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Side-by-side financial comparison of American Electric Power (AEP) and Vistra Corp. (VST). Click either name above to swap in a different company.

American Electric Power is the larger business by last-quarter revenue ($5.1B vs $4.8B, roughly 1.1× Vistra Corp.). American Electric Power runs the higher net margin — 12.0% vs 4.8%, a 7.1% gap on every dollar of revenue. On growth, Vistra Corp. posted the faster year-over-year revenue change (31.2% vs 6.2%). Over the past eight quarters, Vistra Corp.'s revenue compounded faster (23.3% 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...

Vistra may refer to either of two companies:Vistra, a corporate services company based in Hong Kong Vistra Corp, an energy company based in Texas

AEP vs VST — Head-to-Head

Bigger by revenue
AEP
AEP
1.1× larger
AEP
$5.1B
$4.8B
VST
Growing faster (revenue YoY)
VST
VST
+25.0% gap
VST
31.2%
6.2%
AEP
Higher net margin
AEP
AEP
7.1% more per $
AEP
12.0%
4.8%
VST
Faster 2-yr revenue CAGR
VST
VST
Annualised
VST
23.3%
-0.3%
AEP

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AEP
AEP
VST
VST
Revenue
$5.1B
$4.8B
Net Profit
$605.2M
$233.0M
Gross Margin
Operating Margin
22.1%
9.9%
Net Margin
12.0%
4.8%
Revenue YoY
6.2%
31.2%
Net Profit YoY
-9.1%
-47.2%
EPS (diluted)
$1.06
$0.55

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
VST
VST
Q4 25
$5.1B
$4.8B
Q3 25
$6.0B
$4.8B
Q2 25
$5.1B
$3.8B
Q1 25
$5.6B
$4.3B
Q4 24
$4.8B
$3.7B
Q3 24
$5.5B
$4.3B
Q2 24
$4.7B
$3.6B
Q1 24
$5.1B
$3.2B
Net Profit
AEP
AEP
VST
VST
Q4 25
$605.2M
$233.0M
Q3 25
$1.0B
$652.0M
Q2 25
$1.3B
$327.0M
Q1 25
$802.2M
$-268.0M
Q4 24
$665.9M
$441.0M
Q3 24
$961.7M
$1.9B
Q2 24
$342.5M
$365.0M
Q1 24
$1.0B
$-35.0M
Operating Margin
AEP
AEP
VST
VST
Q4 25
22.1%
9.9%
Q3 25
25.5%
21.7%
Q2 25
27.7%
13.7%
Q1 25
22.8%
-2.8%
Q4 24
23.0%
16.4%
Q3 24
24.7%
59.6%
Q2 24
14.7%
22.5%
Q1 24
23.1%
2.7%
Net Margin
AEP
AEP
VST
VST
Q4 25
12.0%
4.8%
Q3 25
16.8%
13.6%
Q2 25
25.5%
8.7%
Q1 25
14.2%
-6.3%
Q4 24
14.0%
12.0%
Q3 24
17.6%
43.5%
Q2 24
7.4%
10.1%
Q1 24
19.8%
-1.1%
EPS (diluted)
AEP
AEP
VST
VST
Q4 25
$1.06
$0.55
Q3 25
$1.81
$1.75
Q2 25
$2.29
$0.81
Q1 25
$1.50
$-0.93
Q4 24
$1.24
$1.09
Q3 24
$1.80
$5.25
Q2 24
$0.64
$0.90
Q1 24
$1.90
$-0.24

