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	15 May 2020

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
		248,926	0.11%	854,760	0.37%
(2)	Derivatives (other than options):
		429,369	0.19%	29,700	0.01%
(3)	Options and agreements to
	purchase/sell:	2,600	0.00%	4,500	0.00%
	TOTAL:
		680,895	0.29%	888,960	0.38%

(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

1. DEALINGS (Note 4)

(a) Purchases and sales

Purchase/sale	Number of relevant securities	Price per unit
Purchase	11	191.2300 USD
Purchase	12	191.5095 USD
Purchase	50	192.2200 USD
Purchase	75	193.9300 USD
Purchase	100	191.7600 USD
Purchase	100	191.7900 USD
Purchase	100	191.6900 USD
Purchase	100	191.8000 USD
Purchase	168	191.8095 USD
Purchase	200	191.7000 USD
Purchase	300	191.7833 USD
Purchase	300	191.2966 USD
Purchase	302	191.4859 USD
Purchase	310	191.6974 USD
Purchase	331	191.7317 USD
Purchase	397	191.6892 USD
Purchase	400	191.6125 USD
Purchase	467	191.8270 USD
Purchase	507	191.8344 USD
Purchase	700	191.6571 USD
Purchase	800	191.6543 USD
Purchase	900	191.7572 USD
Purchase	910	191.5751 USD
Purchase	2,030	191.6686 USD
Purchase	2,874	191.7834 USD
Purchase	2,946	191.6941 USD
Purchase	3,280	191.1977 USD
Purchase	3,455	191.6830 USD
Purchase	4,029	191.4260 USD
Purchase	4,900	191.7809 USD
Purchase	5,766	191.5853 USD
Purchase	13,200	191.6528 USD
Purchase	15,985	191.6020 USD
Purchase	16,004	191.6397 USD
Purchase	16,238	191.6747 USD
Purchase	18,842	191.6079 USD
Purchase	34,678	191.7091 USD
Purchase	40,027	191.6700 USD
Sale	1	191.6450 USD
Sale	2	191.7000 USD
Sale	2	191.6000 USD
Sale	3	191.6766 USD
Sale	4	191.2100 USD
Sale	6	190.6900 USD
Sale	11	191.2300 USD
Sale	12	191.1800 USD
Sale	42	192.8400 USD
Sale	42	191.6500 USD
Sale	50	192.2200 USD
Sale	72	191.0100 USD
Sale	100	190.8145 USD
Sale	100	191.5400 USD
Sale	100	191.3200 USD
Sale	140	191.5628 USD
Sale	150	191.5080 USD
Sale	155	191.6974 USD
Sale	200	191.7900 USD
Sale	200	191.8325 USD
Sale	251	191.0929 USD
Sale	324	191.6179 USD
Sale	339	191.6052 USD
Sale	397	191.6892 USD
Sale	419	191.6668 USD
Sale	435	191.5336 USD
Sale	452	191.4797 USD
Sale	466	191.3581 USD
Sale	528	191.2314 USD
Sale	955	191.2079 USD
Sale	1,456	191.5315 USD
Sale	1,640	191.1977 USD
Sale	1,858	191.3474 USD
Sale	1,904	191.5538 USD
Sale	2,748	191.4830 USD
Sale	3,807	191.9348 USD
Sale	4,363	191.3679 USD
Sale	4,830	191.6977 USD
Sale	5,400	191.6612 USD
Sale	6,097	191.7298 USD
Sale	8,700	191.6583 USD
Sale	10,046	191.8437 USD
Sale	22,482	191.6139 USD
Sale	24,886	191.6730 USD
Sale	29,184	191.6700 USD
Sale	60,854	191.6627 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)

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:	18 May 2020
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	1,100	260.0000	American	Jul 17, 2020
Call Options	Purchased	1,500	240.0000	American	Jul 17, 2020
Call Options	Written	-4,500	220.0000	American	Jul 17, 2020

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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