FORM 8.3 - AON PLC

FORM 8.3 - AON PLC

BARCLAYS 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)	Barclays PLC.
	Company dealt in	AON PLC
	Class of relevant security to which the	ORD
	dealings being disclosed relate (Note 2)
	Date of dealing	10 February 2021

2. INTERESTS AND SHORT POSITIONS

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

Class of relevant security:		ORD
		Long		Short
		Number	(%)	Number	(%)
(1)	Relevant securities
		423,622	0.19%	2,313,988	1.01%
(2)	Derivatives (other than options):
		569,534	0.25%	30,257	0.01%
(3)	Options and agreements to
	purchase/sell:	23,000	0.01%	23,000	0.01%
(4)	TOTAL:
		1,016,156	0.44%	2,367,245	1.04%

(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
(2) Derivatives (other than options)
(3) Options and agreements to purchase/sell
Total

Ap20

1. DEALINGS (Note 4)

(a) Purchases and sales

Purchase/sale	Number of relevant securities	Price per unit
Purchase	2	226.7675 USD
Purchase	38	226.8921 USD
Purchase	68	227.3925 USD
Purchase	86	228.0000 USD
Purchase	100	228.0600 USD
Purchase	100	227.2800 USD
Purchase	100	226.3800 USD
Purchase	100	228.1050 USD
Purchase	145	229.8700 USD
Purchase	262	227.4712 USD
Purchase	300	227.4566 USD
Purchase	300	226.8200 USD
Purchase	306	226.5890 USD
Purchase	345	226.5243 USD
Purchase	400	226.4000 USD
Purchase	500	227.0379 USD
Purchase	600	226.5383 USD
Purchase	1,033	226.5347 USD
Purchase	1,100	226.5372 USD
Purchase	1,185	227.1751 USD
Purchase	1,300	228.0015 USD
Purchase	1,600	227.2750 USD
Purchase	1,964	227.3975 USD
Purchase	2,151	226.8096 USD
Purchase	2,786	227.9829 USD
Purchase	3,645	228.0058 USD
Purchase	3,700	227.9133 USD
Purchase	3,700	228.1274 USD
Purchase	3,704	227.7957 USD
Purchase	4,360	227.3456 USD
Purchase	4,508	227.7371 USD
Purchase	4,526	226.9726 USD
Purchase	4,571	227.9854 USD
Purchase	5,246	227.8833 USD
Purchase	5,801	227.9104 USD
Purchase	5,890	226.5500 USD
Purchase	6,224	227.8526 USD
Purchase	7,140	227.7591 USD
Purchase	7,304	227.8665 USD
Purchase	7,765	227.8695 USD
Purchase	9,186	227.0063 USD
Purchase	9,568	227.2166 USD
Purchase	19,559	226.7385 USD
Purchase	19,853	226.6054 USD
Purchase	23,820	227.9755 USD
Sale	2	226.7675 USD
Sale	38	226.8921 USD
Sale	100	226.4900 USD
Sale	100	227.8500 USD
Sale	100	227.1100 USD
Sale	100	227.5000 USD
Sale	100	227.8800 USD
Sale	145	229.8700 USD
Sale	200	228.3500 USD
Sale	200	226.4500 USD
Sale	312	227.2443 USD
Sale	346	227.7102 USD
Sale	440	226.8926 USD
Sale	671	228.2482 USD
Sale	763	226.5584 USD
Sale	860	227.3667 USD
Sale	1,051	226.5300 USD
Sale	1,184	226.5462 USD
Sale	1,977	228.1794 USD
Sale	2,805	226.5464 USD
Sale	2,871	227.2554 USD
Sale	3,052	228.1609 USD
Sale	4,400	228.2674 USD
Sale	5,594	227.4663 USD
Sale	5,793	226.5500 USD
Sale	7,565	227.9070 USD
Sale	15,663	227.9822 USD
Sale	24,078	226.9509 USD
Sale	40,000	226.7452 USD
Sale	59,271	227.7915 USD

(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)

(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)

(ii) Exercising

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

(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)

Ap21

2. 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.

None

Is a Supplemental Form 8 (Open Positions) attached?	YES
Date of disclosure:	11 Feb 2021
Contact name:	Large Holdings Regulatory Operations
Telephone number:	020 3134 7213
If a connected EFM, name of offeree/offeror with which connected
If a connected EFM, state nature of connection

SUPPLEMENTAL FORM 8

IRISH TAKEOVER PANEL

DISCLOSURE UNDER RULE 8.1 AND RULE 8.3 OF THE IRISH TAKEOVER PANEL ACT, 1997, TAKEOVER RULES, 2013

DETAILS OF OPEN POSITIONS

(This form should be attached to Form 8.1(a) & (b)(i), Form 8.1(b)(ii) or Form 8.3, as appropriate)

OPEN POSITIONS (Note 1)

Product name	Written or	Number of	Exercise	Type	Expiry
	purchased	relevant securities	price		date
		to which the option
		or derivative
		relates
Call Options	Purchased	23,000	220.0000	American	Jul 16, 2021
Put Options	Purchased	-23,000	200.0000	American	Jul 16, 2021

Notes

1. Where there are open option positions or open derivative positions (except for CFDs), full details should be given. Full details of any existing agreements to purchase or to sell must also be given on this form.

2. For all prices and other monetary amounts, the currency must be stated.

For full details of disclosure requirements, see Rule 8 of the Rules. If in doubt, consult the Panel.

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