Aon (AON) Shares Outstanding (2009 - 2026)

Aon has reported Shares Outstanding for 18 years, with the latest figure at $213.6 million in Q1 2026.

• For the quarter ending Q1 2026, Shares Outstanding fell 1.16% year-over-year to $213.6 million; the trailing twelve-month figure through Mar 2026 stood at $213.6 million (down 1.16% YoY), and the FY2025 full-year result was $214.5 million, down 0.69% from the prior year.
• Shares Outstanding for Q1 2026 stood at $213.6 million, roughly flat from $214.5 million in the prior quarter.
• The five-year high for Shares Outstanding was $217.2 million in Q2 2024, with the low at $198.6 million in Q4 2023.
• Average Shares Outstanding over 5 years is $209.9 million, with a median of $212.9 million recorded in 2022.
• Year-over-year, Shares Outstanding fell 6.23% in 2022 and rose 8.81% in 2025.
• Tracing AON's Shares Outstanding over 5 years: stood at $205.4 million in 2022, then slipped by 3.31% to $198.6 million in 2023, then increased by 8.76% to $216.0 million in 2024, then declined by 0.69% to $214.5 million in 2025, then declined by 0.42% to $213.6 million in 2026.
• The last three Shares Outstanding figures came in at $213.6 million (Q1 2026), $214.5 million (Q4 2025), and $215.2 million (Q3 2025), per Business Quant data.

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