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Side-by-side financial comparison of Aon plc (AON) and Ball Corporation (BALL). Click either name above to swap in a different company.
Aon plc is the larger business by last-quarter revenue ($4.3B vs $3.3B, roughly 1.3× Ball Corporation). Aon plc runs the higher net margin — 39.4% vs 6.0%, a 33.4% gap on every dollar of revenue. On growth, Ball Corporation posted the faster year-over-year revenue change (16.2% vs 3.7%). Aon plc produced more free cash flow last quarter ($1.3B vs $1.0B). Over the past eight quarters, Ball Corporation's revenue compounded faster (7.9% CAGR vs 2.8%).
Aon plc is a British-American professional services firm. The company operates two divisions: Risk Capital, which provides brokerage and consulting services for risk management and insurance and reinsurance, and Human Capital, which provides services for health insurance, retirement plans, pension plans, and talent advisory.
Ball Corporation is a leading global provider of innovative, sustainable aluminum packaging solutions for beverage, personal care, and household product brands. It also operates an aerospace segment that delivers advanced technologies, systems, and services to government and commercial customers worldwide, prioritizing environmental responsibility and product reliability across all operations.
AON vs BALL — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $4.3B | $3.3B |
| Net Profit | $1.7B | $200.0M |
| Gross Margin | — | — |
| Operating Margin | 28.1% | 7.2% |
| Net Margin | 39.4% | 6.0% |
| Revenue YoY | 3.7% | 16.2% |
| Net Profit YoY | 136.5% | 766.7% |
| EPS (diluted) | $7.82 | $0.73 |
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.
| Q4 25 | $4.3B | $3.3B | ||
| Q3 25 | $4.0B | $3.4B | ||
| Q2 25 | $4.2B | $3.3B | ||
| Q1 25 | $4.7B | $3.1B | ||
| Q4 24 | $4.1B | $2.9B | ||
| Q3 24 | $3.7B | $3.1B | ||
| Q2 24 | $3.8B | $3.0B | ||
| Q1 24 | $4.1B | $2.9B |
| Q4 25 | $1.7B | $200.0M | ||
| Q3 25 | $458.0M | $321.0M | ||
| Q2 25 | $579.0M | $215.0M | ||
| Q1 25 | $965.0M | $179.0M | ||
| Q4 24 | $716.0M | $-30.0M | ||
| Q3 24 | $343.0M | $199.0M | ||
| Q2 24 | $524.0M | $159.0M | ||
| Q1 24 | $1.1B | $3.7B |
| Q4 25 | — | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | 17.7% | ||
| Q2 24 | — | 16.5% | ||
| Q1 24 | — | 16.6% |
| Q4 25 | 28.1% | 7.2% | ||
| Q3 25 | 20.4% | 11.6% | ||
| Q2 25 | 20.7% | 8.0% | ||
| Q1 25 | 30.9% | 7.4% | ||
| Q4 24 | 26.3% | 0.2% | ||
| Q3 24 | 16.7% | 7.4% | ||
| Q2 24 | 17.4% | 6.8% | ||
| Q1 24 | 36.0% | 6.8% |
| Q4 25 | 39.4% | 6.0% | ||
| Q3 25 | 11.5% | 9.5% | ||
| Q2 25 | 13.9% | 6.4% | ||
| Q1 25 | 20.4% | 5.8% | ||
| Q4 24 | 17.3% | -1.0% | ||
| Q3 24 | 9.2% | 6.5% | ||
| Q2 24 | 13.9% | 5.4% | ||
| Q1 24 | 26.3% | 128.3% |
| Q4 25 | $7.82 | $0.73 | ||
| Q3 25 | $2.11 | $1.18 | ||
| Q2 25 | $2.66 | $0.76 | ||
| Q1 25 | $4.43 | $0.63 | ||
| Q4 24 | $3.11 | $0.23 | ||
| Q3 24 | $1.57 | $0.65 | ||
| Q2 24 | $2.46 | $0.51 | ||
| Q1 24 | $5.35 | $11.61 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $2.8B | $1.2B |
| Total DebtLower is stronger | $15.2B | $7.0B |