Balance Sheet & Financial Strength

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

Metric
AEP
AEP
VST
VST
Cash + ST InvestmentsLiquidity on hand
$417.0M
$785.0M
Total DebtLower is stronger
$47.3B
$15.8B
Stockholders' EquityBook value
$31.1B
$5.1B
Total Assets
$114.5B
$41.5B
Debt / EquityLower = less leverage
1.52×
3.11×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AEP
AEP
VST
VST
Q4 25
$417.0M
$785.0M
Q3 25
$1.3B
$602.0M
Q2 25
$439.3M
$458.0M
Q1 25
$463.6M
$561.0M
Q4 24
$418.3M
$1.2B
Q3 24
$474.4M
$905.0M
Q2 24
$428.2M
$1.6B
Q1 24
$447.7M
$1.1B
Total Debt
AEP
AEP
VST
VST
Q4 25
$47.3B
$15.8B
Q3 25
$46.1B
$15.8B
Q2 25
$44.5B
$15.5B
Q1 25
$43.0B
$15.4B
Q4 24
$42.6B
$15.4B
Q3 24
$42.0B
$13.9B
Q2 24
$42.1B
$13.9B
Q1 24
$39.8B
$14.7B
Stockholders' Equity
AEP
AEP
VST
VST
Q4 25
$31.1B
$5.1B
Q3 25
$30.4B
$5.2B
Q2 25
$29.9B
$4.8B
Q1 25
$27.3B
$4.8B
Q4 24
$26.9B
$5.6B
Q3 24
$26.6B
$5.4B
Q2 24
$26.1B
$5.6B
Q1 24
$25.8B
$5.7B
Total Assets
AEP
AEP
VST
VST
Q4 25
$114.5B
$41.5B
Q3 25
$110.3B
$38.0B
Q2 25
$107.8B
$38.1B
Q1 25
$104.4B
$38.2B
Q4 24
$103.1B
$37.8B
Q3 24
$100.1B
$37.9B
Q2 24
$99.6B
$39.1B
Q1 24
$97.7B
$38.2B
Debt / Equity
AEP
AEP
VST
VST
Q4 25
1.52×
3.11×
Q3 25
1.52×
3.02×
Q2 25
1.49×
3.22×
Q1 25
1.57×
3.20×
Q4 24
1.58×
2.77×
Q3 24
1.58×
2.56×
Q2 24
1.61×
2.49×
Q1 24
1.54×
2.60×

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
VST
VST
Operating Cash FlowLast quarter
$1.8B
$1.4B
Free Cash FlowOCF − Capex
$596.0M
FCF MarginFCF / Revenue
12.4%
Capex IntensityCapex / Revenue
17.4%
Cash ConversionOCF / Net Profit
3.00×
6.15×
TTM Free Cash FlowTrailing 4 quarters
$1.3B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AEP
AEP
VST
VST
Q4 25
$1.8B
$1.4B
Q3 25
$2.5B
$1.5B
Q2 25
$1.2B
$572.0M
Q1 25
$1.4B
$599.0M
Q4 24
$1.7B
$1.4B
Q3 24
$2.2B
$1.7B
Q2 24
$1.5B
$1.2B
Q1 24
$1.4B
$312.0M
Free Cash Flow
AEP
AEP
VST
VST
Q4 25
$596.0M
Q3 25
$2.2B
$1.0B
Q2 25
$-118.0M
Q1 25
$-169.0M
Q4 24
$923.0M
Q3 24
$1.0B
Q2 24
$698.0M
Q1 24
$-153.0M
FCF Margin
AEP
AEP
VST
VST
Q4 25
12.4%
Q3 25
36.3%
21.1%
Q2 25
-3.1%
Q1 25
-4.0%
Q4 24
25.2%
Q3 24
23.4%
Q2 24
19.4%
Q1 24
-4.8%
Capex Intensity
AEP
AEP
VST
VST
Q4 25
17.4%
Q3 25
5.0%
9.6%
Q2 25
18.4%
Q1 25
18.1%
Q4 24
11.7%
Q3 24
0.0%
15.8%
Q2 24
13.8%
Q1 24
14.7%
Cash Conversion
AEP
AEP
VST
VST
Q4 25
3.00×
6.15×
Q3 25
2.46×
2.25×
Q2 25
0.95×
1.75×
Q1 25
1.81×
Q4 24
2.59×
3.07×
Q3 24
2.26×
0.90×
Q2 24
4.27×
3.28×
Q1 24
1.43×

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%

VST
VST

Retail Energy Charge In ERCOT$2.1B43%
Retail Energy Charge In Northeast Midwest$1.2B24%
East Segment$1.1B24%
Hedging Revenue Realized$170.0M4%
Revenue From Other Wholesale Contracts$116.0M2%
Transferable Production Tax Credit Revenues$78.0M2%
West Segment$77.0M2%
Intersegment Sales$25.0M1%

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