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Aon (AON) Operating Expenses (2016 - 2025)

Historic Operating Expenses for Aon (AON) over the last 17 years, with Q4 2025 value amounting to $3.1 billion.

  • Aon's Operating Expenses rose 117.8% to $3.1 billion in Q4 2025 from the same period last year, while for Dec 2025 it was $12.8 billion, marking a year-over-year increase of 821.04%. This contributed to the annual value of $12.8 billion for FY2025, which is 821.04% up from last year.
  • According to the latest figures from Q4 2025, Aon's Operating Expenses is $3.1 billion, which was up 117.8% from $3.2 billion recorded in Q3 2025.
  • Aon's 5-year Operating Expenses high stood at $3.5 billion for Q3 2021, and its period low was $2.1 billion during Q4 2021.
  • Moreover, its 5-year median value for Operating Expenses was $2.5 billion (2023), whereas its average is $2.7 billion.
  • Per our database at Business Quant, Aon's Operating Expenses soared by 8019.55% in 2021 and then plummeted by 3988.01% in 2022.
  • Aon's Operating Expenses (Quarter) stood at $2.1 billion in 2021, then increased by 0.57% to $2.1 billion in 2022, then increased by 22.57% to $2.6 billion in 2023, then rose by 17.72% to $3.1 billion in 2024, then grew by 1.18% to $3.1 billion in 2025.
  • Its Operating Expenses stands at $3.1 billion for Q4 2025, versus $3.2 billion for Q3 2025 and $3.3 billion for Q2 2025.