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Side-by-side financial comparison of Automatic Data Processing (ADP) and Labcorp (LH). Click either name above to swap in a different company.

Automatic Data Processing is the larger business by last-quarter revenue ($5.4B vs $3.5B, roughly 1.5× Labcorp). Automatic Data Processing runs the higher net margin — 19.8% vs 4.7%, a 15.1% gap on every dollar of revenue. On growth, Automatic Data Processing posted the faster year-over-year revenue change (6.2% vs 5.6%). Over the past eight quarters, Labcorp's revenue compounded faster (5.2% CAGR vs 1.0%).

Automatic Data Processing, Inc. (ADP) is an American multinational provider of cloud-based human resources management, payroll processing, and professional employer organization (PEO) services, headquartered in Roseland, New Jersey.

Labcorp is a leading global life sciences and diagnostic testing firm that offers comprehensive clinical laboratory services, drug development support, and medical testing solutions for healthcare providers, pharmaceutical companies, and individual patients. It uses advanced scientific expertise and innovative technologies to deliver accurate, actionable health insights that support clinical decisions, accelerate new treatment development, and improve patient health outcomes globally.

ADP vs LH — Head-to-Head

Bigger by revenue
ADP
ADP
1.5× larger
ADP
$5.4B
$3.5B
LH
Growing faster (revenue YoY)
ADP
ADP
+0.6% gap
ADP
6.2%
5.6%
LH
Higher net margin
ADP
ADP
15.1% more per $
ADP
19.8%
4.7%
LH
Faster 2-yr revenue CAGR
LH
LH
Annualised
LH
5.2%
1.0%
ADP

Income Statement — Q2 FY2026 vs Q4 FY2025

Metric
ADP
ADP
LH
LH
Revenue
$5.4B
$3.5B
Net Profit
$1.1B
$164.7M
Gross Margin
46.1%
28.2%
Operating Margin
25.8%
7.6%
Net Margin
19.8%
4.7%
Revenue YoY
6.2%
5.6%
Net Profit YoY
10.3%
14.9%
EPS (diluted)
$2.62
$1.98

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
ADP
ADP
LH
LH
Q4 25
$5.4B
$3.5B
Q3 25
$5.2B
$3.6B
Q2 25
$5.1B
$3.5B
Q1 25
$5.6B
$3.3B
Q4 24
$5.0B
$3.3B
Q3 24
$4.8B
$3.3B
Q2 24
$4.8B
$3.2B
Q1 24
$5.3B
$3.2B
Net Profit
ADP
ADP
LH
LH
Q4 25
$1.1B
$164.7M
Q3 25
$1.0B
$261.1M
Q2 25
$910.7M
$237.9M
Q1 25
$1.2B
$212.8M
Q4 24
$963.2M
$143.4M
Q3 24
$956.3M
$169.3M
Q2 24
$829.3M
$205.3M
Q1 24
$1.2B
$228.0M
Gross Margin
ADP
ADP
LH
LH
Q4 25
46.1%
28.2%
Q3 25
45.2%
28.8%
Q2 25
45.1%
29.7%
Q1 25
47.7%
28.3%
Q4 24
45.7%
26.9%
Q3 24
45.5%
27.6%
Q2 24
44.8%
28.8%
Q1 24
47.3%
28.2%
Operating Margin
ADP
ADP
LH
LH
Q4 25
25.8%
7.6%
Q3 25
25.3%
11.1%
Q2 25
23.2%
11.2%
Q1 25
29.2%
9.7%
Q4 24
25.0%
6.5%
Q3 24
25.6%
7.7%
Q2 24
22.8%
9.2%
Q1 24
29.4%
10.1%
Net Margin
ADP
ADP
LH
LH
Q4 25
19.8%
4.7%
Q3 25
19.6%
7.3%
Q2 25
17.8%
6.7%
Q1 25
22.5%
6.4%
Q4 24
19.1%
4.3%
Q3 24
19.8%
5.2%
Q2 24
17.4%
6.4%
Q1 24
22.6%
7.2%
EPS (diluted)
ADP
ADP
LH
LH
Q4 25
$2.62
$1.98
Q3 25
$2.49
$3.12
Q2 25
$2.23
$2.84
Q1 25
$3.06
$2.52
Q4 24
$2.35
$1.72
Q3 24
$2.34
$2.00
Q2 24
$2.01
$2.43
Q1 24
$2.88
$2.69

