Form 8.3 - Aon plc

FORM 8.3

IRISH TAKEOVER PANEL

DISCLOSURE UNDER RULE 8.3 OF THE IRISH TAKEOVER PANEL ACT, 1997, TAKEOVER RULES, 2013

DEALINGS BY PERSONS WITH INTERESTS IN RELEVANT SECURITIES REPRESENTING 1% OR MORE

1. KEY INFORMATION

Name of person dealing (Note 1)	State Street Global Advisors & Affiliates
Company dealt in	Aon plc
Class of relevant security to which the dealings being disclosed relate (Note 2)	US$0.01 ordinary shares
Date of dealing	27th May 2021

2. INTERESTS AND SHORT POSITIONS

(a) Interests and short positions (following dealing) in the class of relevant security dealt in (Note 3)

	Long		Short
	Number	(%)	Number	(%)
(1) Relevant securities	9,396,110	4.16494%
(2) Derivatives (other than options)	N/A
(3) Options and agreements to purchase/sell	N/A
Total	9,396,110	4.16494%

(b) Interests and short positions in relevant securities of the company, other than the class dealt in (Note 3)

Class of relevant security:	Long		Short
	Number	(%)	Number	(%)
(1) Relevant securities	N/A
(2) Derivatives (other than options)	N/A
(3) Options and agreements to purchase/sell	N/A
Total	N/A

3. DEALINGS (Note 4)

(a) Purchases and sales

Purchase/sale	Number of relevant securities	Price per unit (Note 5)
Purchase	700	253.88
Purchase	100	253.88
Purchase	238	253.65
Purchase	70	253.88
Purchase	82	253.88
Purchase	100	253.88
Purchase	400	253.88
Purchase	300	253.88
Purchase	300	253.88
Purchase	400	253.88
Purchase	600	253.88
Purchase	2,500	253.88
Purchase	900	253.88
Purchase	300	253.88
Purchase	300	253.65
Purchase	800	253.65
Purchase	2,400	253.88
Purchase	3,400	253.88
Purchase	4,900	254.00
Purchase	1,400	253.65
Purchase	900	253.88
Purchase	100	253.88
Purchase	500	253.88
Purchase	10,640	253.88
Purchase	266	253.88
Purchase	3,737	253.88
Purchase	5,151	253.88
Purchase	1,818	253.88
Purchase	64	253.88
Purchase	692	253.65
Purchase	100	253.88
Purchase	100	253.88
Purchase	20	253.88
Purchase	200	253.88
Purchase	400	254.01
Purchase	45	253.88
Sale	1,100	253.88
Sale	900	253.88
Sale	4,900	253.88
Sale	1,100	253.88
Sale	100	253.88
Sale	700	253.88
Sale	900	253.88
Sale	1,300	253.88
Sale	90	253.88
Sale	600	253.88
Sale	100	253.88
Sale	300	253.88
Sale	200	253.88
Sale	3,400	253.88
Sale	500	253.88
Sale	300	253.88
Sale	300	253.88
Sale	143	253.88
Sale	101	253.88
Sale	1,956	253.88
Sale	2,608	253.88
Sale	100	253.88
Sale	1,708	253.88
Sale	100	253.88
Sale	800	253.95
Sale	100	253.88

(b) Derivatives transactions (other than options transactions)

Product name, e.g. CFD	Nature of transaction (Note 6)	Number of relevant securities (Note 7)	Price per unit (Note 5)
N/A

(c) Options transactions in respect of existing relevant securities

(i) Writing, selling, purchasing or varying

Product name, e.g. call option	Writing, selling, purchasing varying etc.	Number of securities to which the option relates (Note 7)	Exercise price	Type, e.g. American, European etc.	Expiry date	Option money paid/received per unit (Note 5)
N/A

(ii) Exercising

Product name, e.g. call option	Number of securities	Exercise price per unit (Note 5)
N/A

(d) Other dealings (including transactions in respect of new securities) (Note 4)

Nature of transaction (Note 8)	Details	Price per unit (if applicable) (Note 5)
N/A

4. OTHER INFORMATION

Agreements, arrangements or understandings relating to options or derivatives

Full details of any agreement, arrangement or understanding between the person disclosing and any other person relating to the voting rights of any relevant securities under any option referred to on this form or relating to the voting rights or future acquisition or disposal of any relevant securities to which any derivative referred to on this form is referenced. If none, this should be stated.

N/A

Is a Supplemental Form 8 attached? (Note 9)	NO
Date of disclosure	28th May 2021
Contact name	Colin Fernandes
Telephone number	020 33956221
If a connected EFM, name of offeree/offeror with which connected	N/A
If a connected EFM, state nature of connection (Note 10)	N/A