Publication of a Supplementary Prospectus

Date: 22 September 2026

As part of the dual listed company structure, Investec plc and Investec Limited notify both the London Stock Exchange and the JSE Limited of matters which are required to be disclosed under the Prospectus Rules of the United Kingdom Financial Conduct Authority and/or the JSE Listing Requirements.

Re:       Publication of Base Prospectus Supplement dated 22 September 2026 in respect of the Investec plc £6,000,000,000 Euro Medium Term Note Programme

The Base Prospectus Supplement was approved by the United Kingdom Financial Conduct Authority and is available for viewing.

Please click on the link below to see the Base Prospectus Supplement:

http://www.rns-pdf.londonstockexchange.com/rns/8357V_1-2026-9-22.pdf

FURTHER INFORMATION

For further information please contact:

Derek Lloyd

E-mail: [email protected]

Telephone: +44 20 7597 2945

DISCLAIMER - INTENDED ADDRESSEES

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

Johannesburg and London

Sponsor: Investec Bank Limited