AON PLC

Ticker: AON CUSIP: G0403H108 Class: SHS CL A

LOGAN CAPITAL MANAGEMENT INC's Holding History (CIK: 0001121330)

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

Q4 2025

Shares 4,078 Value ($000) $1,439 Avg Close $349.16 Range $324.28 - $370.31

Q3 2025

Shares 4,078 Value ($000) $1,454 Avg Close $361.49 Range $345.06 - $380.20

Q2 2025

Shares 1,445 Value ($000) $516 Avg Close $361.30 Range $322.37 - $399.35

Q1 2025

Shares 3,984 Value ($000) $1,590 Avg Close $381.59 Range $343.99 - $411.24

Q4 2024

Shares 4,306 Value ($000) $1,547 Avg Close $365.26 Range $339.24 - $392.96

Q3 2024

Shares 5,303 Value ($000) $1,835 Avg Close $324.38 Range $288.84 - $350.77

Q2 2024

Shares 5,303 Value ($000) $1,557 Avg Close $292.51 Range $264.78 - $328.92

Q1 2024

Shares 5,281 Value ($000) $1,762 Avg Close $306.03 Range $281.78 - $331.94

Q4 2023

Shares 5,257 Value ($000) $1,530 Avg Close $315.32 Range $280.78 - $332.21

Q3 2023

Shares 4,948 Value ($000) $1,604 Avg Close $325.28 Range $307.94 - $339.08

Q2 2023

Shares 4,981 Value ($000) $1,719 Avg Close $318.69 Range $301.32 - $341.07

Q1 2023

Shares 4,959 Value ($000) $1,564 Avg Close $303.19 Range $275.29 - $321.21

Q4 2022

Shares 4,959 Value ($000) $1,488 Avg Close $285.70 Range $260.07 - $307.82

Q3 2022

Shares 4,763 Value ($000) $1,276 Avg Close $275.86 Range $255.74 - $296.14

Q2 2022

Shares 4,763 Value ($000) $1,284 Avg Close $279.95 Range $239.95 - $332.69

Q1 2022

Shares 3,633 Value ($000) $1,183 Avg Close $282.81 Range $252.06 - $322.12

Q4 2021

Shares 3,751 Value ($000) $1,127 Avg Close $290.95 Range $274.90 - $316.79

Q3 2021

Shares 3,751 Value ($000) $1,072 Avg Close $260.29 Range $215.96 - $293.10

Q2 2021

Shares 3,751 Value ($000) $896 Avg Close $236.31 Range $221.03 - $252.51

Q1 2021

Shares 3,751 Value ($000) $863 Avg Close $212.41 Range $193.30 - $227.75

Q4 2020

Shares 3,751 Value ($000) $792 Avg Close $196.52 Range $172.95 - $208.05

Q3 2020

Shares 3,665 Value ($000) $756 Avg Close $191.78 Range $180.89 - $203.83

Q2 2020

Shares 3,665 Value ($000) $706 Avg Close $178.56 Range $144.47 - $196.01

Q1 2020

Shares 3,665 Value ($000) $605 Avg Close $195.70 Range $137.67 - $227.83

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	4,078	$1,439	$349.16	$324.28 - $370.31
Q3 2025	4,078	$1,454	$361.49	$345.06 - $380.20
Q2 2025	1,445	$516	$361.30	$322.37 - $399.35
Q1 2025	3,984	$1,590	$381.59	$343.99 - $411.24
Q4 2024	4,306	$1,547	$365.26	$339.24 - $392.96
Q3 2024	5,303	$1,835	$324.38	$288.84 - $350.77
Q2 2024	5,303	$1,557	$292.51	$264.78 - $328.92
Q1 2024	5,281	$1,762	$306.03	$281.78 - $331.94
Q4 2023	5,257	$1,530	$315.32	$280.78 - $332.21
Q3 2023	4,948	$1,604	$325.28	$307.94 - $339.08
Q2 2023	4,981	$1,719	$318.69	$301.32 - $341.07
Q1 2023	4,959	$1,564	$303.19	$275.29 - $321.21
Q4 2022	4,959	$1,488	$285.70	$260.07 - $307.82
Q3 2022	4,763	$1,276	$275.86	$255.74 - $296.14
Q2 2022	4,763	$1,284	$279.95	$239.95 - $332.69
Q1 2022	3,633	$1,183	$282.81	$252.06 - $322.12
Q4 2021	3,751	$1,127	$290.95	$274.90 - $316.79
Q3 2021	3,751	$1,072	$260.29	$215.96 - $293.10
Q2 2021	3,751	$896	$236.31	$221.03 - $252.51
Q1 2021	3,751	$863	$212.41	$193.30 - $227.75
Q4 2020	3,751	$792	$196.52	$172.95 - $208.05
Q3 2020	3,665	$756	$191.78	$180.89 - $203.83
Q2 2020	3,665	$706	$178.56	$144.47 - $196.01
Q1 2020	3,665	$605	$195.70	$137.67 - $227.83