$2.6B
$1.9B
Q3 24
$2.5B
$1.8B
Q2 24
$2.4B
$1.7B
Net Profit
DGX
DGX
ROP
ROP
Q1 26
$281.0M
$331.0M
Q4 25
$245.0M
$428.4M
Q3 25
$245.0M
$398.5M
Q2 25
$282.0M
$378.3M
Q1 25
$220.0M
$331.1M
Q4 24
$222.0M
$462.3M
Q3 24
$226.0M
$367.9M
Q2 24
$229.0M
$337.1M
Gross Margin
DGX
DGX
ROP
ROP
Q1 26
69.4%
Q4 25
32.4%
69.5%
Q3 25
33.7%
69.5%
Q2 25
34.2%
69.2%
Q1 25
32.5%
68.7%
Q4 24
32.7%
68.3%
Q3 24
32.6%
69.2%
Q2 24
33.5%
69.5%
Operating Margin
DGX
DGX
ROP
ROP
Q1 26
15.4%
27.2%
Q4 25
13.8%
28.6%
Q3 25
13.7%
28.4%
Q2 25
15.9%
28.2%
Q1 25
13.0%
27.9%
Q4 24
13.8%
28.0%
Q3 24
13.3%
28.1%
Q2 24
14.8%
28.8%
Net Margin
DGX
DGX
ROP
ROP
Q1 26
9.7%
15.8%
Q4 25
8.7%
20.8%
Q3 25
8.7%
19.8%
Q2 25
10.2%
19.5%
Q1 25
8.3%
17.6%
Q4 24
8.5%
24.6%
Q3 24
9.1%
20.8%
Q2 24
9.6%
19.6%
EPS (diluted)
DGX
DGX
ROP
ROP
Q1 26
$2.24
$4.87
Q4 25
$2.18
$3.97
Q3 25
$2.16
$3.68
Q2 25
$2.47
$3.49
Q1 25
$1.94
$3.06
Q4 24
$1.95
$4.29
Q3 24
$1.99
$3.40
Q2 24
$2.03
$3.12

Balance Sheet & Financial Strength

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

Metric
DGX
DGX
ROP
ROP
Cash + ST InvestmentsLiquidity on hand
$393.0M
$382.9M
Total DebtLower is stronger
$5.7B
$9.7B
Stockholders' EquityBook value
$7.7B
$18.8B
Total Assets
$16.7B
$34.6B
Debt / EquityLower = less leverage
0.74×
0.52×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DGX
DGX
ROP
ROP
Q1 26
$393.0M
$382.9M
Q4 25
$420.0M
$297.4M
Q3 25
$432.0M
$320.0M
Q2 25
$319.0M
$242.4M
Q1 25
$188.0M
$372.8M
Q4 24
$549.0M
$188.2M
Q3 24
$764.0M
$269.6M
Q2 24
$271.0M
$251.5M
Total Debt
DGX
DGX
ROP
ROP
Q1 26
$5.7B
$9.7B
Q4 25
$5.2B
$9.3B
Q3 25
$5.2B
Q2 25
$5.2B
Q1 25
$5.9B
Q4 24
$5.6B
$7.6B
Q3 24
$5.6B
Q2 24
$3.8B
Stockholders' Equity
DGX
DGX
ROP
ROP
Q1 26
$7.7B
$18.8B
Q4 25
$7.2B
$19.9B
Q3 25
$7.3B
$20.0B
Q2 25
$7.2B
$19.6B
Q1 25
$6.9B
$19.2B
Q4 24
$6.8B
$18.9B
Q3 24
$6.8B
$18.5B
Q2 24
$6.6B
$18.1B
Total Assets
DGX
DGX
ROP
ROP
Q1 26
$16.7B
$34.6B
Q4 25
$16.2B
$34.6B
Q3 25
$16.2B
$34.6B
Q2 25
$16.0B
$33.2B
Q1 25
$15.8B
$31.4B
Q4 24
$16.2B
$31.3B
Q3 24
$16.1B
$31.6B
Q2 24
$13.9B
$29.8B
Debt / Equity
DGX
DGX
ROP
ROP
Q1 26
0.74×
0.52×
Q4 25
0.72×
0.47×
Q3 25
0.71×
Q2 25
0.72×
Q1 25
0.85×
Q4 24
0.83×
0.40×
Q3 24
0.83×
Q2 24
0.58×

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
ROP
ROP
Operating Cash FlowLast quarter
$278.0M
Free Cash FlowOCF − Capex
$507.0M
FCF MarginFCF / Revenue
24.2%
Capex IntensityCapex / Revenue
3.9%
0.5%
Cash ConversionOCF / Net Profit
0.99×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DGX
DGX
ROP
ROP
Q1 26
$278.0M
Q4 25
$465.0M
$738.0M
Q3 25
$563.0M
$869.5M
Q2 25
$544.0M
$404.1M
Q1 25
$314.0M
$528.7M
Q4 24
$464.0M
$722.2M
Q3 24
$356.0M
$755.4M
Q2 24
$360.0M
$384.1M
Free Cash Flow
DGX
DGX
ROP
ROP
Q1 26
$507.0M
Q4 25
$307.0M
Q3 25
$419.0M
Q2 25
$436.0M
Q1 25
$197.0M
Q4 24
$341.0M
Q3 24
$250.0M
Q2 24
$268.0M
FCF Margin
DGX
DGX
ROP
ROP
Q1 26
24.2%
Q4 25
10.9%
Q3 25
14.9%
Q2 25
15.8%
Q1 25
7.4%
Q4 24
13.0%
Q3 24
10.0%
Q2 24
11.2%
Capex Intensity
DGX
DGX
ROP
ROP
Q1 26
3.9%
0.5%
Q4 25
5.6%
Q3 25
5.1%
Q2 25
3.9%
Q1 25
4.4%
Q4 24
4.7%
Q3 24
4.3%
Q2 24
3.8%
Cash Conversion
DGX
DGX
ROP
ROP
Q1 26
0.99×
Q4 25
1.90×
1.72×
Q3 25
2.30×
2.18×
Q2 25
1.93×
1.07×
Q1 25
1.43×
1.60×
Q4 24
2.09×
1.56×
Q3 24
1.58×
2.05×
Q2 24
1.57×
1.14×

Financial Flow Comparison

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

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