Aon (AON) Interest Expenses (2009 - 2026)

Aon's Interest Expenses history runs 18 years deep, the most recent figure standing at $2.6 billion for Q1 2026.

• On a quarterly basis, Interest Expenses fell 18.94% year-over-year to $2.6 billion in Q1 2026; TTM through Mar 2026 was $2.6 billion, a 18.94% decrease from a year earlier, with the FY2025 full-year figure at $2.9 billion, up 8.51% from the prior year.
• Interest Expenses climbed to $2.6 billion in Q1 2026 per AON's latest filing, from $2.3 billion in the prior quarter.
• Across five years, Interest Expenses topped out at $3.2 billion in Q1 2025 and bottomed at -$1.8 billion in Q4 2024.
• The 5-year median for Interest Expenses is $564.0 million (2024), against an average of $885.3 million.
• Across the five-year window, Interest Expenses soared 860.47% in 2022 and tumbled 216.82% in 2024, its largest moves.
• Year by year, Interest Expenses stood at $1.2 billion in 2022, then gained by 25.26% to $1.6 billion in 2023, then tumbled by 216.82% to -$1.8 billion in 2024, then soared by 224.54% to $2.3 billion in 2025, then climbed by 13.15% to $2.6 billion in 2026.
• Per Business Quant, the three latest AON Interest Expenses figures stand at $2.6 billion (Q1 2026), $2.3 billion (Q4 2025), and $2.8 billion (Q3 2025).