SEC FORM 3

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Zern John

(Last)

(First)

(Middle)

200 EAST RANDOLPH ST.

(Street)

CHICAGO

60601

(City)

(State)

(Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
05/01/2017

3. Issuer Name and Ticker or Trading Symbol
Aon plc [ AON ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	CEO, Global Health & Benefits

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Class A Ordinary Shares	44,588	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
Restricted Share Units (Right to Receive)	⁽¹⁾	05/21/2018	Class A Ordinary Shares	604	⁽²⁾	D
Restricted Share Unit (Right to Receive)	⁽³⁾	08/21/2019	Class A Ordinary Shares	3,450	⁽²⁾	D
Restricted Share Unit (Right to Receive)	⁽⁴⁾	02/19/2018	Class A Ordinary Shares	582	⁽²⁾	D
Restricted Share Unit (Right to Receive)	⁽⁵⁾	02/18/2019	Class A Ordinary Shares	1,481	⁽²⁾	D
Restricted Share Unit (Right to Receive)	⁽⁶⁾	02/16/2020	Class A Ordinary Shares	1,612	⁽²⁾	D

Explanation of Responses:

1. A restricted share unit award was granted on May 21, 2013 and vests in accordance with the terms of the Aon Stock Incentive Plan as follows: 20% of the award vests on each of the first through five anniversaries of the date of the grant.

2. The restricted share unit award converts to Class A Ordinary Shares on a 1-for-1 basis. In accordance with UK law, the reporting person agreed to pay the issuer the nominal value of US$0.01 per share issued to the reporting person.

3. A restricted share unit award was granted on August 21, 2014 and vests in accordance with the terms of the Aon Stock Incentive Plan as follows: 20% of the award vests on each of the first through five anniversaries of the date of the grant.

4. A restricted share unit award was granted on February 19, 2015 and vests in accordance with the terms of the Aon Stock Incentive Plan as follows: 33 1/3% of the award vests on each of the first through third anniversaries of the date of the grant.

5. A restricted share unit award was granted on February 18, 2016 and vests in accordance with the terms of the Aon Stock Incentive Plan as follows: 33 1/3% of the award vests on each of the first through third anniversaries of the date of the grant.

6. A restricted share unit award was granted on February 16, 2017 and vests in accordance with the terms of the Aon Stock Incentive Plan as follows: 33 1/3% of the award vests on each of the first through third anniversaries of the date of the grant.

	/s/Molly Johnson, pursuant to a a power of attorney from John Zern	05/11/2017
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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