AON PLC

Ticker: AON CUSIP: G0403H108 Class: SHS CL A

BANK OF MONTREAL /CAN/'s Holding History (CIK: 0000927971)

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

Q4 2025

Shares 315,972 Value ($000) $111,500 Avg Close $349.16 Range $324.28 - $370.31

Q3 2025

Shares 406,652 Value ($000) $145,004 Avg Close $361.49 Range $345.06 - $380.20

Q2 2025

Shares 323,682 Value ($000) $115,477 Avg Close $361.30 Range $322.37 - $399.35

Q1 2025

Shares 370,191 Value ($000) $147,739 Avg Close $381.59 Range $343.99 - $411.24

Q4 2024

Shares 363,483 Value ($000) $130,549 Avg Close $365.26 Range $339.24 - $392.96

Q3 2024

Shares 559,993 Value ($000) $194,693 Avg Close $324.38 Range $288.84 - $350.77

Q2 2024

Shares 444,474 Value ($000) $132,582 Avg Close $292.51 Range $264.78 - $328.92

Q1 2024

Shares 324,848 Value ($000) $108,957 Avg Close $306.03 Range $281.78 - $331.94

Q4 2023

Shares 324,634 Value ($000) $94,511 Avg Close $315.32 Range $280.78 - $332.21

Q3 2023

Shares 238,088 Value ($000) $80,050 Avg Close $325.28 Range $307.94 - $339.08

Q2 2023

Shares 231,471 Value ($000) $80,017 Avg Close $318.69 Range $301.32 - $341.07

Q1 2023

Shares 236,155 Value ($000) $74,479 Avg Close $303.19 Range $275.29 - $321.21

Q4 2022

Shares 234,869 Value ($000) $70,771 Avg Close $285.70 Range $260.07 - $307.82

Q3 2022

Shares 210,907 Value ($000) $57,225 Avg Close $275.86 Range $255.74 - $296.14

Q2 2022

Shares 222,086 Value ($000) $60,417 Avg Close $279.95 Range $239.95 - $332.69

Q1 2022

Shares 261,745 Value ($000) $85,436 Avg Close $282.81 Range $252.06 - $322.12

Q4 2021

Shares 321,787 Value ($000) $96,890 Avg Close $290.95 Range $274.90 - $316.79

Q3 2021

Shares 374,835 Value ($000) $109,429 Avg Close $260.29 Range $215.96 - $293.10

Q2 2021

Shares 405,745 Value ($000) $98,698 Avg Close $236.31 Range $221.03 - $252.51

Q1 2021

Shares 298,244 Value ($000) $70,088 Avg Close $212.41 Range $193.30 - $227.75

Q4 2020

Shares 326,954 Value ($000) $66,088 Avg Close $196.52 Range $172.95 - $208.05

Q3 2020

Shares 278,119 Value ($000) $57,196 Avg Close $191.78 Range $180.89 - $203.83

Q2 2020

Shares 227,434 Value ($000) $44,226 Avg Close $178.56 Range $144.47 - $196.01

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	315,972	$111,500	$349.16	$324.28 - $370.31
Q3 2025	406,652	$145,004	$361.49	$345.06 - $380.20
Q2 2025	323,682	$115,477	$361.30	$322.37 - $399.35
Q1 2025	370,191	$147,739	$381.59	$343.99 - $411.24
Q4 2024	363,483	$130,549	$365.26	$339.24 - $392.96
Q3 2024	559,993	$194,693	$324.38	$288.84 - $350.77
Q2 2024	444,474	$132,582	$292.51	$264.78 - $328.92
Q1 2024	324,848	$108,957	$306.03	$281.78 - $331.94
Q4 2023	324,634	$94,511	$315.32	$280.78 - $332.21
Q3 2023	238,088	$80,050	$325.28	$307.94 - $339.08
Q2 2023	231,471	$80,017	$318.69	$301.32 - $341.07
Q1 2023	236,155	$74,479	$303.19	$275.29 - $321.21
Q4 2022	234,869	$70,771	$285.70	$260.07 - $307.82
Q3 2022	210,907	$57,225	$275.86	$255.74 - $296.14
Q2 2022	222,086	$60,417	$279.95	$239.95 - $332.69
Q1 2022	261,745	$85,436	$282.81	$252.06 - $322.12
Q4 2021	321,787	$96,890	$290.95	$274.90 - $316.79
Q3 2021	374,835	$109,429	$260.29	$215.96 - $293.10
Q2 2021	405,745	$98,698	$236.31	$221.03 - $252.51
Q1 2021	298,244	$70,088	$212.41	$193.30 - $227.75
Q4 2020	326,954	$66,088	$196.52	$172.95 - $208.05
Q3 2020	278,119	$57,196	$191.78	$180.89 - $203.83
Q2 2020	227,434	$44,226	$178.56	$144.47 - $196.01