Aon plc — Director's Dealing 2020

May 22, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Aon plc (AON)
CIK: 0000315293
Period of Report: 2020-05-20

Reporting Person: Zeidel Darren (General Counsel)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-05-20	Class A Ordinary Stock	M	190	—	Acquired	9061	Direct
2020-05-20	Class A Ordinary Stock	F	85	$195.27	Disposed	8976	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2020-05-20	Restrictive Share Unit (Right to Receive)	$	M	190	Disposed	2021-05-20	Class A Ordinary Shares (190)	Direct

Footnotes

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 the payment of withholding taxes in connection with the vesting of a restricted shares unit.

F3: 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 US$0.01 per share issued to the reporting person.

F4: A restricted share unit award was granted on May 20, 2016 and vests in accordance with the terms of the Aon plc 2011 Incentive Compensation Plan: 20% of the award vests on each of the first through fifth anniversary of the date of grant.