Aon (AON) Accumulated Depreciation & Amortization (2009 - 2025)

Aon has reported Accumulated Depreciation & Amortization for 17 years, with the latest figure at $1.6 billion in Q4 2025.

• For the quarter ending Q4 2025, Accumulated Depreciation & Amortization rose 9.01% year-over-year to $1.6 billion; the trailing twelve-month figure through Dec 2025 stood at $1.6 billion (up 9.01% YoY), and the FY2025 full-year result was $1.6 billion, up 9.01% from the prior year.
• Accumulated Depreciation & Amortization for Q4 2025 stood at $1.6 billion, up from $1.5 billion in the prior quarter.
• The five-year high for Accumulated Depreciation & Amortization was $1.6 billion in Q4 2025, with the low at $1.3 billion in Q4 2021.
• Average Accumulated Depreciation & Amortization over 5 years is $1.5 billion, with a median of $1.5 billion recorded in 2023.
• Year-over-year, Accumulated Depreciation & Amortization advanced 0.73% in 2024 and rose 9.01% in 2025.
• Tracing AON's Accumulated Depreciation & Amortization over 5 years: stood at $1.3 billion in 2021, then grew by 5.54% to $1.4 billion in 2022, then advanced by 7.69% to $1.5 billion in 2023, then advanced by 0.73% to $1.5 billion in 2024, then gained by 9.01% to $1.6 billion in 2025.
• The last three Accumulated Depreciation & Amortization figures came in at $1.6 billion (Q4 2025), $1.5 billion (Q4 2024), and $1.5 billion (Q4 2023), per Business Quant data.

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