Aon (AON) Shares Outstanding (2009 - 2026)

Aon's Shares Outstanding (Entity) history runs 18 years deep, the most recent figure standing at $213.6 million for Q1 2026.

• On a quarterly basis, Shares Outstanding (Entity) fell 1.16% year-over-year to $213.6 million in Q1 2026; TTM through Mar 2026 was $213.6 million, a 1.16% decrease from a year earlier, with the FY2025 full-year figure at $214.5 million, down 0.69% from the prior year.
• Shares Outstanding (Entity) was little changed at $213.6 million in Q1 2026 per AON's latest filing, from $214.5 million in the prior quarter.
• Across five years, Shares Outstanding (Entity) topped out at $217.2 million in Q2 2024 and bottomed at $198.6 million in Q4 2023.
• The 5-year median for Shares Outstanding (Entity) is $212.9 million (2022), against an average of $209.9 million.
• Across the five-year window, Shares Outstanding (Entity) fell 6.23% in 2022 and rose 8.81% in 2025, its largest moves.
• Year by year, Shares Outstanding (Entity) stood at $205.4 million in 2022, then decreased by 3.31% to $198.6 million in 2023, then grew by 8.76% to $216.0 million in 2024, then dropped by 0.69% to $214.5 million in 2025, then dropped by 0.42% to $213.6 million in 2026.
• Per Business Quant, the three latest AON Shares Outstanding (Entity) figures stand at $213.6 million (Q1 2026), $214.5 million (Q4 2025), and $215.2 million (Q3 2025).