AON PLC

Ticker: AON CUSIP: G0403H108 Class: SHS CL A

Sustainable Growth Advisers, LP's Holding History (CIK: 0001290668)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 1,221,467 Value ($000) $431,031 Avg Close $349.16 Range $324.28 - $370.31

Q3 2025

Shares 1,317,364 Value ($000) $469,746 Avg Close $361.49 Range $345.06 - $380.20

Q2 2025

Shares 1,847,140 Value ($000) $658,986 Avg Close $361.30 Range $322.37 - $399.35

Q1 2025

Shares 1,592,962 Value ($000) $635,735 Avg Close $381.59 Range $343.99 - $411.24

Q4 2024

Shares 2,263,783 Value ($000) $813,060 Avg Close $365.26 Range $339.24 - $392.96

Q3 2024

Shares 2,826,468 Value ($000) $977,930 Avg Close $324.38 Range $288.84 - $350.77

Q2 2024

Shares 2,759,875 Value ($000) $810,244 Avg Close $292.51 Range $264.78 - $328.92

Q1 2024

Shares 2,805,199 Value ($000) $936,151 Avg Close $306.03 Range $281.78 - $331.94

Q4 2023

Shares 2,678,026 Value ($000) $779,359 Avg Close $315.32 Range $280.78 - $332.21

Q3 2023

Shares 2,465,882 Value ($000) $799,488 Avg Close $325.28 Range $307.94 - $339.08

Q2 2023

Shares 2,547,402 Value ($000) $879,363 Avg Close $318.69 Range $301.32 - $341.07

Q1 2023

Shares 1,796,387 Value ($000) $566,383 Avg Close $303.19 Range $275.29 - $321.21

Q4 2022

Shares 1,267,093 Value ($000) $380,305 Avg Close $285.70 Range $260.07 - $307.82

Q3 2022

Shares 30,097 Value ($000) $8,062 Avg Close $275.86 Range $255.74 - $296.14

Q2 2022

Shares 30,097 Value ($000) $8,116 Avg Close $279.95 Range $239.95 - $332.69

Q1 2022

Shares 30,435 Value ($000) $9,910 Avg Close $282.81 Range $252.06 - $322.12

Q4 2021

Shares 34,481 Value ($000) $10,363 Avg Close $290.95 Range $274.90 - $316.79

Q3 2021

Shares 37,886 Value ($000) $10,827 Avg Close $260.29 Range $215.96 - $293.10

Q2 2021

Shares 42,445 Value ($000) $10,134 Avg Close $236.31 Range $221.03 - $252.51

Q1 2021

Shares 47,717 Value ($000) $10,980 Avg Close $212.41 Range $193.30 - $227.75

Q4 2020

Shares 50,200 Value ($000) $10,606 Avg Close $196.52 Range $172.95 - $208.05

Q3 2020

Shares 47,402 Value ($000) $9,779 Avg Close $191.78 Range $180.89 - $203.83

Q2 2020

Shares 45,117 Value ($000) $8,690 Avg Close $178.56 Range $144.47 - $196.01

Q1 2020

Shares 41,414 Value ($000) $6,835 Avg Close $195.70 Range $137.67 - $227.83

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,221,467	$431,031	$349.16	$324.28 - $370.31
Q3 2025	1,317,364	$469,746	$361.49	$345.06 - $380.20
Q2 2025	1,847,140	$658,986	$361.30	$322.37 - $399.35
Q1 2025	1,592,962	$635,735	$381.59	$343.99 - $411.24
Q4 2024	2,263,783	$813,060	$365.26	$339.24 - $392.96
Q3 2024	2,826,468	$977,930	$324.38	$288.84 - $350.77
Q2 2024	2,759,875	$810,244	$292.51	$264.78 - $328.92
Q1 2024	2,805,199	$936,151	$306.03	$281.78 - $331.94
Q4 2023	2,678,026	$779,359	$315.32	$280.78 - $332.21
Q3 2023	2,465,882	$799,488	$325.28	$307.94 - $339.08
Q2 2023	2,547,402	$879,363	$318.69	$301.32 - $341.07
Q1 2023	1,796,387	$566,383	$303.19	$275.29 - $321.21
Q4 2022	1,267,093	$380,305	$285.70	$260.07 - $307.82
Q3 2022	30,097	$8,062	$275.86	$255.74 - $296.14
Q2 2022	30,097	$8,116	$279.95	$239.95 - $332.69
Q1 2022	30,435	$9,910	$282.81	$252.06 - $322.12
Q4 2021	34,481	$10,363	$290.95	$274.90 - $316.79
Q3 2021	37,886	$10,827	$260.29	$215.96 - $293.10
Q2 2021	42,445	$10,134	$236.31	$221.03 - $252.51
Q1 2021	47,717	$10,980	$212.41	$193.30 - $227.75
Q4 2020	50,200	$10,606	$196.52	$172.95 - $208.05
Q3 2020	47,402	$9,779	$191.78	$180.89 - $203.83
Q2 2020	45,117	$8,690	$178.56	$144.47 - $196.01
Q1 2020	41,414	$6,835	$195.70	$137.67 - $227.83