Aon (AON)
Brokers commercial insurance and reinsurance while advising employers on health, talent and retirement.
Something off on this page? Send us feedback.
Arranges commercial insurance and reinsurance while advising employers on benefits, talent, retirement and investments. Risk Capital generates most revenue; commissions, insurer compensation and client fees support a globally regulated brokerage-and-consulting model.
Combines insurance and reinsurance brokerage with workforce consulting through Risk Capital and Human Capital. Risk Capital—the larger segment—houses Commercial Risk Solutions and Reinsurance Solutions, spanning insurance and specialty brokerage, risk consulting, captive management, treaty and facultative reinsurance, analytics and capital-markets advice. Human Capital brings together Health Solutions and Wealth Solutions, covering employee benefits, talent and compensation, retirement, pension administration and investment consulting.
Serves clients worldwide, using data, analytics and global broking centers to design insurance programs and advise on risk retention, risk transfer and capital. Revenue comes mainly from brokerage commissions, compensation paid by insurers and reinsurers for services, and customer fees. Operations depend on licenses and rules governing insurance broking, reinsurance, pensions, securities, investment advice and fiduciary client funds across many jurisdictions.
Company facts
Target rangeAs of Sep 21, 2026
Latest analyst notes
| Date | Firm | Action | Prior | Current |
|---|---|---|---|---|
| Sep 16, 2026 | Mizuho Securities | Target | Target: $426 | Target: $366 |
| Sep 2, 2026 | Evercore ISI | Reiterate | Rating: —Target: $436 | Target: $423 |
| Sep 1, 2026 | BMO Capital | Reiterate | Rating: —Target: $380 | Target: $360 |
| Sep 1, 2026 | Roth Capital | Target | Target: $420 | Target: $380 |
| Sep 1, 2026 | Cantor Fitzgerald | Reiterate | Rating: —Target: $445 | Target: $433 |
EPSReportedEstimate
RevenueReportedEstimate
Balance sheet, Jun 30, 2026Cash & short-term investments $1.27B · Total debt $15.87B · Total assets $53.35B · Shareholders' equity $9.66B
- Revenue
- $4.25B
- Operating income
- $823.0M
- Net income
- $551.0M
HistoryDividendAnnual yield
| Institutions | 91.49% | 194.07M shares | |
|---|---|---|---|
| 1,288 holders · as of Jun 30, 2026 | |||
| Insiders | 0.81% | 1.71M shares | |
| 23 holders · as of Sep 3, 2026 | |||
| Other | 7.70% | 16.34M shares | |
| remainder | |||
212.13M company shares as of Sep 22, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing
Top shareholders13F · 13D/G · Form 4
| Holder | Stake | Shares | Date |
|---|---|---|---|
BlackRock, Inc.Institution | 7.41% | 15.72M | as of Jun 30, 2026 |
Vanguard Capital Management LLCInstitution | 6.41% | 13.60M | as of Jun 30, 2026 |
JPMorgan Chase & CoInstitution | 5.74% | 12.18M | as of Jun 30, 2026 |
Capital World InvestorsInstitution | 5.52% | 11.71M | as of Jun 30, 2026 |
State Street CorpInstitution | 4.44% | 9.42M | as of Jun 30, 2026 |
Insider tradesForm 4
| Date | Insider | Role | Shares | Avg price |
|---|---|---|---|---|
| Sep 2, 2026 | Lester B. Knight | director | +20,000 | $327.48 |
| Jul 28, 2026 | Darren Zeidel | officer: General Counsel | −1,900 | $377.76 |
| Jul 17, 2026 | Darren Zeidel | officer: General Counsel | −1,950 | $372.05 |
| Jul 7, 2026 | Darren Zeidel | officer: General Counsel | −600 | $360.00 |
| Feb 26, 2026 | Darren Zeidel | officer: General Counsel | −4,300 | $329.72 |
- Willis Towers Watson
#3 global broker; former merger target, competing across risk and HR advisory.
- Arthur J. Gallagher
Fast-growing large broker; reinsurance rival via Gallagher Re and mid-market.
- Brown & Brown
Leading US mid-market P&C and benefits broker; rival to NFP/Aon in retail.
- Ryan Specialty
Founder's post-Aon venture; leading E&S/wholesale broker in specialty lines.
Compare
| Company | Price | Change | |||||
|---|---|---|---|---|---|---|---|
| Aon | $285.96 | −1.67% | $61.69B | 16.0 | 14.6 | 3.5 | +2.2% |
| Willis Towers Watson | $300.36 | −2.10% | $28.49B | 18.9 | 14.3 | 2.8 | +9.1% |
| Arthur J. Gallagher | $230.49 | −2.59% | $60.79B | 39.2 | 16.4 | 3.9 | +22.8% |
| Brown & Brown | $62.35 | −3.03% | $21.52B | 19.0 | 13.5 | 3.1 | +34.2% |
| Ryan Specialty | $38.36 | −4.24% | $5.19B | 51.5 | 16.8 | 1.6 | +7.2% |
| Median | 29.1 | 15.4 | 3.0 | +15.9% |






