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Aon plc AON Debt-to-equity

Debt-to-equity at other companies

Brown & Brown logo
Brown & BrownBRO
0.7×-0.2×
Arthur J. Gallagher logo
Arthur J. GallagherAJG
0.6×0.0×
Willis Towers Watson logo
Willis Towers WatsonWTW
0.9×+0.1×
Ares Management Corporation logo
Ares Management CorporationARES
0.2×0.0×
American International Group logo
American International GroupAIG
0.2×0.0×
W.R. Berkley logo
W.R. BerkleyWRB
0.0×

Other financials

Income statement

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Revenue$5.0B+6.5%
Operating income$1.7B+17.4%
Net income$1.2B+25.6%
EPS (diluted)$5.63+27.1%

Balance sheet

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Cash & equivalents$1.2B+22.2%
Total debt$15.3B-16.5%
Total equity$9.8B+40.4%
Total assets$51.4B+2.2%

Cash flow

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Operating cash flow$430.0M+207%
CapEx$67.0M+19.6%
Free cash flow$363.0M+332%

Valuation

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Market cap$69.77B-19.8%
Enterprise value$83.89B-19.6%
P/E17.7×-16.4×
P/S-1.3×

Profitability

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Operating margin26.3%+2.9pp
Net margin22.5%+7.0pp

Returns & leverage

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Return on equity46.8%
Current ratio1.1×0.0×

Where this comes from

Calculated from Aon plc’s reported figures.

Based on the most recent quarter.

The official record: Aon plc’s 10-Q, filed May 1, 2026, on SEC EDGAR. View the filing →

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Questions, answered.

What is Aon plc's debt-to-equity?
Aon plc (AON) reported debt-to-equity of 1.6× in Q1 2026.
How has Aon plc's debt-to-equity changed year-over-year?
Aon plc's debt-to-equity decreased by 40.5% year-over-year, from 2.6× to 1.6×.
What does debt-to-equity mean?
How much debt the company carries for every dollar of shareholder equity.
How do you interpret debt-to-equity?
Lower is generally safer, but moderate leverage can boost returns. Read in the context of cash-flow stability — a utility tolerates more debt than a cyclical. Negative equity makes the ratio meaningless and it is suppressed there.
How does debt-to-equity compare across companies?
Comparable within an industry; capital structures differ sharply across sectors. Not meaningful for banks.