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Side-by-side financial comparison of American Electric Power (AEP) 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 $5.1B, roughly 1.1× American Electric Power). American Electric Power runs the higher net margin — 12.0% vs 0.8%, a 11.2% gap on every dollar of revenue. On growth, American Electric Power posted the faster year-over-year revenue change (6.2% vs 0.6%). Over the past eight quarters, GROUP 1 AUTOMOTIVE INC's revenue compounded faster (11.7% CAGR vs -0.3%).

American Electric Power Company, Inc., an electric public utility holding company, engages in the generation, transmission, and distribution of electricity for sale to retail and wholesale customers in the United States. It operates through Vertically Integrated Utilities, Transmission and Distribution Utilities, AEP Transmission Holdco, and Generation & Marketing segments. The company generates electricity using coal and lignite, natural gas, nuclear, hydro, solar, wind, and other energy sou...

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.

AEP vs GPI — Head-to-Head

Bigger by revenue
GPI
GPI
1.1× larger
GPI
$5.6B
$5.1B
AEP
Growing faster (revenue YoY)
AEP
AEP
+5.6% gap
AEP
6.2%
0.6%
GPI
Higher net margin
AEP
AEP
11.2% more per $
AEP
12.0%
0.8%
GPI
Faster 2-yr revenue CAGR
GPI
GPI
Annualised
GPI
11.7%
-0.3%
AEP

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AEP
AEP
GPI
GPI
Revenue
$5.1B
$5.6B
Net Profit
$605.2M
$43.6M
Gross Margin
15.7%
Operating Margin
22.1%
2.5%
Net Margin
12.0%
0.8%
Revenue YoY
6.2%
0.6%
Net Profit YoY
-9.1%
-54.0%
EPS (diluted)
$1.06
$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
AEP
AEP
GPI
GPI
Q4 25
$5.1B
$5.6B
Q3 25
$6.0B
$5.8B
Q2 25
$5.1B
$5.7B
Q1 25
$5.6B
$5.5B
Q4 24
$4.8B
$5.5B
Q3 24
$5.5B
$5.2B
Q2 24
$4.7B
$4.7B
Q1 24
$5.1B
$4.5B
Net Profit
AEP
AEP
GPI
GPI
Q4 25
$605.2M
$43.6M
Q3 25
$1.0B
$13.0M
Q2 25
$1.3B
$140.5M
Q1 25
$802.2M
$128.1M
Q4 24
$665.9M
$94.7M
Q3 24
$961.7M
$117.3M
Q2 24
$342.5M
$138.2M
Q1 24
$1.0B
$147.9M
Gross Margin
AEP
AEP
GPI
GPI
Q4 25
15.7%
Q3 25
15.9%
Q2 25
16.4%
Q1 25
16.2%
Q4 24
15.9%
Q3 24
16.3%
Q2 24
16.3%
Q1 24
16.6%
Operating Margin
AEP
AEP
GPI
GPI
Q4 25
22.1%
2.5%
Q3 25
25.5%
1.9%
Q2 25
27.7%
4.4%
Q1 25
22.8%
4.2%
Q4 24
23.0%
3.5%
Q3 24
24.7%
4.4%
Q2 24
14.7%
5.1%
Q1 24
23.1%
5.4%
Net Margin
AEP
AEP
GPI
GPI
Q4 25
12.0%
0.8%
Q3 25
16.8%
0.2%
Q2 25
25.5%
2.5%
Q1 25
14.2%
2.3%
Q4 24
14.0%
1.7%
Q3 24
17.6%
2.2%
Q2 24
7.4%
2.9%
Q1 24
19.8%
3.3%
EPS (diluted)
AEP
AEP
GPI
GPI
Q4 25
$1.06
$3.75
Q3 25
$1.81
$1.00
Q2 25
$2.29
$10.82
Q1 25
$1.50
$9.67
Q4 24
$1.24
$7.15
Q3 24
$1.80
$8.69
Q2 24
$0.64
$10.17
Q1 24
$1.90
$10.80

