FirmAtlas

Company handbook · AON · Prepared by FirmAtlas · firmatlas.app · printed 2026-10-17

AON · CIK 315293 · LATEST FILING: 10-Q JUN '26 · FILED JUL 29, 2026

Aon plc

$292.55 +5.75 (+2.00%)

Close, Oct 16, 2026 · 52-week $266–382

↗ aon.com

Last fiscal year

Aon plc reported revenue of $17.2B for the year ended Dec 31, 2025 (FY25), up 9.4% from FY24. Net income was $3.7B. Source: 10-K filed Feb 13, 2026.

Market cap

$63.5B

P/E

16.2

P/B

6.6

Div yield

0.56%

Op. ROE

47.8%

Revenue 1Y

9.4%/yr

EPS 1Y

36.3%/yr

Shares 1Y

+2%

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Daily closes, split-adjusted · ratios at each fiscal year end

Company

CEOGregory C. Case

HQDublin, Ireland

AuditorErnst & Young LLP

Employees60,000

Year endsDecember

Revenue by segment · FY25

Risk Capital66%

Human Capital34%

Compounded growth & averages

10Y

TTM

Share price

10.2%

−1.1%

−3.7%

−14.7%

Upgrade to see 10 years

Share price: yearly compound rate of the traded close; the last column is the past year.

Where the earnings went · FY24–FY25

$6.3B net income

Dividends $1.2B 18.8%

Buybacks $2.0B 31.5%

Retained $3.2B 49.7%

Sources 10-K FY25 10-Q Jun '26 All filings on EDGAR

Latest filings

Sep 22, 2026 Material agreement 8-K Sep 17, 2026 Other announcement 8-K Sep 11, 2026 Other announcement 8-K Aug 31, 2026 Material agreement 8-K Aug 17, 2026 Executive or director change 8-K

Growth engines

How much of the profit growth came from new investment, and how much from running the business better.

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Financials

Last 2 years · Upgrade to see 10 years · USD millions · each year opens its 10-K · change vs previous year

Last 4 quarters · USD millions · quarter-end month shown · change vs same quarter a year earlier

TTM = the last four quarters, to Jun '26. Balance-sheet rows show that latest quarter. “—” where the quarters do not add up to the annual figures. No TTM for cash: our quarterly rows do not hold short-term investments yet, and annual cash includes them.

Income

FY24 FY25

TTM

Total revenue

15,698

17,181+9.4%

17,577

YoY

+9.4%

Pre-tax income

3,462

4,759+37.5%

—

Net income

2,654

3,695+39.2%

3,914

YoY

+39.2%

EPS (diluted, $)

12.49

17.02+36.3%

18.12

YoY

+36.3%

Balance sheet

FY24 FY25

TTM

Total assets

48,965

50,784+3.7%

53,347

Cash & short-term investments

1,304

2,798+114.6%

—

Other assets

47,661

47,986+0.7%

—

Total liabilities

42,844

41,432−3.3%

43,749

Other liabilities

42,844

41,432−3.3%

—

Shareholders’ equity

6,121

9,352+52.8%

9,598

Shares outstanding (M)

212

217+2.2%

—

Total liabilities = total assets − shareholders’ equity, so it includes minority interest where a company has one.

Cash flow statement · as filed

FY24 FY25

TTM

Cash from operations

3,035

3,481+14.7%

3,531

Net income

2,720

3,750+37.9%

—

Depreciation & amortization

183

188+2.7%

—

Stock-based compensation

474

432−8.9%

—

Working capital & other

(342)

(889)n/m

—

Cash from investing

(2,833)

286n/m

—

Capex

(218)

(263)n/m

—

Acquisitions

(3,506)

(394)n/m

—

Other investing

891

943+5.8%

—

Cash from financing

796

(4,205)−628.3%

—

Debt raised

7,926

0−100.0%

—

Debt repaid

(4,928)

(1,850)n/m

—

Dividends

(562)

(629)n/m

—

Buybacks

(1,000)

(1,000)n/m

—

Shares issued

70−11.4%

—

Other financing

(719)

(796)n/m

—

Net change in cash

611

240−60.7%

—

Free cash flow (OCF − capex)

2,817

3,218+14.2%

3,248

Where the earnings went

FY24 FY25

TTM

Net income

2,654

3,695+39.2%

3,914

Returned to shareholders

1,562

1,629+4.3%

—

% of net income

58.9%

44.1%

Dividends

562

629+11.9%

—

Buybacks

1,000

1,000+0.0%

—

Retained

1,092

2,066+89.2%

—

Operating cash flow

3,035

3,481+14.7%

3,531

Buyback yield

1.3%

1.3%−0.0 pp

—

Returns & ratios

FY24 FY25

TTM

Operating ROE

43.4%

47.8%+4.4 pp

—

ROA

5.4%

7.3%+1.9 pp

—

Income

Sep '25

Dec '25

Mar '26

Jun '26

Revenue

3,997

4,300

5,034

4,246

vs year-ago quarter

Operating income

816

1,208

1,715

915

Net income

458

1,693

1,212

551

vs year-ago quarter

Net margin

11.5%

39.4%

24.1%

13.0%

EPS (diluted, $)

2.11

7.80

5.63

2.58

vs year-ago quarter

Balance sheet

Sep '25

Dec '25

Mar '26

Jun '26

Total assets

51,637

50,784

51,429

53,347

Cash & equivalents

1,095

2,798

1,178

1,062

Total debt

15,055

15,249

13,542

12,947

Shareholders’ equity

7,939

9,352

9,834

9,598

Cash flow

Sep '25

Dec '25

Mar '26

Jun '26

Operating cash flow

1,148

1,397

430

556

Capex

Free cash flow

1,079

1,323

363

483

vs year-ago quarter