Aon PLC
Statements
Segments
US companies must disclose in their mandatory reports how revenue breaks down across business segments, regions and product lines. We read that breakdown for you straight from the annual and quarterly reports (10-K and 10-Q) of Aon PLC (AON). It shows which part of the business is growing — and which one is holding it back.
Revenue by business segment
| Segment | Q1 2025 | Q2 2025 | Q1 2026 | Q2 2026 |
|---|---|---|---|---|
| Risk Capital | $3.19B 67.4% | $2.87B 68.9% | $3.50B 69.5% | $3.01B 70.7% |
| Human Capital | $1.55B 32.6% | $1.29B 31.1% | $1.54B 30.5% | $1.24B 29.3% |
Large figure: segment revenue. Below it the share of revenue in that period and the change against the prior year.
| Segment | Q1 2025 | Q2 2025 | Q1 2026 | Q2 2026 |
|---|---|---|---|---|
| Risk Capital | $1.20B 37.5% | $864.0M 30.1% | $1.38B 39.5% | $916.0M 30.5% |
| Human Capital | $403.0M 26.1% | $117.0M 9.1% | $443.0M 28.8% | $167.0M 13.4% |
Large figure: segment operating income. Below it the margin, that is operating income measured against the revenue of the same segment.
Revenue by region
| Segment | Q1 2025 | Q2 2025 | Q1 2026 | Q2 2026 |
|---|---|---|---|---|
| U.S. | $2.00B 42.3% | $2.04B 49.1% | $2.01B 39.9% | $2.02B 47.6% |
| Europe, Middle East, & Africa other than U.K. and Ireland | $1.26B 26.7% | $634.0M 15.3% | $1.49B 29.6% | $718.0M 16.9% |
| U.K. | $621.0M 13.1% | $610.0M 14.7% | $689.0M 13.7% | $632.0M 14.9% |
| Asia Pacific | $425.0M 9.0% | $430.0M 10.3% | $409.0M 8.1% | $421.0M 9.9% |
| Americas other than U.S. | $374.0M 7.9% | $395.0M 9.5% | $384.0M 7.6% | $408.0M 9.6% |
| Ireland | $45.0M 1.0% | $46.0M 1.1% | $53.0M 1.1% | $47.0M 1.1% |
Large figure: segment revenue. Below it the share of revenue in that period and the change against the prior year.
Segment and region names are the ones the company itself uses and are shown as reported. Change and share refer to revenue.
Data as of: August 7, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q) · Segment figures: SEC EDGAR (10-K/10-Q reports)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.