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Side-by-side financial comparison of Aon plc (AON) and MESABI TRUST (MSB). Click either name above to swap in a different company.
Aon plc is the larger business by last-quarter revenue ($4.3B vs $3.6M, roughly 1197.6× MESABI TRUST). MESABI TRUST runs the higher net margin — 77.1% vs 39.4%, a 37.7% gap on every dollar of revenue. On growth, Aon plc posted the faster year-over-year revenue change (3.7% vs -95.5%). Over the past eight quarters, Aon plc's revenue compounded faster (2.8% CAGR vs -24.1%).
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.
Mesabi Trust is a United States-based royalty trust that holds permanent royalty interests in iron ore mining properties located in Minnesota's Mesabi Range. It earns revenue primarily from royalty payments tied to the production and sale of iron ore products, with core earnings sourced from active mining partners operating on the land it holds interests in, catering to the global steel manufacturing market.
AON vs MSB — Head-to-Head
Income Statement — Q4 2025 vs Q3 2026
| Metric | | |
|---|---|---|
| Revenue | $4.3B | $3.6M |
| Net Profit | $1.7B | $2.8M |
| Gross Margin | — | 77.1% |
| Operating Margin | 28.1% | — |
| Net Margin | 39.4% | 77.1% |
| Revenue YoY | 3.7% | -95.5% |
| Net Profit YoY | 136.5% | -96.5% |
| EPS (diluted) | $7.82 | — |
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 | $3.6M | ||
| Q3 25 | $4.0B | $5.6M | ||
| Q2 25 | $4.2B | $4.7M | ||
| Q1 25 | $4.7B | $6.9M | ||
| Q4 24 | $4.1B | $79.0M | ||
| Q3 24 | $3.7B | $6.5M | ||
| Q2 24 | $3.8B | $6.3M | ||
| Q1 24 | $4.1B | $6.2M |
| Q4 25 | $1.7B | $2.8M | ||
| Q3 25 | $458.0M | $4.7M | ||
| Q2 25 | $579.0M | $3.6M | ||
| Q1 25 | $965.0M | $6.1M | ||
| Q4 24 | $716.0M | $78.3M | ||
| Q3 24 | $343.0M | $5.4M | ||
| Q2 24 | $524.0M | $3.5M | ||
| Q1 24 | $1.1B | $4.7M |
| Q4 25 | — | 77.1% | ||
| Q3 25 | — | 84.6% | ||
| Q2 25 | — | 76.7% | ||
| Q1 25 | — | 88.5% | ||
| Q4 24 | — | 99.1% | ||
| Q3 24 | — | 83.2% | ||
| Q2 24 | — | 55.7% | ||
| Q1 24 | — | 75.3% |
| Q4 25 | 28.1% | — | ||
| Q3 25 | 20.4% | — | ||
| Q2 25 | 20.7% | — | ||
| Q1 25 | 30.9% | — | ||
| Q4 24 | 26.3% | — | ||
| Q3 24 | 16.7% | — | ||
| Q2 24 | 17.4% | — | ||
| Q1 24 | 36.0% | — |
| Q4 25 | 39.4% | 77.1% | ||
| Q3 25 | 11.5% | 84.6% | ||
| Q2 25 | 13.9% | 76.7% | ||
| Q1 25 | 20.4% | 88.5% | ||
| Q4 24 | 17.3% | 99.1% | ||
| Q3 24 | 9.2% | 83.2% | ||
| Q2 24 | 13.9% | 55.7% | ||
| Q1 24 | 26.3% | 75.3% |
| Q4 25 | $7.82 | — | ||
| Q3 25 | $2.11 | — | ||
| Q2 25 | $2.66 | — | ||
| Q1 25 | $4.43 | — | ||
| Q4 24 | $3.11 | — | ||
| Q3 24 | $1.57 | — | ||
| Q2 24 | $2.46 | — | ||
| Q1 24 | $5.35 | — |
