Publication of Supplementary Prospectus

Each of the following supplementary registration document and supplementary prospectus has been approved by the Financial Conduct Authority and is available for viewing:

Third Supplementary Registration Document dated 25 July 2025 to the NatWest Markets Plc Registration Document of 17 March 2025.

Fifth Supplementary Prospectus dated 25 July 2025 to the NatWest Markets Plc £20,000,000,000 Euro Medium Term Note Programme of 6 December 2024; and Third Supplementary Prospectus dated 25 July 2025 to the NatWest Markets Plc US$10,000,000,000 US Medium-Term Note Programme of 17 March 2025.

To view the full document, please paste the following URL into the address bar of your browser:

http://www.rns-pdf.londonstockexchange.com/rns/6771S_1-2025-7-25.pdf

http://www.rns-pdf.londonstockexchange.com/rns/6771S_2-2025-7-25.pdf

A copy of the above Supplementary Prospectus has been submitted to the National Storage Mechanism and will shortly be available for inspection at:

https://data.fca.org.uk/#/nsm/nationalstoragemechanism    

For further information, please contact:

Mark Anwender

NatWest Treasury DCM, Head of Documentation and Funding

Tel: +44 (0) 207 085 5143

DISCLAIMER - INTENDED ADDRESSEES

Please note that the information contained in the Supplementary Prospectus (and the Prospectus to which it relates) may be addressed to and/or targeted at persons who are residents of particular countries (specified in the Prospectus) only and is not intended for use and should not be relied upon by any person outside of these countries and/or to whom the offer contained in the Prospectus and the Supplementary Prospectus is not addressed. Prior to relying on the information contained in the Prospectus and the Supplementary Prospectus you must ascertain from the Prospectus whether or not you are part of the intended addressees of the information contained therein.

Your right to access this service is conditional upon complying with the above requirement.

Legal Entity Identifier:

NatWest Markets Plc - RR3QWICWWIPCS8A4S074