National Storage Mechanism | Additional information

Transaction in own shares

The Reckitt Benckiser Group plc announcement released on 22 August 2025 at 07.00 under RNS No 3377W has been amended.

Amendments are identified with an asterisk (*).

The full amended text is shown below.

Reckitt Benckiser Group plc ( the " Company ") announces today it has purchased the following number of its ordinary shares of 10 pence each (" shares ") from RBC Europe Limited ( "RBC" ) in accordance with the authority granted by shareholders at the Company's Annual General Meeting on 8 May 2025 (the " Purchase "). The Purchase was effected pursuant to instructions issued by the Company on 25 July 2025, as announced on 28 July 2025.

Ordinary Shares

Date of purchase:	21 August 2025
Aggregate number of ordinary shares purchased:	45,373*
Highest price paid per share (pence):	5,624.00
Lowest price paid per share (pence):	5,586.00
Volume weighted average price paid per share (pence):	5,609.09*

The Company intends to cancel the purchased shares. Following the cancellation of the purchased shares, the Company will hold 57,277,027 of its ordinary shares in treasury and have 677,792,057* ordinary shares in issue (excluding treasury shares).

Therefore, the total number of voting rights in the Company will be 677,792,057* and this figure may be used by shareholders as the denominator when determining whether 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.

In accordance with Article 5(1)(b) of the Market Abuse Regulation (EU) No 596/2014 as it applies in the UK, a full breakdown of the individual trades made by the Broker on behalf of the Company is detailed below:

http://www.rns-pdf.londonstockexchange.com/rns/7285W_1-2025-8-26.pdf

This announcement does not constitute, or form part of, an offer or any solicitation of an offer for securities in any jurisdiction.

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