Grafton Group

Major Shareholding Notification • Jan 14, 2021

Standard Form TR-1

Standard form for notification of major holdings

NOTIFICATION OF MAJOR HOLDINGS (to be sent to the relevant issuer and to the Central Bank of Ireland) i

1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attachedii:

GRAFTON GROUP PLC

2. Reason for the notification (please tick the appropriate box or boxes):

[X ] An acquisition or disposal of voting rights

[ ] An acquisition or disposal of financial instruments

[ ] An event changing the breakdown of voting rights

[ ] Other (please specify)iii:

3. Details of person subject to the notification obligationiv :

Name:

City and country of registered office (if applicable):

Aviva plc & its subsidiaries

London, England

4. Full name of shareholder(s) (if different from 3.)v :

5. Date on which the threshold was crossed or reachedvi:

11 January 2021

6. Date on which issuer notified:

12 January 2021

7. Threshold(s) that is/are crossed or reached:

3% (Box 9a & 9b)

8. Total positions of person(s) subject to the notification obligation:

	% of voting rights attached to shares (total of 9.A)	% of voting rights through financial instruments (total of 9.B.1 + 9.B.2)	Total of both in % (9.A + 9.B)	Total number of voting rights of issuervii
Resulting situation on the date on which threshold was crossed or reached	2.88%	0.16%	3.04%	239,035,567
Position of previous notification (if applicable)	N/A	N/A	N/A

9. Notified details of the resulting situation on the date on which the threshold was crossed or reachedviii: A: Voting rights attached to shares Class/type of shares ISIN code (if possible) Number of voting rightsix % of voting rights Direct Indirect Direct Indirect IE00B00MZ448 3,204,698 3,686,059 1.34% 1.54% SUBTOTAL A 6,890,757 2.88%

Type of financial instrument	Expiration datex	Exercise/ Conversion Periodxi	B 1: Financial Instruments according to Regulation 17(1)(a) of the Regulations Number of voting rights that may be acquired if the instrument is exercised/converted.	% of voting rights
RIGHT TO RECALL LOANED SHARES	N/A	N/A	390,000	0.16%
		SUBTOTAL B.1	390,000	0.16%

B 2: Financial Instruments with similar economic effect according to Regulation 17(1)(b) of the Regulations

Type of financial instrument	Expiration datex	Exercise/ Conversion Period xi	Physical or cash settlementxii	Number of voting rights	% of voting rights
			SUBTOTAL B.2

10. Information in relation to the person subject to the notification obligation (please tick the applicable box):

[ ] Person subject to the notification obligation is not controlled by any natural person or legal entity and does not control any other undertaking(s) holding directly or indirectly an interest in the (underlying) issuer.xiii

[x ] Full chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held starting with the ultimate controlling natural person or legal entityxiv:

Namexv	% of voting rights if it equals or is higher than the notifiable threshold	% of voting rights through financial instruments if it equals or is higher than the notifiable threshold	Total of both if it equals or is higher than the notifiable threshold
Aviva plc (Parent Company)			3.04%
Aviva Group Holdings Limited (wholly owned subsidiary of Aviva plc)			3.04%
Aviva Investors Holdings Limited (wholly owned subsidiary of Aviva Group Holdings Limited)			3.04%
Aviva Investors Global Services Limited (wholly owned subsidiary of Aviva Investors Holdings Limited)			3.04%

12. Additional informationxvi:

This notification is prompted by a <3% to 3% change at Subsidiary Company Holding Interest Level (Box 10)

Done at Norwich, England on 12 January 2021