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Side-by-side financial comparison of AECOM (ACM) and GROUP 1 AUTOMOTIVE INC (GPI). Click either name above to swap in a different company.

GROUP 1 AUTOMOTIVE INC is the larger business by last-quarter revenue ($5.6B vs $3.8B, roughly 1.5× AECOM). AECOM runs the higher net margin — 1.9% vs 0.8%, a 1.2% gap on every dollar of revenue. On growth, AECOM posted the faster year-over-year revenue change (1.6% vs 0.6%). GROUP 1 AUTOMOTIVE INC produced more free cash flow last quarter ($51.4M vs $41.9M). Over the past eight quarters, GROUP 1 AUTOMOTIVE INC's revenue compounded faster (11.7% CAGR vs -1.4%).

AECOM is an American multinational infrastructure consulting firm headquartered in Dallas, Texas.

Group 1 Automotive, Inc. is an international Fortune 300 automotive retailer with automotive dealerships and collision centers in the United States and the United Kingdom. Group 1 sells new and used cars and light trucks, arranges financial services, provides maintenance and repair services, and sells vehicle parts. As of 2024, the company employs over 20,000 people globally.

ACM vs GPI — Head-to-Head

Bigger by revenue
GPI
GPI
1.5× larger
GPI
$5.6B
$3.8B
ACM
Growing faster (revenue YoY)
ACM
ACM
+1.0% gap
ACM
1.6%
0.6%
GPI
Higher net margin
ACM
ACM
1.2% more per $
ACM
1.9%
0.8%
GPI
More free cash flow
GPI
GPI
$9.5M more FCF
GPI
$51.4M
$41.9M
ACM
Faster 2-yr revenue CAGR
GPI
GPI
Annualised
GPI
11.7%
-1.4%
ACM

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
ACM
ACM
GPI
GPI
Revenue
$3.8B
$5.6B
Net Profit
$74.5M
$43.6M
Gross Margin
7.3%
15.7%
Operating Margin
5.8%
2.5%
Net Margin
1.9%
0.8%
Revenue YoY
1.6%
0.6%
Net Profit YoY
-48.0%
-54.0%
EPS (diluted)
$0.56
$3.75

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
ACM
ACM
GPI
GPI
Q1 26
$3.8B
Q4 25
$5.6B
Q3 25
$4.2B
$5.8B
Q2 25
$4.2B
$5.7B
Q1 25
$3.8B
$5.5B
Q4 24
$4.0B
$5.5B
Q3 24
$4.1B
$5.2B
Q2 24
$4.2B
$4.7B
Net Profit
ACM
ACM
GPI
GPI
Q1 26
$74.5M
Q4 25
$43.6M
Q3 25
$120.4M
$13.0M
Q2 25
$131.0M
$140.5M
Q1 25
$143.4M
$128.1M
Q4 24
$167.0M
$94.7M
Q3 24
$172.5M
$117.3M
Q2 24
$134.3M
$138.2M
Gross Margin
ACM
ACM
GPI
GPI
Q1 26
7.3%
Q4 25
15.7%
Q3 25
7.9%
15.9%
Q2 25
7.8%
16.4%
Q1 25
7.7%
16.2%
Q4 24
6.7%
15.9%
Q3 24
7.2%
16.3%
Q2 24
6.9%
16.3%
Operating Margin
ACM
ACM
GPI
GPI
Q1 26
5.8%
Q4 25
2.5%
Q3 25
5.7%
1.9%
Q2 25
7.0%
4.4%
Q1 25
6.8%
4.2%
Q4 24
5.9%
3.5%
Q3 24
5.8%
4.4%
Q2 24
5.5%
5.1%
Net Margin
ACM
ACM
GPI
GPI
Q1 26
1.9%
Q4 25
0.8%
Q3 25
2.9%
0.2%
Q2 25
3.1%
2.5%
Q1 25
3.8%
2.3%
Q4 24
4.2%
1.7%
Q3 24
4.2%
2.2%
Q2 24
3.2%
2.9%
EPS (diluted)
ACM
ACM
GPI
GPI
Q1 26
$0.56
Q4 25
$3.75
Q3 25
$0.90
$1.00
Q2 25
$0.98
$10.82
Q1 25
$1.08
$9.67
Q4 24
$1.25
$7.15
Q3 24
$1.27
$8.69
Q2 24
$0.98
$10.17

