Notification of a Tap Issuance for the UBS Actively Managed Certificates linked to the Allegro Portfolio UBS AG, London Branch ("UBS AG" or the "Company") (Incorporated and domiciled in Switzerland) (Registration number: CHE-101.329.561) ALPHA CODE: ALEGRO ISIN: ZAE000342325 Notification of a Tap Issuance for the UBS Actively Managed Certificates linked to the Allegro Portfolio (the "Notes") – Series 45. Noteholders are advised that the JSE has granted UBS AG approval for a Tap Issuance for the Allegro Portfolio (the "Reference Portfolio"). For Portfolio Notes Linked to the Allegro Portfolio approval has been granted for an additional 1,000,000 units ("Tranche 2") to be consolidated and form a single series and be interchangeable for trading purposes with the existing issue of 1,000,000 units ("Tranche 1"). INSTRUMENT NUMBER: 119107 ALPHA CODE: ALEGRO ISIN: ZAE000342325 ISSUE SIZE UNITS (TRNACHE 1): 1,000,000 ISSUE SIZE UNITS (TRANCHE 2): 1,000,000 LISTING DATE (TRANCHE 1): 11 December 2024 ISSUE DATE (TRANCHE 2): 02 October 2025 EXPIRY DATE: 09 December 2031 SECTOR: Specialist Securities SUB-SECTOR: Actively Managed Certificates FOREIGN STATUS: The Notes are classified as Foreign for purposes of the South African Reserve Bank Exchange Control Regulations. For further information kindly contact: UBS KeyInvest South Africa Tel.: +27 11 322 7129 / 7317 E-mail: keyinvestza@ubs.com Web: http://keyinvest-za.ubs.com/AMC Johannesburg 01 October 2025 Sponsor: UBS South Africa (Pty) Limited Date: 01-10-2025 04:30:00 Produced by the JSE SENS Department. The SENS service is an information dissemination service administered by the JSE Limited ('JSE'). The JSE does not, whether expressly, tacitly or implicitly, represent, warrant or in any way guarantee the truth, accuracy or completeness of the information published on SENS. The JSE, their officers, employees and agents accept no liability for (or in respect of) any direct, indirect, incidental or consequential loss or damage of any kind or nature, howsoever arising, from the use of SENS or the use of, or reliance on, information disseminated through SENS.