Growth Metrics

Aon (AON) EBITDA (2016 - 2025)

Aon has reported EBITDA over the past 17 years, most recently at $1.3 billion for Q4 2025.

  • Quarterly results put EBITDA at $1.3 billion for Q4 2025, up 10.37% from a year ago — trailing twelve months through Dec 2025 was $4.5 billion (up 12.79% YoY), and the annual figure for FY2025 was $4.5 billion, up 12.79%.
  • EBITDA for Q4 2025 was $1.3 billion at Aon, up from $863.0 million in the prior quarter.
  • Over the last five years, EBITDA for AON hit a ceiling of $1.5 billion in Q1 2023 and a floor of -$745.0 million in Q3 2021.
  • Median EBITDA over the past 5 years was $893.5 million (2023), compared with a mean of $929.6 million.
  • Biggest five-year swings in EBITDA: crashed 254.24% in 2021 and later skyrocketed 184.16% in 2022.
  • Aon's EBITDA stood at $1.0 billion in 2021, then increased by 3.25% to $1.0 billion in 2022, then fell by 21.09% to $827.0 million in 2023, then skyrocketed by 37.61% to $1.1 billion in 2024, then grew by 10.37% to $1.3 billion in 2025.
  • The last three reported values for EBITDA were $1.3 billion (Q4 2025), $863.0 million (Q3 2025), and $906.0 million (Q2 2025) per Business Quant data.