how has aon performed during catastrophic weather events

Aon (AON) has returned -20.8% since January 1, 2026.

DATEOPENHIGHLOWCLOSEVOLUME
September 24 2026
$281.60
$283.03
$275.38
$276.09
2,713,070
September 23 2026
$284.67
$286.80
$281.18
$281.60
1,794,591
September 22 2026
$291.06
$293.55
$282.70
$286.10
2,544,371
September 21 2026
$297.01
$297.87
$290.70
$290.82
1,936,185
September 18 2026
$294.25
$297.73
$293.00
$295.64
3,186,100
September 17 2026
$299.54
$302.12
$295.78
$296.05
3,273,100
September 16 2026
$303.40
$304.06
$298.48
$300.57
3,194,600
September 15 2026
$311.60
$311.98
$304.59
$304.67
1,799,000
September 14 2026
$308.08
$312.39
$305.92
$311.54
2,879,200
September 11 2026
$310.85
$311.89
$302.44
$302.69
2,238,000
September 10 2026
$304.97
$310.04
$304.20
$307.77
2,449,200
September 09 2026
$313.45
$315.67
$303.59
$304.69
2,266,700
September 08 2026
$316.78
$321.57
$314.95
$315.79
1,926,500
September 04 2026
$328.18
$328.84
$321.49
$323.09
1,467,900
September 03 2026
$332.00
$336.45
$325.68
$327.00
1,465,100
September 02 2026
$327.70
$331.60
$324.79
$330.88
2,189,300
September 01 2026
$321.42
$328.52
$312.92
$326.30
2,423,200
August 31 2026
$340.00
$343.26
$320.21
$321.52
2,433,000
August 28 2026
$350.96
$358.71
$349.76
$355.40
669,100
August 27 2026
$350.51
$352.88
$348.03
$349.56
688,200
August 26 2026
$354.63
$356.46
$353.19
$353.98
594,200
August 25 2026
$357.00
$360.30
$354.14
$354.83
616,300
August 24 2026
$358.52
$361.73
$356.50
$359.10
627,200
August 21 2026
$352.39
$356.86
$350.57
$355.11
747,000
August 20 2026
$348.90
$356.12
$346.32
$351.93
733,300