Aon plc (AON)
 NYSE: AON · Real-Time Price · USD
 328.19
 +2.12 (0.65%)
  At close: Oct 30, 2025, 4:00 PM EDT
330.30
 +2.11 (0.64%)
  After-hours: Oct 30, 2025, 7:52 PM EDT
Aon plc Ratios and Metrics
Market cap in millions USD. Fiscal year is January - December.
 Millions USD. Fiscal year is Jan - Dec.
Updated Jul 25, 2025. Source: S&P Global Market Intelligence. Standard template. Financial Sources.