STOCKS
AON
Aon plc
How often this market makes each size of move, graded against its own history · to 31 August 2026
Daily moves
| Reading | Times | Share | |
|---|---|---|---|
| Max | 3 | 1.2% | |
| Very High | 3 | 1.2% | |
| High | 3 | 1.2% | |
| Moderate | 7 | 2.7% | |
| Low | 80 | 30.8% | |
| Very Low | 164 | 63.1% |
A Very High or Max day shows up about 3 times a year for AON — 6 times in the history we hold. The most recent was 31 Aug 2026, when it fell 9.5%.
Biggest moves on record
| When | Move | Reading |
|---|---|---|
| 31 Aug 2026 | −9.5% | Max |
| 9 Feb 2026 | −9.3% | Max |
| 13 Apr 2026 | +4.1% | Low |
| 2 Jul 2026 | +4.0% | Low |
| 26 Jun 2026 | +4.0% | Low |