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AON
Aon plcStock · FinancialsS&P 500 0.1%
$361.67+$5.89 (+1.66%)as of market close, Jul 24, 2026
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AON weekly returns

Aon plc has averaged 0.29% per week, positive in 54% of weeks. Week-by-week returns for Aon plc (AON) below, through July 24, 2026 — the table lists the most recent weeks; the bar chart plots the last 2 years.

Average week
+0.3%
2185 weeks
Best week
+27.2%
Aug 16, 2002
Worst week
-31.6%
Aug 9, 2002
Positive weeks
54%
of all weeks

Aon plc weekly returns#

Aon plc total return by week
Week endingTotal return
Jul 24, 2026
-1.5%
Jul 17, 2026
+2.9%
Jul 10, 2026
-0.1%
Jul 2, 2026
+8.8%
Jun 26, 2026
+3.4%
Jun 18, 2026
-5.2%
Jun 12, 2026
+2.1%
Jun 5, 2026
+3.9%
May 29, 2026
-2.7%
May 22, 2026
+2.4%
May 15, 2026
+1.4%
May 8, 2026
+0.4%

Weekly total return (since Aug 2, 2024)

-5%+0%+5%
20252026

Methodology#

Weekly returns are total returns (dividends reinvested), computed from AON's split- and dividend-adjusted weekly (ISO week) closes. The table shows the most recent 260 weeks and the bar chart the most recent 104. See the year-by-year returns for the annual view. Past performance does not predict future returns; not investment advice.

See also: S&P 500 · Nasdaq-100 · Dow Jones · Russell 2000 · US Bond Market · Gold · Silver · Bitcoin · Ethereum

FAQ

What is Aon plc's average weekly return?
Aon plc (AON) has averaged about 0.29% per week, positive in roughly 54% of weeks. The best week was Aug 16, 2002 (+27.2%) and the worst was Aug 9, 2002 (-31.6%).