Grafton Group PlcLSE: GFTU

Completion of Share Buyback Programme

Grafton Group plc

Completion of Share Buyback Programme

9 July 2025

Grafton Group plc ("the Company"), the international building materials distributor and DIY retailer, is pleased to announce that it has completed its share buyback programme that commenced on 6 March 2025.

Between 6 March 2025 and 8 July 2025, 3.29 million ordinary shares in the Company were repurchased on the London Stock Exchange for cancellation at an average price of £9.1078 per share and a total cost of £30 million. This represented 1.67 per cent of the issued share capital of the Company when the programme commenced.

For further information please contact:

Investors

Media

Grafton Group plc

+353 1 216 0600

Murray

pwalsh@murraygroup.ie

Eric Born

Chief Executive Officer

Pat Walsh

+353 1 498 0300/+353 87 226 9345

David Arnold

Chief Financial Officer

Burson

Buchanan

Helen Tarbet

Simon Compton

Toto Berger

GraftonGroup@buchanancomms.co.uk

+44 (0) 7872 604 453

+44 (0) 7979 497 324

+44 (0) 7880 680 403