Balance Sheet & Financial Strength

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

Metric
AEP
AEP
GPI
GPI
Cash + ST InvestmentsLiquidity on hand
$417.0M
$32.5M
Total DebtLower is stronger
$47.3B
$3.4B
Stockholders' EquityBook value
$31.1B
$2.8B
Total Assets
$114.5B
$10.3B
Debt / EquityLower = less leverage
1.52×
1.23×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AEP
AEP
GPI
GPI
Q4 25
$417.0M
$32.5M
Q3 25
$1.3B
$30.8M
Q2 25
$439.3M
$52.7M
Q1 25
$463.6M
$70.5M
Q4 24
$418.3M
$34.4M
Q3 24
$474.4M
$58.7M
Q2 24
$428.2M
$64.4M
Q1 24
$447.7M
$41.9M
Total Debt
AEP
AEP
GPI
GPI
Q4 25
$47.3B
$3.4B
Q3 25
$46.1B
$3.3B
Q2 25
$44.5B
$3.1B
Q1 25
$43.0B
$2.7B
Q4 24
$42.6B
$2.7B
Q3 24
$42.0B
$2.7B
Q2 24
$42.1B
$2.3B
Q1 24
$39.8B
$2.4B
Stockholders' Equity
AEP
AEP
GPI
GPI
Q4 25
$31.1B
$2.8B
Q3 25
$30.4B
$3.1B
Q2 25
$29.9B
$3.1B
Q1 25
$27.3B
$3.0B
Q4 24
$26.9B
$3.0B
Q3 24
$26.6B
$3.0B
Q2 24
$26.1B
$2.9B
Q1 24
$25.8B
$2.8B
Total Assets
AEP
AEP
GPI
GPI
Q4 25
$114.5B
$10.3B
Q3 25
$110.3B
$10.4B
Q2 25
$107.8B
$10.2B
Q1 25
$104.4B
$9.9B
Q4 24
$103.1B
$9.8B
Q3 24
$100.1B
$10.0B
Q2 24
$99.6B
$8.9B
Q1 24
$97.7B
$8.5B
Debt / Equity
AEP
AEP
GPI
GPI
Q4 25
1.52×
1.23×
Q3 25
1.52×
1.06×
Q2 25
1.49×
0.97×
Q1 25
1.57×
0.89×
Q4 24
1.58×
0.92×
Q3 24
1.58×
0.91×
Q2 24
1.61×
0.80×
Q1 24
1.54×
0.87×

Cash Flow & Capital Efficiency

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

Metric
AEP
AEP
GPI
GPI
Operating Cash FlowLast quarter
$1.8B
$129.2M
Free Cash FlowOCF − Capex
$51.4M
FCF MarginFCF / Revenue
0.9%
Capex IntensityCapex / Revenue
1.4%
Cash ConversionOCF / Net Profit
3.00×
2.96×
TTM Free Cash FlowTrailing 4 quarters
$424.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AEP
AEP
GPI
GPI
Q4 25
$1.8B
$129.2M
Q3 25
$2.5B
$155.0M
Q2 25
$1.2B
$251.6M
Q1 25
$1.4B
$158.7M
Q4 24
$1.7B
$212.6M
Q3 24
$2.2B
$243.9M
Q2 24
$1.5B
$-124.1M
Q1 24
$1.4B
$253.9M
Free Cash Flow
AEP
AEP
GPI
GPI
Q4 25
$51.4M
Q3 25
$2.2B
$86.7M
Q2 25
$179.9M
Q1 25
$106.5M
Q4 24
$120.1M
Q3 24
$194.2M
Q2 24
$-163.8M
Q1 24
$190.7M
FCF Margin
AEP
AEP
GPI
GPI
Q4 25
0.9%
Q3 25
36.3%
1.5%
Q2 25
3.2%
Q1 25
1.9%
Q4 24
2.2%
Q3 24
3.7%
Q2 24
-3.5%
Q1 24
4.3%
Capex Intensity
AEP
AEP
GPI
GPI
Q4 25
1.4%
Q3 25
5.0%
1.2%
Q2 25
1.3%
Q1 25
0.9%
Q4 24
1.7%
Q3 24
0.0%
1.0%
Q2 24
0.8%
Q1 24
1.4%
Cash Conversion
AEP
AEP
GPI
GPI
Q4 25
3.00×
2.96×
Q3 25
2.46×
11.92×
Q2 25
0.95×
1.79×
Q1 25
1.81×
1.24×
Q4 24
2.59×
2.24×
Q3 24
2.26×
2.08×
Q2 24
4.27×
-0.90×
Q1 24
1.43×
1.72×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AEP
AEP

Transmissionand Distribution Utilities Revenues$1.5B29%
Electric Generation Transmission Distribution Revenues$956.6M19%
Electricity Transmission And Distribution Revenues$931.8M18%
Industrial$685.8M14%
Marketing Competitive Retailand Renewable$438.3M9%
Wholesale Generation$231.1M5%
Wholesale Transmission$113.6M2%
Other$110.2M2%
Electric Transmission$103.4M2%
Other Retail$60.1M1%

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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