Company / Shares Outstanding
Aon plc Shares Outstanding History
FY2016-FY2025 · Annual data · Source: SEC filings
At a glance
Latest annual filing availableLatest Shares Outstanding
205.0M
FY2025
5-year range
205.0M / 240.6M
FY2021-FY2025
Trend
-3.8%
vs FY2024
Sector context
#95 of 385
Financials
What the data says
Aon plc's shares outstanding of 205000000.00 is higher than 75% of companies in the Financials sector (FY2025). Shares Outstanding has declined for 9 consecutive years, from 299600000.00 in FY2016 to 205000000.00 in FY2025.
Based on SEC 10-K filings.
205000000.00 in FY2025 with a 5-year CAGR of -3.7%. Top quartile in the Financials sector.
Improved from 226100000.00 to 205000000.00 over the past 2 years.
Financials sector context is included.
Shares Outstanding over time
Growth rates
- 3-Year CAGR
- -4.2%
- 5-Year CAGR
- -3.7%
- 10-Year CAGR
- -
Sector benchmark
-3.8% below sector average
Key checks
Key Insights
- Aon plc's shares outstanding has declined for 9 consecutive years.
- In FY2025, shares outstanding decreased 3.8% year-over-year.
- Ranks #95 out of 385 companies in the Financials sector.
- Peak shares outstanding was recorded in FY2016.
Company context
Key Data Points
- Altman Z-Score 0.73 (distress zone, below 1.8 threshold)
- Strong return on equity: 34.5%
Data sourced from SEC EDGAR filings. Not investment advice.
Annual data
| Year | Shares OutstandingValue | YoY GrowthYoY |
|---|---|---|
| FY2025 | 205.0M | -3.8% |
| FY2024 | 213.2M | -5.7% |
| FY2023 | 226.1M | -3.0% |
| FY2022 | 233.1M | -3.1% |
| FY2021 | 240.6M | -2.6% |
| FY2020 | 247.0M | -5.3% |
| FY2019 | 260.7M | -3.6% |
| FY2018 | 270.3M | -4.8% |
| FY2017 | 283.8M | -5.3% |
| FY2016 | 299.6M | +1.0% |
As of FY2025 · SEC 10-K · Updated Mar 1, 2026