Notification of Adjustment Event on UBS Long/Short Certificates on Naspers (Long) vs. Tencent (Short) UBS AG, London Branch (“UBS AG” or the “Company”) (Incorporated and domiciled in Switzerland) (Registration number: CHE-101.329.561) Notification of Adjustment Event on UBS Long/Short Certificates on Naspers Limited (Long) vs. Tencent Holdings Limited (Short) – Series 71 and 73 only. Certificateholders of UBS Long/Short Certificates on Naspers Limited (Long) vs. Tencent Holdings Limited (Short) are hereby advised of the Adjustment Event that supersedes the Final Terms dated 15 March 2019. The purpose of this Amended and Restated Final Terms relating to Alpha Code UBNPNC (series 71) is to amend the Issue Price, the Net Proceeds, the Cash Component, the Structuring Rate, the Short Borrow Rate and the Cash Interest Rate. The purpose of this Amended and Restated Final Terms relating to Alpha Code UBNPNE (series 73) is to amend the Structuring Rate, the Short Borrow Rate and the Cash Interest Rate. The JSE Limited has also granted UBS AG approval for the issue of 600,000 UBS Long/Short Certificates on Naspers Limited (Long) vs Tencent Holdings Limited (Short) ("Tranche 2") to be consolidated and form a single series with the existing issue of 400,000 UBS Long/Short Certificate on Naspers Limited (Long) vs Tencent Holdings Limited (Short) ("Tranche 1") for Series 71 & 73. These listings are issued under the JSE Placement Document for the Issuance of South African Securities up to an authorised amount of ZAR 14 000 000 000. Effective date of adjustment: Friday, 16 August 2019 INSTRUMENT NUMBER: 83200 ALPHA CODE: UBNPNC ISIN: ZAE000270807 TRANCHE 1 ISSUE SIZE (UNITS): 400,000 TRANCHE 2 ISSUE SIZE (UNITS): 600,000 ISSUE PRICE (RAND/ UNIT): 907.77 UNDERLYING EQUITIES: Naspers Limited Tencent Holdings Limited LISTING DATE: 15 March 2019 AMENDED & RESTATED DATE: 16 August 2019 EXPIRY DATE: 09 April 2020 INSTRUMENT NUMBER: 83202 ALPHA CODE: UBNPNE ISIN: ZAE000270823 TRANCHE 1 ISSUE SIZE (UNITS): 400,000 TRANCHE 2 ISSUE SIZE (UNITS): 600,000 ISSUE PRICE (RAND/ UNIT): 1,299.62 UNDERLYING EQUITIES: Naspers Limited Tencent Holdings Limited LISTING DATE: 15 March 2019 AMENDED & RESTATED DATE: 16 August 2019 EXPIRY DATE: 09 April 2020 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/products Johannesburg 14 August 2019 Sponsor: UBS South Africa (Pty) Limited Date: 14/08/2019 03:00:00 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.