AON PLC

Ticker: AON CUSIP: G0403H108 Class: SHS CL A

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q3 2025

Shares 11,892 Value ($000) $4 Avg Close $361.49 Range $345.06 - $380.20

Q4 2022

Shares 2,936 Value ($000) $1 Avg Close $285.70 Range $260.07 - $307.82

Q3 2021

Shares 31,923 Value ($000) $7,619 Avg Close $260.29 Range $215.96 - $293.10

Q2 2021

Shares 31,923 Value ($000) $7,621 Avg Close $236.31 Range $221.03 - $252.51

Q1 2021

Shares 8,111 Value ($000) $0 Avg Close $212.41 Range $193.30 - $227.75

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	11,892	$4	$361.49	$345.06 - $380.20
Q4 2022	2,936	$1	$285.70	$260.07 - $307.82
Q3 2021	31,923	$7,619	$260.29	$215.96 - $293.10
Q2 2021	31,923	$7,621	$236.31	$221.03 - $252.51
Q1 2021	8,111	$0	$212.41	$193.30 - $227.75