Aon plc — Director's Dealing 2015

Mar 6, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Aon plc (AON)
CIK: 0000315293
Period of Report: 2015-03-04

Reporting Person: Case Gregory C (Director, President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-03-04	Class A Ordinary Shares	M	50000	$22.860	Acquired	1288574	Direct
2015-03-04	Class A Ordinary Shares	S	29116	$99.283	Disposed	1259458	Direct
2015-03-05	Class A Ordinary Shares	M	50000	$22.860	Acquired	1309458	Direct
2015-03-05	Class A Ordinary Shares	S	29082	$99.996	Disposed	1280376	Direct
2015-03-06	Class A Ordinary Shares	M	50000	$22.860	Acquired	1330376	Direct
2015-03-06	Class A Ordinary Shares	S	22253	$99.09	Disposed	1308123	Direct
2015-03-06	Class A Ordinary Shares	S	6500	$100.37	Disposed	1301623	Direct
2015-03-06	Class A Ordinary Shares	S	300	$100.77	Disposed	1301323	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-03-04	Employee Stock Option (Right to Buy)	$22.860	M	50000	Disposed	2015-04-04	Class A Ordinary Shares (50000)	Direct
2015-03-05	Employee Stock Option (Right to Buy)	$22.860	M	50000	Disposed	2015-04-04	Class A Ordinary Shares (50000)	Direct
2015-03-06	Employee Stock Option (Right to Buy)	$22.860	M	50000	Disposed	2015-04-04	Class A Ordinary Shares (50000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Ordinary Shares	176000	Indirect

Footnotes

F1: The Transactions reported were effected pursuant to a trading plan meeting the requirements of SEC Rule 10b5-1. The reporting person entered into the trading plan in August 2014 for the sole purpose of exercising options otherwise scheduled to expire in March and April 2015 with the sale of shares intended to be limited to only those necessary to cover exercise price and applicable taxes.

F2: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $99.22 to $99.40, inclusive. The reporting person undertakes to provide to Aon plc, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $99.71 to $100.15, inclusive. The reporting person undertakes to provide to Aon plc, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F4: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $98.65 to $99.64, inclusive. The reporting person undertakes to provide to Aon plc, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F5: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $99.65 to $100.64, inclusive. The reporting person undertakes to provide to Aon plc, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F6: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $100.65 to $100.83, inclusive. The reporting person undertakes to provide to Aon plc, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F7: Vesting occurred in accordance with the terms of Aon Stock Incentive Plan as follows: one-third of the options vested on each of the second through fourth anniversaries of the date of grant.

F8: Stock option granted pursuant to Aon Stock Incentive Plan.