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

Automatic Data Processing is the larger business by last-quarter revenue ($5.4B vs $4.0B, roughly 1.3× CELESTICA INC). Automatic Data Processing runs the higher net margin — 19.8% vs 5.2%, a 14.6% gap on every dollar of revenue. On growth, CELESTICA INC posted the faster year-over-year revenue change (52.8% vs 6.2%). Over the past eight quarters, CELESTICA INC's revenue compounded faster (35.4% 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.

Celestica Inc. is a Canadian multinational design, manufacturing, hardware platform, and supply chain electronics manufacturing services (EMS) company, which is headquartered in Toronto, Ontario. The company operates in 50 sites across 15 countries.

ADP vs CLS — Head-to-Head

Bigger by revenue
ADP
ADP
1.3× larger
ADP
$5.4B
$4.0B
CLS
Growing faster (revenue YoY)
CLS
CLS
+46.6% gap
CLS
52.8%
6.2%
ADP
Higher net margin
ADP
ADP
14.6% more per $
ADP
19.8%
5.2%
CLS
Faster 2-yr revenue CAGR
CLS
CLS
Annualised
CLS
35.4%
1.0%
ADP

Income Statement — Q2 FY2026 vs Q1 FY2026

Metric
ADP
ADP
CLS
CLS
Revenue
$5.4B
$4.0B
Net Profit
$1.1B
$212.3M
Gross Margin
46.1%
10.8%
Operating Margin
25.8%
6723.5%
Net Margin
19.8%
5.2%
Revenue YoY
6.2%
52.8%
Net Profit YoY
10.3%
146.3%
EPS (diluted)
$2.62
$1.83

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
CLS
CLS
Q1 26
$4.0B
Q4 25
$5.4B
$3.7B
Q3 25
$5.2B
$3.2B
Q2 25
$5.1B
$2.9B
Q1 25
$5.6B
$2.6B
Q4 24
$5.0B
Q3 24
$4.8B
$2.5B
Q2 24
$4.8B
$2.4B
Net Profit
ADP
ADP
CLS
CLS
Q1 26
$212.3M
Q4 25
$1.1B
$267.5M
Q3 25
$1.0B
$267.8M
Q2 25
$910.7M
$211.0M
Q1 25
$1.2B
$86.2M
Q4 24
$963.2M
Q3 24
$956.3M
$89.5M
Q2 24
$829.3M
$95.0M
Gross Margin
ADP
ADP
CLS
CLS
Q1 26
10.8%
Q4 25
46.1%
11.8%
Q3 25
45.2%
13.0%
Q2 25
45.1%
12.8%
Q1 25
47.7%
10.3%
Q4 24
45.7%
Q3 24
45.5%
10.4%
Q2 24
44.8%
10.6%
Operating Margin
ADP
ADP
CLS
CLS
Q1 26
6723.5%
Q4 25
25.8%
8.6%
Q3 25
25.3%
10.2%
Q2 25
23.2%
9.4%
Q1 25
29.2%
4.9%
Q4 24
25.0%
Q3 24
25.6%
5.5%
Q2 24
22.8%
5.6%
Net Margin
ADP
ADP
CLS
CLS
Q1 26
5.2%
Q4 25
19.8%
7.3%
Q3 25
19.6%
8.4%
Q2 25
17.8%
7.3%
Q1 25
22.5%
3.3%
Q4 24
19.1%
Q3 24
19.8%
3.6%
Q2 24
17.4%
4.0%
EPS (diluted)
ADP
ADP
CLS
CLS
Q1 26
$1.83
Q4 25
$2.62
$2.29
Q3 25
$2.49
$2.31
Q2 25
$2.23
$1.82
Q1 25
$3.06
$0.74
Q4 24
$2.35
Q3 24
$2.34
$0.75
Q2 24
$2.01
$0.80

Balance Sheet & Financial Strength

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

Metric
ADP
ADP
CLS
CLS
Cash + ST InvestmentsLiquidity on hand
$2.5B
$378.0M
Total DebtLower is stronger
Stockholders' EquityBook value
$6.4B
$2.1B
Total Assets
$84.6B
$8260.0B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ADP
ADP
CLS
CLS
Q1 26
$378.0M
Q4 25
$2.5B
$595.6M
Q3 25
$7.9B
$305.9M
Q2 25
$7.8B
$313.8M
Q1 25
$2.7B
$303.0M
Q4 24
$2.2B
Q3 24
$7.3B
Q2 24
$3.3B
Total Debt
ADP
ADP
CLS
CLS
Q1 26
Q4 25
$750.5M
Q3 25
$756.7M
Q2 25
$848.6M
Q1 25
$915.0M
Q4 24
Q3 24
Q2 24
Stockholders' Equity
ADP
ADP
CLS
CLS
Q1 26
$2.1B
Q4 25
$6.4B
$2.2B
Q3 25
$6.4B
$2.0B
Q2 25
$6.2B
$1.8B
Q1 25
$5.9B
$1.6B
Q4 24
$5.1B
Q3 24
$5.3B
$1.8B
Q2 24
$4.5B
$1.8B
Total Assets
ADP
ADP
CLS
CLS
Q1 26
$8260.0B
Q4 25
$84.6B
$7.2B
Q3 25
$54.3B
$6.6B
Q2 25
$53.4B
$6.2B
Q1 25
$56.4B
$5.8B
Q4 24
$64.1B
Q3 24
$49.5B
Q2 24
$54.4B
Debt / Equity
ADP
ADP
CLS
CLS
Q1 26
Q4 25
0.34×
Q3 25
0.37×
Q2 25
0.48×
Q1 25
0.59×
Q4 24
Q3 24
Q2 24

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
CLS
CLS
Operating Cash FlowLast quarter
$1.1B
$356.3M
Free Cash FlowOCF − Capex
$137.9M
FCF MarginFCF / Revenue
3.4%
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
1.07×
1.68×
TTM Free Cash FlowTrailing 4 quarters
$502.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ADP
ADP
CLS
CLS
Q1 26
$356.3M
Q4 25
$1.1B
$250.6M
Q3 25
$642.3M
$126.2M
Q2 25
$1.4B
$152.4M
Q1 25
$1.5B
$130.3M
Q4 24
$1.2B
Q3 24
$824.4M
$122.8M
Q2 24
$1.3B
$99.6M
Free Cash Flow
ADP
ADP
CLS
CLS
Q1 26
$137.9M
Q4 25
$155.9M
Q3 25
$88.9M
Q2 25
$119.9M
Q1 25
$93.6M
Q4 24
Q3 24
$76.8M
Q2 24
$62.7M
FCF Margin
ADP
ADP
CLS
CLS
Q1 26
3.4%
Q4 25
4.3%
Q3 25
2.8%
Q2 25
4.1%
Q1 25
3.5%
Q4 24
Q3 24
3.1%
Q2 24
2.6%
Capex Intensity
ADP
ADP
CLS
CLS
Q1 26
Q4 25
2.6%
Q3 25
1.2%
Q2 25
1.1%
Q1 25
1.4%
Q4 24
Q3 24
1.8%
Q2 24
1.5%
Cash Conversion
ADP
ADP
CLS
CLS
Q1 26
1.68×
Q4 25
1.07×
0.94×
Q3 25
0.63×
0.47×
Q2 25
1.58×
0.72×
Q1 25
1.22×
1.51×
Q4 24
1.19×
Q3 24
0.86×
1.37×
Q2 24
1.57×
1.05×

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%

CLS
CLS

Segment breakdown not available.

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