Growth Metrics

Aon (AON) Return on Invested Capital (2016 - 2025)

Aon (AON) has 17 years of Return on Invested Capital data on record, last reported at 0.35% in Q4 2025.

  • For Q4 2025, Return on Invested Capital rose 14.0% year-over-year to 0.35%; the TTM value through Dec 2025 reached 0.35%, up 14.0%, while the annual FY2025 figure was 0.21%, 5.0% down from the prior year.
  • Return on Invested Capital reached 0.35% in Q4 2025 per AON's latest filing, roughly flat from 0.35% in the prior quarter.
  • Across five years, Return on Invested Capital topped out at 5.9% in Q1 2024 and bottomed at 0.19% in Q1 2025.
  • Average Return on Invested Capital over 5 years is 1.37%, with a median of 0.55% recorded in 2021.
  • Peak YoY movement for Return on Invested Capital: soared 534bps in 2024, then plummeted -571bps in 2025.
  • A 5-year view of Return on Invested Capital shows it stood at 0.22% in 2021, then surged by 172bps to 0.59% in 2022, then surged by 742bps to 4.99% in 2023, then plummeted by -96bps to 0.2% in 2024, then soared by 71bps to 0.35% in 2025.
  • Per Business Quant database, its latest 3 readings for Return on Invested Capital were 0.35% in Q4 2025, 0.35% in Q3 2025, and 0.36% in Q2 2025.