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

American International Group is the larger business by last-quarter revenue ($6.5B vs $4.8B, roughly 1.4× Vistra Corp.). American International Group runs the higher net margin — 11.2% vs 4.8%, a 6.4% gap on every dollar of revenue. On growth, American International Group posted the faster year-over-year revenue change (380.9% vs 31.2%). Over the past eight quarters, Vistra Corp.'s revenue compounded faster (23.3% CAGR vs -18.4%).

American International Group, Inc. offers insurance products for commercial, institutional, and individual customers in North America and internationally. The company's General Insurance segment provides general liability, environmental, commercial automobile liability, workers' compensation, casualty, and crisis management insurance products; commercial, industrial, and energy-related property insurance; and aerospace, political risk, trade credit, portfolio solutions, crop, and marine insur...

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

AIG vs VST — Head-to-Head

Bigger by revenue
AIG
AIG
1.4× larger
AIG
$6.5B
$4.8B
VST
Growing faster (revenue YoY)
AIG
AIG
+349.7% gap
AIG
380.9%
31.2%
VST
Higher net margin
AIG
AIG
6.4% more per $
AIG
11.2%
4.8%
VST
Faster 2-yr revenue CAGR
VST
VST
Annualised
VST
23.3%
-18.4%
AIG

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AIG
AIG
VST
VST
Revenue
$6.5B
$4.8B
Net Profit
$735.0M
$233.0M
Gross Margin
Operating Margin
10.1%
9.9%
Net Margin
11.2%
4.8%
Revenue YoY
380.9%
31.2%
Net Profit YoY
-18.2%
-47.2%
EPS (diluted)
$1.36
$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
AIG
AIG
VST
VST
Q4 25
$6.5B
$4.8B
Q3 25
$6.4B
$4.8B
Q2 25
$7.1B
$3.8B
Q1 25
$6.8B
$4.3B
Q4 24
$3.7B
Q3 24
$6.8B
$4.3B
Q2 24
$6.6B
$3.6B
Q1 24
$12.6B
$3.2B
Net Profit
AIG
AIG
VST
VST
Q4 25
$735.0M
$233.0M
Q3 25
$519.0M
$652.0M
Q2 25
$1.1B
$327.0M
Q1 25
$698.0M
$-268.0M
Q4 24
$441.0M
Q3 24
$459.0M
$1.9B
Q2 24
$-4.0B
$365.0M
Q1 24
$1.2B
$-35.0M
Operating Margin
AIG
AIG
VST
VST
Q4 25
10.1%
9.9%
Q3 25
11.2%
21.7%
Q2 25
21.8%
13.7%
Q1 25
14.2%
-2.8%
Q4 24
16.4%
Q3 24
9.6%
59.6%
Q2 24
9.4%
22.5%
Q1 24
16.3%
2.7%
Net Margin
AIG
AIG
VST
VST
Q4 25
11.2%
4.8%
Q3 25
8.2%
13.6%
Q2 25
16.1%
8.7%
Q1 25
10.3%
-6.3%
Q4 24
12.0%
Q3 24
6.8%
43.5%
Q2 24
-60.6%
10.1%
Q1 24
9.7%
-1.1%
EPS (diluted)
AIG
AIG
VST
VST
Q4 25
$1.36
$0.55
Q3 25
$0.93
$1.75
Q2 25
$1.98
$0.81
Q1 25
$1.16
$-0.93
Q4 24
$1.09
Q3 24
$0.71
$5.25
Q2 24
$-5.96
$0.90
Q1 24
$1.74
$-0.24

Balance Sheet & Financial Strength

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

Metric
AIG
AIG
VST
VST
Cash + ST InvestmentsLiquidity on hand
$785.0M
Total DebtLower is stronger
$9.2B
$15.8B
Stockholders' EquityBook value
$41.1B
$5.1B
Total Assets
$161.3B
$41.5B
Debt / EquityLower = less leverage
0.22×
3.11×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AIG
AIG
VST
VST
Q4 25
$785.0M
Q3 25
$602.0M
Q2 25
$458.0M
Q1 25
$561.0M
Q4 24
$1.2B
Q3 24
$905.0M
Q2 24
$1.6B
Q1 24
$1.1B
Total Debt
AIG
AIG
VST
VST
Q4 25
$9.2B
$15.8B
Q3 25
$15.8B
Q2 25
$15.5B
Q1 25
$15.4B
Q4 24
$15.4B
Q3 24
$13.9B
Q2 24
$13.9B
Q1 24
$14.7B
Stockholders' Equity
AIG
AIG
VST
VST
Q4 25
$41.1B
$5.1B
Q3 25
$41.1B
$5.2B
Q2 25
$41.5B
$4.8B
Q1 25
$41.4B
$4.8B
Q4 24
$5.6B
Q3 24
$45.0B
$5.4B
Q2 24
$44.4B
$5.6B
Q1 24
$43.4B
$5.7B
Total Assets
AIG
AIG
VST
VST
Q4 25
$161.3B
$41.5B
Q3 25
$163.4B
$38.0B
Q2 25
$166.0B
$38.1B
Q1 25
$161.9B
$38.2B
Q4 24
$37.8B
Q3 24
$169.4B
$37.9B
Q2 24
$167.9B
$39.1B
Q1 24
$544.1B
$38.2B
Debt / Equity
AIG
AIG
VST
VST
Q4 25
0.22×
3.11×
Q3 25
3.02×
Q2 25
3.22×
Q1 25
3.20×
Q4 24
2.77×
Q3 24
2.56×
Q2 24
2.49×
Q1 24
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
AIG
AIG
VST
VST
Operating Cash FlowLast quarter
$636.0M
$1.4B
Free Cash FlowOCF − Capex
$596.0M
FCF MarginFCF / Revenue
12.4%
Capex IntensityCapex / Revenue
17.4%
Cash ConversionOCF / Net Profit
0.87×
6.15×
TTM Free Cash FlowTrailing 4 quarters
$1.3B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AIG
AIG
VST
VST
Q4 25
$636.0M
$1.4B
Q3 25
$1.3B
$1.5B
Q2 25
$1.4B
$572.0M
Q1 25
$-56.0M
$599.0M
Q4 24
$1.4B
Q3 24
$1.7B
$1.7B
Q2 24
$930.0M
$1.2B
Q1 24
$519.0M
$312.0M
Free Cash Flow
AIG
AIG
VST
VST
Q4 25
$596.0M
Q3 25
$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
AIG
AIG
VST
VST
Q4 25
12.4%
Q3 25
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
AIG
AIG
VST
VST
Q4 25
17.4%
Q3 25
9.6%
Q2 25
18.4%
Q1 25
18.1%
Q4 24
11.7%
Q3 24
15.8%
Q2 24
13.8%
Q1 24
14.7%
Cash Conversion
AIG
AIG
VST
VST
Q4 25
0.87×
6.15×
Q3 25
2.59×
2.25×
Q2 25
1.22×
1.75×
Q1 25
-0.08×
Q4 24
3.07×
Q3 24
3.70×
0.90×
Q2 24
3.28×
Q1 24
0.43×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AIG
AIG

Segment breakdown not available.

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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