Balance Sheet & Financial Strength

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

Metric
ADP
ADP
LH
LH
Cash + ST InvestmentsLiquidity on hand
$2.5B
$532.3M
Total DebtLower is stronger
Stockholders' EquityBook value
$6.4B
$8.6B
Total Assets
$84.6B
$18.4B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ADP
ADP
LH
LH
Q4 25
$2.5B
$532.3M
Q3 25
$7.9B
$598.1M
Q2 25
$7.8B
$647.3M
Q1 25
$2.7B
$369.4M
Q4 24
$2.2B
$1.5B
Q3 24
$7.3B
$1.5B
Q2 24
$3.3B
$265.1M
Q1 24
$3.3B
$99.3M
Stockholders' Equity
ADP
ADP
LH
LH
Q4 25
$6.4B
$8.6B
Q3 25
$6.4B
$8.7B
Q2 25
$6.2B
$8.5B
Q1 25
$5.9B
$8.3B
Q4 24
$5.1B
$8.1B
Q3 24
$5.3B
$8.2B
Q2 24
$4.5B
$8.0B
Q1 24
$4.6B
$8.0B
Total Assets
ADP
ADP
LH
LH
Q4 25
$84.6B
$18.4B
Q3 25
$54.3B
$18.3B
Q2 25
$53.4B
$18.1B
Q1 25
$56.4B
$17.6B
Q4 24
$64.1B
$18.4B
Q3 24
$49.5B
$18.6B
Q2 24
$54.4B
$16.7B
Q1 24
$64.2B
$16.5B

Cash Flow & Capital Efficiency

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

Metric
ADP
ADP
LH
LH
Operating Cash FlowLast quarter
$1.1B
$614.2M
Free Cash FlowOCF − Capex
$490.3M
FCF MarginFCF / Revenue
13.9%
Capex IntensityCapex / Revenue
3.5%
Cash ConversionOCF / Net Profit
1.07×
3.73×
TTM Free Cash FlowTrailing 4 quarters
$1.2B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ADP
ADP
LH
LH
Q4 25
$1.1B
$614.2M
Q3 25
$642.3M
$387.2M
Q2 25
$1.4B
$620.6M
Q1 25
$1.5B
$18.5M
Q4 24
$1.2B
$777.2M
Q3 24
$824.4M
$277.3M
Q2 24
$1.3B
$561.1M
Q1 24
$1.5B
$-29.8M
Free Cash Flow
ADP
ADP
LH
LH
Q4 25
$490.3M
Q3 25
$280.5M
Q2 25
$542.7M
Q1 25
$-107.5M
Q4 24
$665.1M
Q3 24
$161.5M
Q2 24
$432.9M
Q1 24
$-163.6M
FCF Margin
ADP
ADP
LH
LH
Q4 25
13.9%
Q3 25
7.9%
Q2 25
15.4%
Q1 25
-3.2%
Q4 24
20.0%
Q3 24
4.9%
Q2 24
13.4%
Q1 24
-5.2%
Capex Intensity
ADP
ADP
LH
LH
Q4 25
3.5%
Q3 25
3.0%
Q2 25
2.2%
Q1 25
3.8%
Q4 24
3.4%
Q3 24
3.5%
Q2 24
4.0%
Q1 24
4.2%
Cash Conversion
ADP
ADP
LH
LH
Q4 25
1.07×
3.73×
Q3 25
0.63×
1.48×
Q2 25
1.58×
2.61×
Q1 25
1.22×
0.09×
Q4 24
1.19×
5.42×
Q3 24
0.86×
1.64×
Q2 24
1.57×
2.73×
Q1 24
1.26×
-0.13×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ADP
ADP

HCM$2.2B42%
PEO Zero Margin Benefits Pass Throughs$1.1B21%
HRO$979.3M18%
Global$709.3M13%
Interest On Funds Held For Clients$308.6M6%

LH
LH

Diagnostics$2.7B78%
Biopharma Laboratory Services$793.0M23%

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