Aon (AON) FCF Margin (2009 - 2026)

Aon's (AON) quarterly FCF Margin came in at 7.21% in Q1 2026, up 543.0% year-on-year from 1.12% in Q1 2025, and down 76.56% quarter-over-quarter from 30.77% in Q4 2025.

Aon (AON) FCF Margin (2009 - 2026) Analysis & Trends

Aon's FCF Margin history runs 18 years deep, the most recent figure standing at 7.21% for Q1 2026.

  • On a quarterly basis, FCF Margin rose 543.0% year-over-year to 7.21% in Q1 2026; TTM through Mar 2026 was 20.0%, a 386.0% increase from a year earlier, with the FY2025 full-year figure at 18.73%, up 79.0% from the prior year.
  • FCF Margin retreated to 7.21% in Q1 2026 per AON's latest filing, from 30.77% in the prior quarter.
  • Across five years, FCF Margin topped out at 36.65% in Q3 2022 and bottomed at 1.78% in Q1 2025.
  • The 5-year median for FCF Margin is 20.89% (2022), against an average of 20.88%.
  • Across the five-year window, FCF Margin jumped 4131 bps in 2022 and sank 830 bps in 2024, its largest moves.
  • Year by year, FCF Margin stood at 31.05% in 2022, then climbed by 16 bps to 35.91% in 2023, then fell by 23 bps to 27.61% in 2024, then gained by 11 bps to 30.77% in 2025, then slumped by 77 bps to 7.21% in 2026.
  • Per Business Quant, the three latest AON FCF Margin figures stand at 7.21% (Q1 2026), 30.77% (Q4 2025), and 27.0% (Q3 2025).

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) FCF Margin (Qtr)
1 XChange TEC.INC 120,003.58 Bn 120,003.57 Bn - -
2 Marsh & Mclennan Companies 88.59 Bn 76.38 Bn 6.04 Bn 20.14%
3 Aon 79.05 Bn 77.63 Bn - 7.21%
4 Arthur J. Gallagher 65.51 Bn 64.10 Bn - 19.36%
5 Willis Towers Watson 28.80 Bn 26.95 Bn 1.98 Bn -2.75%
6 Brown & Brown 23.48 Bn 22.48 Bn 1.61 Bn 12.68%
7 Neptune Insurance Holdings 4.20 Bn 4.19 Bn 26.44 Mn 41.26%
8 Accelerant Holdings 3.29 Bn 1.75 Bn 48.00 Mn -21.65%
9 Corvel 3.12 Bn 2.78 Bn 54.92 Mn 19.58%
10 Baldwin Insurance 2.53 Bn 2.39 Bn - -555.33%

Historic Data

Download Data
DateValue
Mar 31, 2026 7.21%
Dec 31, 2025 30.77%
Sep 30, 2025 27.00%
Jun 30, 2025 17.62%
Mar 31, 2025 1.78%
Dec 31, 2024 27.61%
Sep 30, 2024 25.56%
Jun 30, 2024 12.23%
Mar 31, 2024 6.41%
Dec 31, 2023 35.91%
Sep 30, 2023 33.36%
Jun 30, 2023 19.48%
Mar 31, 2023 9.48%
Dec 31, 2022 31.05%
Sep 30, 2022 36.65%
Jun 30, 2022 20.89%
Mar 31, 2022 11.99%
Dec 31, 2021 29.09%
Sep 30, 2021 -4.66%
Jun 30, 2021 25.74%