Transaction in Own Shares

HOWDEN JOINERY GROUP PLC

(the "Company")

TRANSACTION IN OWN SHARES

The Company announces that on 22 October 2025 it purchased through Barclays Bank PLC ("Barclays"), the following number of its ordinary shares of 10p each ("Shares") for cancellation at an average price of 834.59 pence per Share:

This announcement is made in accordance with the requirements of UKLR 9.6.6.

Transaction details

In accordance with Article 5(1)(b) of Regulation (EU) No.596/2014 as it applies in the UK (Market Abuse Regulation), a full breakdown of the individual trades made by Barclays on behalf of the Company as part of the buyback programme is attached at the end of this announcement.

VOTING RIGHTS AND CAPITAL CORRECTION

On 16 September 2025, the Company announced that it had transferred shares from treasury pursuant to an employees' share scheme. Due to a transposition error, the announcement stated that 354,243 shares had been transferred, whereas the number of shares actually transferred was 345,243.

Therefore, the Company confirms that at the date of this announcement, and following the repurchase of shares set out above, the Company's issued capital consists of 542,915,217 ordinary shares of 10 pence each of which 2,479,691 ordinary shares are held in Treasury. Therefore, the total number of shares with full voting rights in the Company at the date of this announcement is 540,435,526 and this figure may be used by shareholders as the denominator for the calculations by which they can determine if they are required to notify their interest in, or a change to their interest in, the Company under the FCA's Disclosure Guidance and Transparency Rules.

Enquiries should be directed to:

Forbes McNaughton

Company Secretary

020 7535 1110

Company Legal Entity Identifier: 213800KC1LJOJTY3JP45

http://www.rns-pdf.londonstockexchange.com/rns/4517E_1-2025-10-22.pdf