Christa Davies - Feb 9, 2024 Form 4 Insider Report for Aon plc (AON)

Role: Chief Financial Officer
Signature: /s/ Colby Alexis - Colby Alexis pursuant to a power of attorney from Christa Davies
Stock symbol: AON
Transactions as of: Feb 9, 2024
Transactions value $: -$6,545,621
Form type: 4
Date filed: 2/13/2024, 06:38 PM
Previous filing: Jul 28, 2023
Next filing: Feb 20, 2024

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	AON	Class A Ordinary Stock	Options Exercise		+1.02K	+0.57%		181K	Feb 9, 2024	Direct	F1
transaction	AON	Class A Ordinary Stock	Tax liability	-$125K	-401	-0.22%	$312.56	180K	Feb 9, 2024	Direct	F2
transaction	AON	Class A Ordinary Stock	Sale	-$2.1M	-6.75K	-3.75%	$310.75	173K	Feb 12, 2024	Direct	F3
transaction	AON	Class A Ordinary Stock	Sale	-$4M	-12.8K	-7.4%	$311.66	161K	Feb 12, 2024	Direct	F4
transaction	AON	Class A Ordinary Stock	Sale	-$323K	-1.03K	-0.64%	$312.39	160K	Feb 12, 2024	Direct	F5

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	AON	Restricted Share Unit (Right to Receive)	Options Exercise	$0	-1.02K	-100%	$0.00^*	0	Feb 9, 2024	Class A Ordinary Shares	1.02K		Direct	F6, F7

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Class A Ordinary Shares acquired upon the vesting of a restricted share unit award.
F2	Class A Ordinary Shares withheld by the issuer for payment of taxes in connection with the vesting of the award.
F3	The price reported is a weighted average price. Shares were sold in a series of transactions within the same trading day at prices ranging from $310.17 to $311.15, inclusive. Full information regarding the number of shares sold at each separate price is available upon request by the Commission staff, the issuer, or a security holder of the issuer.
F4	The price reported is a weighted average price. Shares were sold in a series of transactions within the same trading day at prices ranging from $311.18 to $312.04, inclusive. Full information regarding the number of shares sold at each separate price is available upon request by the Commission staff, the issuer, or a security holder of the issuer.
F5	The price reported is a weighted average price. Shares were sold in a series of transactions within the same trading day at prices ranging from $312.21 to $312.53, inclusive. Full information regarding the number of shares sold at each separate price is available upon request by the Commission staff, the issuer, or a security holder of the issuer.
F6	The restricted share unit award converts to Class A Ordinary Shares on a 1-for-1 basis. In accordance with Irish law, the reporting person agreed to pay the issuer the nominal value of $0.01 per share issued to the reporting person.
F7	A restricted share unit award was granted on February 11, 2021 and vests in accordance with the terms of the Aon plc 2011 Incentive Compensation Plan, as amended and restated: 33 1/3% of the award vests on each of the first through third anniversary of the date of grant.