FORM 8.3 – AON PLC

FORM 8.3 – AON PLC

BARCLAYS PLC

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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	26 August 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
		360,281	0.16%	1,718,682	0.74%
(2)	Derivatives (other than options):
		528,090	0.23%	28,055	0.01%
(3)	Options and agreements to
	purchase/sell:	107,299	0.05%	106,599	0.05%
	TOTAL:
		995,670	0.43%	1,853,336	0.80%

(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

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1. DEALINGS (Note 4)

(a) Purchases and sales

Purchase/sale	Number of relevant securities	Price per unit
Purchase	23	196.5000 USD
Purchase	26	196.7300 USD
Purchase	26	196.6500 USD
Purchase	32	196.6200 USD
Purchase	36	195.7061 USD
Purchase	37	196.4800 USD
Purchase	61	195.1998 USD
Purchase	76	196.7002 USD
Purchase	81	196.0892 USD
Purchase	100	196.4600 USD
Purchase	100	195.4900 USD
Purchase	101	196.6749 USD
Purchase	102	196.7749 USD
Purchase	104	196.6925 USD
Purchase	110	196.7818 USD
Purchase	132	196.1275 USD
Purchase	142	196.0250 USD
Purchase	190	196.2431 USD
Purchase	200	196.9375 USD
Purchase	300	196.3700 USD
Purchase	320	195.8778 USD
Purchase	383	195.4400 USD
Purchase	619	192.3700 USD
Purchase	700	196.3928 USD
Purchase	746	193.7830 USD
Purchase	900	194.6011 USD
Purchase	1,642	196.3929 USD
Purchase	1,931	196.1936 USD
Purchase	2,714	194.1643 USD
Purchase	2,950	195.4345 USD
Purchase	2,972	194.9786 USD
Purchase	4,516	194.4068 USD
Purchase	4,833	196.1023 USD
Purchase	5,822	195.9642 USD
Purchase	6,340	195.9683 USD
Purchase	7,156	195.3150 USD
Purchase	7,356	195.6077 USD
Purchase	7,651	195.9147 USD
Purchase	8,110	195.5934 USD
Purchase	9,061	195.9146 USD
Purchase	9,172	196.2218 USD
Purchase	9,223	195.9544 USD
Purchase	9,243	195.8893 USD
Purchase	9,427	195.8816 USD
Purchase	14,128	196.1559 USD
Purchase	17,427	195.8041 USD
Purchase	19,501	195.3958 USD
Purchase	27,179	195.9858 USD
Purchase	46,089	195.6809 USD
Sale	2	195.5550 USD
Sale	9	196.3755 USD
Sale	12	195.8825 USD
Sale	32	196.6200 USD
Sale	36	195.7061 USD
Sale	43	196.3655 USD
Sale	51	195.6700 USD
Sale	78	195.9300 USD
Sale	100	195.6000 USD
Sale	100	192.1200 USD
Sale	100	196.5400 USD
Sale	100	195.7400 USD
Sale	102	197.1472 USD
Sale	105	192.8435 USD
Sale	165	195.9866 USD
Sale	198	195.2555 USD
Sale	200	196.4350 USD
Sale	205	195.6546 USD
Sale	206	196.4979 USD
Sale	229	196.0743 USD
Sale	233	194.6312 USD
Sale	244	196.7534 USD
Sale	276	194.5271 USD
Sale	297	195.5474 USD
Sale	298	195.5010 USD
Sale	300	196.2433 USD
Sale	300	196.1533 USD
Sale	300	196.2116 USD
Sale	363	195.4651 USD
Sale	378	191.9800 USD
Sale	407	195.6351 USD
Sale	418	195.4373 USD
Sale	438	195.5098 USD
Sale	482	196.1436 USD
Sale	500	194.8680 USD
Sale	502	195.9419 USD
Sale	504	196.5256 USD
Sale	506	195.3167 USD
Sale	519	192.3700 USD
Sale	524	196.7116 USD
Sale	600	196.5866 USD
Sale	735	195.6449 USD
Sale	800	196.2462 USD
Sale	900	196.2955 USD
Sale	906	196.4931 USD
Sale	938	196.2841 USD
Sale	1,008	196.2350 USD
Sale	1,100	196.2172 USD
Sale	1,100	195.7727 USD
Sale	1,235	192.8591 USD
Sale	1,429	195.4400 USD
Sale	1,608	196.3227 USD
Sale	1,642	196.3929 USD
Sale	2,000	195.5196 USD
Sale	2,161	195.4267 USD
Sale	2,200	196.5459 USD
Sale	2,395	195.6417 USD
Sale	3,309	195.6322 USD
Sale	3,543	194.8771 USD
Sale	4,000	195.6272 USD
Sale	4,124	194.9449 USD
Sale	5,573	196.0440 USD
Sale	7,132	196.0878 USD
Sale	9,581	195.9261 USD
Sale	14,976	196.0796 USD
Sale	21,221	195.1634 USD
Sale	134,811	195.8166 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)

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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:	27 Aug 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

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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	700	195.0000	American	Sep 18, 2020
Put Options	Purchased	-106,599	214.5780	European	Oct 20, 2020
Put Options	Written	106,599	214.5780	European	Oct 20, 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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