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Aon (AON) Shares Outstanding (Weighted Average) (2016 - 2025)

Aon has reported Shares Outstanding (Weighted Average) over the past 17 years, most recently at $215.9 million for Q4 2025.

  • Quarterly results put Shares Outstanding (Weighted Average) at $215.9 million for Q4 2025, up 2.13% from a year ago — trailing twelve months through Dec 2025 was $215.9 million (up 2.13% YoY), and the annual figure for FY2025 was $215.9 million, up 2.13%.
  • Shares Outstanding (Weighted Average) for Q4 2025 was $215.9 million at Aon, roughly flat from $215.7 million in the prior quarter.
  • Over the last five years, Shares Outstanding (Weighted Average) for AON hit a ceiling of $227.1 million in Q1 2021 and a floor of $199.1 million in Q1 2024.
  • Median Shares Outstanding (Weighted Average) over the past 5 years was $213.8 million (2022), compared with a mean of $213.7 million.
  • Biggest five-year swings in Shares Outstanding (Weighted Average): fell 5.79% in 2022 and later rose 8.69% in 2025.
  • Aon's Shares Outstanding (Weighted Average) stood at $224.7 million in 2021, then fell by 5.79% to $211.7 million in 2022, then dropped by 3.87% to $203.5 million in 2023, then grew by 3.88% to $211.4 million in 2024, then rose by 2.13% to $215.9 million in 2025.
  • The last three reported values for Shares Outstanding (Weighted Average) were $215.9 million (Q4 2025), $215.7 million (Q3 2025), and $216.3 million (Q2 2025) per Business Quant data.