Aon plcAONNYSE
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Interest Expense Over TimeStrong
Percentile Rank100
3Y CAGR+26.1%
5Y CAGR+19.5%
Year-over-Year Change

Interest expense on outstanding debt

3Y CAGR
+26.1%/yr
vs +9.9%/yr prior
5Y CAGR
+19.5%/yr
Recent acceleration
Acceleration
+16.2pp
Accelerating
Percentile
P100
Near historical high
vs 5Y Ago
2.4x
Strong expansion
Streak
4 yr
Consecutive growthStrong
PeriodValueYoY Change
2025$815.00M+3.4%
2024$788.00M+62.8%
2023$484.00M+19.2%
2022$406.00M+26.1%
2021$322.00M-3.6%
2020$334.00M+8.8%
2019$307.00M+10.4%
2018$278.00M-1.4%
2017$282.00M0.0%
2016$282.00M-