AONAon plc

$315.76

What is the market doing?

What the tape says about AON

Aon plc is −14% over the past year while the S&P 500 is +20%: 34 points behind the market.

−14%

1-year return · S&P 500 +20%

vs 200-day average
−6.1%

vs 200-day average · below trend, but not far

RSI (14)
32

RSI (14) · neutral

Below its 52-week high
17%

Below its 52-week high

2024-08-14$302.99 – $406.53 · dashed line: 200-day average2026-09-08
Details
Last close2026-09-08
$315.76
1 monthS&P 500 −0.30%
−12%
1 yearS&P 500 +20%
−14%
5 yearsS&P 500 +85%
+22%
vs 50-day average$346.59
−8.9%
52-week high
$381.27
52-week low
$308.27
Annualised volatility
25%
Insider buying, net, 6 monthsForms 3/4/5 to 2026-06-30
−$141K
Calendar-year price return
YearReturn
2026 (year to date)−10%
2025−1.2%
2024+24%
2023−2.3%
2022+0.61%
2021+43%
2020+2.4%
2019+45%
2018+9.9%
2017+21%
Average return by calendar month, 2016–2026
MonthYearsPositiveAverage
Jan107 of 10+2.1%
Feb106 of 10+3.1%
Mar106 of 10−0.29%
Apr106 of 10−1.5%
May105 of 10+1.9%
Jun105 of 10+1.2%
Jul117 of 11+4.6%
Aug118 of 11+0.94%
Sep115 of 11+0.27%
Oct105 of 10+0.31%
Nov108 of 10+4.2%
Dec103 of 10−3.4%

End-of-day closes from IEX; the S&P 500 comparison uses SPY over the same window. Prices are a reference point, not a basis for trading decisions.