If you'd invested in Aon plc (AON): performance and returns
Looking for Aon plc's share price history and how much the stock has returned? Here's its year-by-year performance and what $1,000 invested at different dates would be worth today.
💰 Calculator: how much would Aon plc have returned?
This calculator shows how much Aon plc stock would have returned based on the amount invested and the starting year. Pick a sum and a year and you'll instantly see what it would be worth today and the total gain. Real prices, excluding dividends.
If I'd invested $1,000 in Aon plc
| Investment | Worth today | Gain |
|---|---|---|
| 1 years ago | $811 | -19% |
| 3 years ago | $1,091 | +9% |
| 5 years ago | $1,457 | +46% |
| 10 years ago | $3,481 | +248% |
| since inception (1984) | $50,884 | +4988% |
Return by year (Aon plc)
| Year | Return | $1,000 invested at year start |
|---|---|---|
| 2026 (YTD) | -1% | $989 (-1%) |
| 2025 | -18% | $811 (-19%) |
| 2024 | +29% | $1,050 (+5%) |
| 2023 | +4% | $1,091 (+9%) |
| 2022 | +4% | $1,135 (+14%) |
| 2021 | +28% | $1,457 (+46%) |
| 2020 | +9% | $1,595 (+59%) |
| 2019 | +21% | $1,934 (+93%) |
| 2018 | +22% | $2,364 (+136%) |
| 2017 | +21% | $2,868 (+187%) |
| 2016 | +21% | $3,481 (+248%) |
Frequently asked questions
How much does AON return?
$1,000 invested in Aon plc 10 years ago would be worth $3,481 today, i.e. +13%/yr on average (price, excluding dividends).
What was AON's best/worst year?
Best year: 2024 (+29%). Worst year: 2025 (-18%). Year-by-year detail is above.
How much would $1,000 invested in AON since inception be worth?
Since 1984, $1,000 would have become $50,884 (+4988%). Past performance is not a guarantee.
Do Aon plc's returns include dividends?
No — these returns are price-only. If Aon plc pays a dividend, its total return would be somewhat higher — see its dividend page.
What is Aon plc's average annual return (ROI)?
Aon plc's return on investment is about +13%/yr over 10 years (price, excluding dividends), versus the S&P 500's ~10%/yr over the long run.