| Stockholders' EquityBook value | $9.4B | $5.4B |
| Total Assets | $50.8B | $19.5B |
| Debt / EquityLower = less leverage | 1.63× | 1.29× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $2.8B | $1.2B | ||
| Q3 25 | $1.3B | $568.0M | ||
| Q2 25 | $1.4B | $296.0M | ||
| Q1 25 | $1.3B | $449.0M | ||
| Q4 24 | $1.3B | $885.0M | ||
| Q3 24 | $1.3B | $1.4B | ||
| Q2 24 | $1.2B | $1.3B | ||
| Q1 24 | $6.4B | $1.7B |
| Q4 25 | $15.2B | $7.0B | ||
| Q3 25 | — | $6.9B | ||
| Q2 25 | — | $6.5B | ||
| Q1 25 | — | $6.1B | ||
| Q4 24 | $17.0B | $5.3B | ||
| Q3 24 | — | $5.4B | ||
| Q2 24 | — | $5.5B | ||
| Q1 24 | — | $5.5B |
| Q4 25 | $9.4B | $5.4B | ||
| Q3 25 | $7.9B | $5.4B | ||
| Q2 25 | $7.8B | $5.2B | ||
| Q1 25 | $7.0B | $5.5B | ||
| Q4 24 | $6.1B | $5.9B | ||
| Q3 24 | $6.2B | $6.7B | ||
| Q2 24 | $5.9B | $6.9B | ||
| Q1 24 | $-133.0M | $7.3B |
| Q4 25 | $50.8B | $19.5B | ||
| Q3 25 | $51.6B | $18.7B | ||
| Q2 25 | $54.0B | $18.6B | ||
| Q1 25 | $50.3B | $18.0B | ||
| Q4 24 | $49.0B | $17.6B | ||
| Q3 24 | $49.9B | $18.8B | ||
| Q2 24 | $51.5B | $19.0B | ||
| Q1 24 | $40.8B | $19.9B |
| Q4 25 | 1.63× | 1.29× | ||
| Q3 25 | — | 1.26× | ||
| Q2 25 | — | 1.24× | ||
| Q1 25 | — | 1.12× | ||
| Q4 24 | 2.78× | 0.91× | ||
| Q3 24 | — | 0.80× | ||
| Q2 24 | — | 0.80× | ||
| Q1 24 | — | 0.76× |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $1.4B | $1.2B |
| Free Cash FlowOCF − Capex | $1.3B | $1.0B |
| FCF MarginFCF / Revenue | 30.8% | 31.1% |
| Capex IntensityCapex / Revenue | 1.7% | 5.1% |
| Cash ConversionOCF / Net Profit | 0.83× | 6.05× |
| TTM Free Cash FlowTrailing 4 quarters | $3.2B | $788.0M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $1.4B | $1.2B | ||
| Q3 25 | $1.1B | $384.0M | ||
| Q2 25 | $796.0M | $332.0M | ||
| Q1 25 | $140.0M | $-665.0M | ||
| Q4 24 | $1.2B | $500.0M | ||
| Q3 24 | $1.0B | $610.0M | ||
| Q2 24 | $513.0M | $252.0M | ||
| Q1 24 | $309.0M | $-1.2B |
| Q4 25 | $1.3B | $1.0B | ||
| Q3 25 | $1.1B | $257.0M | ||
| Q2 25 | $732.0M | $236.0M | ||
| Q1 25 | $84.0M | $-746.0M | ||
| Q4 24 | $1.1B | $393.0M | ||
| Q3 24 | $951.0M | $493.0M | ||
| Q2 24 | $460.0M | $146.0M | ||
| Q1 24 | $261.0M | $-1.4B |
| Q4 25 | 30.8% | 31.1% | ||
| Q3 25 | 27.0% | 7.6% | ||
| Q2 25 | 17.6% | 7.1% | ||
| Q1 25 | 1.8% | -24.1% | ||
| Q4 24 | 27.6% | 13.6% | ||
| Q3 24 | 25.6% | 16.0% | ||
| Q2 24 | 12.2% | 4.9% | ||
| Q1 24 | 6.4% | -48.7% |
| Q4 25 | 1.7% | 5.1% | ||
| Q3 25 | 1.7% | 3.8% | ||
| Q2 25 | 1.5% | 2.9% | ||
| Q1 25 | 1.2% | 2.6% | ||
| Q4 24 | 1.3% | 3.7% | ||
| Q3 24 | 1.7% | 3.8% | ||
| Q2 24 | 1.4% | 3.6% | ||
| Q1 24 | 1.2% | 5.4% |
| Q4 25 | 0.83× | 6.05× | ||
| Q3 25 | 2.51× | 1.20× | ||
| Q2 25 | 1.37× | 1.54× | ||
| Q1 25 | 0.15× | -3.72× | ||
| Q4 24 | 1.68× | — | ||
| Q3 24 | 2.95× | 3.07× | ||
| Q2 24 | 0.98× | 1.58× | ||
| Q1 24 | 0.29× | -0.34× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
AON
| Commercial Risk Solutions | $2.3B | 54% |
| Health Solutions | $1.1B | 26% |
| Wealth Solutions | $490.0M | 11% |
| Reinsurance Solutions | $379.0M | 9% |
BALL
| Transferred Over Time | $2.7B | 82% |
| Transferred At Point In Time | $602.0M | 18% |
