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Asset Utilization RatioAssets AverageDebt RatioDebt to EquityEBIT MarginEBITDA MarginEBT MarginEnterprise ValueEquity AverageEquity RatioFCF MarginFCF Payout RatioInterest Coverage RatioInvested CapitalNet MarginOperating MarginReturn on AssetsReturn on Capital EmployedReturn on EquityReturn on Invested CapitalReturn on SalesTimes Interest Earned

Aon (AON) Operating Margin (2016 - 2025)

Historic Operating Margin for Aon (AON) over the last 17 years, with Q4 2025 value amounting to 28.09%.

  • Aon's Operating Margin rose 17800.0% to 28.09% in Q4 2025 from the same period last year, while for Dec 2025 it was 25.28%, marking a year-over-year increase of 8500.0%. This contributed to the annual value of 25.28% for FY2025, which is 8500.0% up from last year.
  • Per Aon's latest filing, its Operating Margin stood at 28.09% for Q4 2025, which was up 17800.0% from 20.42% recorded in Q3 2025.
  • In the past 5 years, Aon's Operating Margin ranged from a high of 38.05% in Q1 2023 and a low of 29.64% during Q3 2021
  • Moreover, its 5-year median value for Operating Margin was 24.89% (2022), whereas its average is 24.16%.
  • Per our database at Business Quant, Aon's Operating Margin tumbled by -481400bps in 2021 and then soared by 515300bps in 2022.
  • Aon's Operating Margin (Quarter) stood at 31.62% in 2021, then grew by 2bps to 32.33% in 2022, then fell by -29bps to 23.08% in 2023, then increased by 14bps to 26.31% in 2024, then grew by 7bps to 28.09% in 2025.
  • Its last three reported values are 28.09% in Q4 2025, 20.42% for Q3 2025, and 20.67% during Q2 2025.