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 | — |
| Total DebtLower is stronger | $15.2B | — |
| Stockholders' EquityBook value | $9.4B | $21.1M |
| Total Assets | $50.8B | $26.0M |
| Debt / EquityLower = less leverage | 1.63× | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $2.8B | — | ||
| Q3 25 | $1.3B | — | ||
| Q2 25 | $1.4B | — | ||
| Q1 25 | $1.3B | — | ||
| Q4 24 | $1.3B | — | ||
| Q3 24 | $1.3B | — | ||
| Q2 24 | $1.2B | — | ||
| Q1 24 | $6.4B | — |
| Q4 25 | $15.2B | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | $17.0B | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
| Q4 25 | $9.4B | $21.1M | ||
| Q3 25 | $7.9B | $22.8M | ||
| Q2 25 | $7.8B | $19.6M | ||
| Q1 25 | $7.0B | $23.3M | ||
| Q4 24 | $6.1B | $95.3M | ||
| Q3 24 | $6.2B | $22.1M | ||
| Q2 24 | $5.9B | $20.7M | ||
| Q1 24 | $-133.0M | $21.0M |
| Q4 25 | $50.8B | $26.0M | ||
| Q3 25 | $51.6B | $24.8M | ||
| Q2 25 | $54.0B | $27.4M | ||
| Q1 25 | $50.3B | $101.7M | ||
| Q4 24 | $49.0B | $100.7M | ||
| Q3 24 | $49.9B | $26.2M | ||
| Q2 24 | $51.5B | $25.1M | ||
| Q1 24 | $40.8B | $26.7M |
| Q4 25 | 1.63× | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | 2.78× | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
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 | $3.5M |
| Free Cash FlowOCF − Capex | $1.3B | — |
| FCF MarginFCF / Revenue | 30.8% | — |
| Capex IntensityCapex / Revenue | 1.7% | — |
| Cash ConversionOCF / Net Profit | 0.83× | 1.27× |
| TTM Free Cash FlowTrailing 4 quarters | $3.2B | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $1.4B | $3.5M | ||
| Q3 25 | $1.1B | $4.4M | ||
| Q2 25 | $796.0M | $2.1M | ||
| Q1 25 | $140.0M | $9.4M | ||
| Q4 24 | $1.2B | $78.2M | ||
| Q3 24 | $1.0B | $3.8M | ||
| Q2 24 | $513.0M | $2.5M | ||
| Q1 24 | $309.0M | $5.7M |
| Q4 25 | $1.3B | — | ||
| Q3 25 | $1.1B | — | ||
| Q2 25 | $732.0M | — | ||
| Q1 25 | $84.0M | — | ||
| Q4 24 | $1.1B | — | ||
| Q3 24 | $951.0M | — | ||
| Q2 24 | $460.0M | — | ||
| Q1 24 | $261.0M | — |
| Q4 25 | 30.8% | — | ||
| Q3 25 | 27.0% | — | ||
| Q2 25 | 17.6% | — | ||
| Q1 25 | 1.8% | — | ||
| Q4 24 | 27.6% | — | ||
| Q3 24 | 25.6% | — | ||
| Q2 24 | 12.2% | — | ||
| Q1 24 | 6.4% | — |
| Q4 25 | 1.7% | — | ||
| Q3 25 | 1.7% | — | ||
| Q2 25 | 1.5% | — | ||
| Q1 25 | 1.2% | — | ||
| Q4 24 | 1.3% | — | ||
| Q3 24 | 1.7% | — | ||
| Q2 24 | 1.4% | — | ||
| Q1 24 | 1.2% | — |
| Q4 25 | 0.83× | 1.27× | ||
| Q3 25 | 2.51× | 0.92× | ||
| Q2 25 | 1.37× | 0.57× | ||
| Q1 25 | 0.15× | 1.55× | ||
| Q4 24 | 1.68× | 1.00× | ||
| Q3 24 | 2.95× | 0.71× | ||
| Q2 24 | 0.98× | 0.72× | ||
| Q1 24 | 0.29× | 1.21× |
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% |
MSB
Segment breakdown not available.
