AON PLC

Ticker: AON CUSIP: G0403H108 Class: SHS CL A

M.D. Sass, Inc.'s Holding History (CIK: 0000922940)

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

Q4 2025

Shares 108,531 Value ($000) $38,298 Avg Close $349.16 Range $324.28 - $370.31

Q3 2025

Shares 107,298 Value ($000) $38,260 Avg Close $361.49 Range $345.06 - $380.20

Q2 2025

Shares 111,005 Value ($000) $39,602 Avg Close $361.30 Range $322.37 - $399.35

Q1 2025

Shares 140,434 Value ($000) $56,046 Avg Close $381.59 Range $343.99 - $411.24

Q4 2024

Shares 171,341 Value ($000) $61,539 Avg Close $365.26 Range $339.24 - $392.96

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	108,531	$38,298	$349.16	$324.28 - $370.31
Q3 2025	107,298	$38,260	$361.49	$345.06 - $380.20
Q2 2025	111,005	$39,602	$361.30	$322.37 - $399.35
Q1 2025	140,434	$56,046	$381.59	$343.99 - $411.24
Q4 2024	171,341	$61,539	$365.26	$339.24 - $392.96