Balance Sheet & Financial Strength

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

Metric
ACM
ACM
GPI
GPI
Cash + ST InvestmentsLiquidity on hand
$1.2B
$32.5M
Total DebtLower is stronger
$2.6B
$3.4B
Stockholders' EquityBook value
$2.2B
$2.8B
Total Assets
$11.9B
$10.3B
Debt / EquityLower = less leverage
1.18×
1.23×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ACM
ACM
GPI
GPI
Q1 26
$1.2B
Q4 25
$32.5M
Q3 25
$1.6B
$30.8M
Q2 25
$1.8B
$52.7M
Q1 25
$1.6B
$70.5M
Q4 24
$1.6B
$34.4M
Q3 24
$1.6B
$58.7M
Q2 24
$1.6B
$64.4M
Total Debt
ACM
ACM
GPI
GPI
Q1 26
$2.6B
Q4 25
$3.4B
Q3 25
$2.6B
$3.3B
Q2 25
$2.5B
$3.1B
Q1 25
$2.5B
$2.7B
Q4 24
$2.5B
$2.7B
Q3 24
$2.5B
$2.7B
Q2 24
$2.5B
$2.3B
Stockholders' Equity
ACM
ACM
GPI
GPI
Q1 26
$2.2B
Q4 25
$2.8B
Q3 25
$2.5B
$3.1B
Q2 25
$2.5B
$3.1B
Q1 25
$2.3B
$3.0B
Q4 24
$2.2B
$3.0B
Q3 24
$2.2B
$3.0B
Q2 24
$2.3B
$2.9B
Total Assets
ACM
ACM
GPI
GPI
Q1 26
$11.9B
Q4 25
$10.3B
Q3 25
$12.2B
$10.4B
Q2 25
$12.3B
$10.2B
Q1 25
$11.8B
$9.9B
Q4 24
$11.8B
$9.8B
Q3 24
$12.1B
$10.0B
Q2 24
$12.0B
$8.9B
Debt / Equity
ACM
ACM
GPI
GPI
Q1 26
1.18×
Q4 25
1.23×
Q3 25
1.06×
1.06×
Q2 25
0.99×
0.97×
Q1 25
1.07×
0.89×
Q4 24
1.11×
0.92×
Q3 24
1.12×
0.91×
Q2 24
1.07×
0.80×

Cash Flow & Capital Efficiency

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

Metric
ACM
ACM
GPI
GPI
Operating Cash FlowLast quarter
$70.2M
$129.2M
Free Cash FlowOCF − Capex
$41.9M
$51.4M
FCF MarginFCF / Revenue
1.1%
0.9%
Capex IntensityCapex / Revenue
0.7%
1.4%
Cash ConversionOCF / Net Profit
0.94×
2.96×
TTM Free Cash FlowTrailing 4 quarters
$616.0M
$424.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ACM
ACM
GPI
GPI
Q1 26
$70.2M
Q4 25
$129.2M
Q3 25
$196.1M
$155.0M
Q2 25
$283.7M
$251.6M
Q1 25
$190.7M
$158.7M
Q4 24
$151.1M
$212.6M
Q3 24
$298.8M
$243.9M
Q2 24
$291.3M
$-124.1M
Free Cash Flow
ACM
ACM
GPI
GPI
Q1 26
$41.9M
Q4 25
$51.4M
Q3 25
$134.1M
$86.7M
Q2 25
$261.7M
$179.9M
Q1 25
$178.3M
$106.5M
Q4 24
$110.9M
$120.1M
Q3 24
$274.5M
$194.2M
Q2 24
$272.8M
$-163.8M
FCF Margin
ACM
ACM
GPI
GPI
Q1 26
1.1%
Q4 25
0.9%
Q3 25
3.2%
1.5%
Q2 25
6.3%
3.2%
Q1 25
4.7%
1.9%
Q4 24
2.8%
2.2%
Q3 24
6.7%
3.7%
Q2 24
6.6%
-3.5%
Capex Intensity
ACM
ACM
GPI
GPI
Q1 26
0.7%
Q4 25
1.4%
Q3 25
1.5%
1.2%
Q2 25
0.5%
1.3%
Q1 25
0.3%
0.9%
Q4 24
1.0%
1.7%
Q3 24
0.6%
1.0%
Q2 24
0.4%
0.8%
Cash Conversion
ACM
ACM
GPI
GPI
Q1 26
0.94×
Q4 25
2.96×
Q3 25
1.63×
11.92×
Q2 25
2.17×
1.79×
Q1 25
1.33×
1.24×
Q4 24
0.90×
2.24×
Q3 24
1.73×
2.08×
Q2 24
2.17×
-0.90×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ACM
ACM

Segment breakdown not available.

GPI
GPI

New Vehicles Retail$2.8B50%
Used Vehicles Retail$1.7B31%
Parts And Service$700.2M13%
Financial Service$229.7M4%
Used Vehicles Wholesale$143.5M3%

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