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

Automatic Data Processing is the larger business by last-quarter revenue ($5.4B vs $712.0K, roughly 7527.1× Hyliion Holdings Corp.). On growth, Automatic Data Processing posted the faster year-over-year revenue change (6.2% vs -52.8%).

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.

Hyliion Holdings Corp. is an American company specializing in the development of the modular powerplant. Founded in 2015, the company initially focused on electrified class 8 powertrain systems, but redirected its focus toward the power-generation sector with the acquisition of the fuel-agnostic KARNO generator from GE Aerospace, reducing the scope of its powertrain operations in November 2023.

ADP vs HYLN — Head-to-Head

Bigger by revenue
ADP
ADP
7527.1× larger
ADP
$5.4B
$712.0K
HYLN
Growing faster (revenue YoY)
ADP
ADP
+59.0% gap
ADP
6.2%
-52.8%
HYLN

Income Statement — Q2 2026 vs Q4 2025

Metric
ADP
ADP
HYLN
HYLN
Revenue
$5.4B
$712.0K
Net Profit
$1.1B
Gross Margin
46.1%
10.4%
Operating Margin
25.8%
Net Margin
19.8%
Revenue YoY
6.2%
-52.8%
Net Profit YoY
10.3%
EPS (diluted)
$2.62

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
HYLN
HYLN
Q4 25
$5.4B
$712.0K
Q3 25
$5.2B
$759.0K
Q2 25
$5.1B
$1.5M
Q1 25
$5.6B
$489.0K
Q4 24
$5.0B
Q3 24
$4.8B
$0
Q2 24
$4.8B
$0
Q1 24
$5.3B
$0
Net Profit
ADP
ADP
HYLN
HYLN
Q4 25
$1.1B
Q3 25
$1.0B
$-13.3M
Q2 25
$910.7M
$-13.4M
Q1 25
$1.2B
$-17.3M
Q4 24
$963.2M
Q3 24
$956.3M
$-11.2M
Q2 24
$829.3M
$-10.9M
Q1 24
$1.2B
$-15.6M
Gross Margin
ADP
ADP
HYLN
HYLN
Q4 25
46.1%
10.4%
Q3 25
45.2%
Q2 25
45.1%
8.6%
Q1 25
47.7%
2.5%
Q4 24
45.7%
Q3 24
45.5%
Q2 24
44.8%
Q1 24
47.3%
Operating Margin
ADP
ADP
HYLN
HYLN
Q4 25
25.8%
Q3 25
25.3%
-2015.4%
Q2 25
23.2%
-1031.2%
Q1 25
29.2%
-4033.1%
Q4 24
25.0%
Q3 24
25.6%
Q2 24
22.8%
Q1 24
29.4%
Net Margin
ADP
ADP
HYLN
HYLN
Q4 25
19.8%
Q3 25
19.6%
-1757.2%
Q2 25
17.8%
-885.4%
Q1 25
22.5%
-3528.4%
Q4 24
19.1%
Q3 24
19.8%
Q2 24
17.4%
Q1 24
22.6%
EPS (diluted)
ADP
ADP
HYLN
HYLN
Q4 25
$2.62
Q3 25
$2.49
$-0.08
Q2 25
$2.23
$-0.08
Q1 25
$3.06
$-0.10
Q4 24
$2.35
Q3 24
$2.34
$-0.06
Q2 24
$2.01
$-0.06
Q1 24
$2.88
$-0.09

Balance Sheet & Financial Strength

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

Metric
ADP
ADP
HYLN
HYLN
Cash + ST InvestmentsLiquidity on hand
$2.5B
$92.4M
Total DebtLower is stronger
Stockholders' EquityBook value
$6.4B
$192.0M
Total Assets
$84.6B
$203.6M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ADP
ADP
HYLN
HYLN
Q4 25
$2.5B
$92.4M
Q3 25
$7.9B
$105.0M
Q2 25
$7.8B
$108.6M
Q1 25
$2.7B
$121.1M
Q4 24
$2.2B
Q3 24
$7.3B
$151.0M
Q2 24
$3.3B
$155.2M
Q1 24
$3.3B
$141.4M
Stockholders' Equity
ADP
ADP
HYLN
HYLN
Q4 25
$6.4B
$192.0M
Q3 25
$6.4B
$203.9M
Q2 25
$6.2B
$215.9M
Q1 25
$5.9B
$228.0M
Q4 24
$5.1B
Q3 24
$5.3B
$257.7M
Q2 24
$4.5B
$267.8M
Q1 24
$4.6B
$280.4M
Total Assets
ADP
ADP
HYLN
HYLN
Q4 25
$84.6B
$203.6M
Q3 25
$54.3B
$216.2M
Q2 25
$53.4B
$229.2M
Q1 25
$56.4B
$241.0M
Q4 24
$64.1B
Q3 24
$49.5B
$272.3M
Q2 24
$54.4B
$281.4M
Q1 24
$64.2B
$297.7M

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
HYLN
HYLN
Operating Cash FlowLast quarter
$1.1B
$-46.5M
Free Cash FlowOCF − Capex
$-70.3M
FCF MarginFCF / Revenue
-9872.1%
Capex IntensityCapex / Revenue
3334.3%
Cash ConversionOCF / Net Profit
1.07×
TTM Free Cash FlowTrailing 4 quarters
$-127.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ADP
ADP
HYLN
HYLN
Q4 25
$1.1B
$-46.5M
Q3 25
$642.3M
$-10.7M
Q2 25
$1.4B
$-10.0M
Q1 25
$1.5B
$-14.0M
Q4 24
$1.2B
Q3 24
$824.4M
$-9.9M
Q2 24
$1.3B
$-10.7M
Q1 24
$1.5B
$-22.7M
Free Cash Flow
ADP
ADP
HYLN
HYLN
Q4 25
$-70.3M
Q3 25
$-21.1M
Q2 25
$-14.2M
Q1 25
$-21.3M
Q4 24
Q3 24
$-12.4M
Q2 24
$-15.9M
Q1 24
$-25.5M
FCF Margin
ADP
ADP
HYLN
HYLN
Q4 25
-9872.1%
Q3 25
-2782.6%
Q2 25
-939.7%
Q1 25
-4363.6%
Q4 24
Q3 24
Q2 24
Q1 24
Capex Intensity
ADP
ADP
HYLN
HYLN
Q4 25
3334.3%
Q3 25
1373.9%
Q2 25
279.9%
Q1 25
1499.8%
Q4 24
Q3 24
Q2 24
Q1 24
Cash Conversion
ADP
ADP
HYLN
HYLN
Q4 25
1.07×
Q3 25
0.63×
Q2 25
1.58×
Q1 25
1.22×
Q4 24
1.19×
Q3 24
0.86×
Q2 24
1.57×
Q1 24
1.26×

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%

HYLN
HYLN

Segment breakdown not available.

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