Notice of the Interim results announcement for the for the six months ended 31 March 2022 and Investor Presentation Tharisa plc (Incorporated in the Republic of Cyprus with limited liability) (Registration number HE223412) JSE share code: THA LSE share code: THS A2X share code: THA ISIN: CY0103562118 LEI: 213800WW4YWMVVZIJM90 ('Tharisa' or the 'Company') Notice of the Interim results announcement for the for the six months ended 31 March 2022 and Investor Presentation Tharisa will be announcing its interim results for the six months ended 31 March 2022 on Thursday, 26 May 2022. The announcement will be released on SENS at 07:05 (Johannesburg UTC+2) and RNS at 07:00 (London UTC+1). The Reviewed Interim Condensed Consolidated Financial Statements will be available for download on the Tharisa website at www.tharisa.com. The results will be presented at 10:00 (Johannesburg UTC+2) (09:00 London UTC+1). The Company will provide a live presentation relating to Tharisa interim results FY2022 via the Investor Meet Company platform. The presentation is open to all existing and potential shareholders. Questions can be submitted pre-event via your Investor Meet Company dashboard up until 9am the day before the meeting or at any time during the live presentation. Investors can sign up to Investor Meet Company for free and add to meet Tharisa plc via: https://www.investormeetcompany.com/tharisa-plc/register-investor Investors who already follow Tharisa plc on the Investor Meet Company platform will automatically be invited. Paphos, Cyprus 25 May 2022 JSE Sponsor Investec Bank Limited Connect with us on LinkedIn and Twitter to get further news and updates about our business. Investor relations contacts: Ilja Graulich (Head of Investor Relations and Communications) +27 11 996 3500 +27 83 604 0820 igraulich@tharisa.com Financial PR contacts: Bobby Morse / Ariadna Peretz / James Husband +44 207 466 5000 tharisa@buchanan.uk.com Broker contacts: Peel Hunt LLP (UK Joint Broker) Ross Allister / David McKeown / Alexander Allen +44 207 7418 8900 BMO Capital Markets Limited (UK Joint Broker) Thomas Rider / Pascal Lussier Duquette / Nick Macann +44 207 236 1010 Berenberg (UK Joint Broker) Matthew Armitt / Jennifer Lee / Detlir Elezi +44 203 207 7800 Nedbank Limited (acting through its Corporate and Investment Banking division) (RSA Broker) Carlyle Whittaker +27 11 294 0061 About Tharisa Tharisa is an integrated resource group critical to the energy transition and decarbonisation of economies. It incorporates mining, processing, exploration, and the beneficiation, marketing, sales, and logistics of PGMs and chrome concentrates, using innovation and technology as enablers. Its principal operating asset is the Tharisa Mine located in the south-western limb of the Bushveld Complex, South Africa. The mechanised mine has a 20-year open-pit life and the ability to extend operations underground by at least an additional 40 years. Tharisa also owns Karo Mining Holdings and Salene Chrome, development stage, low-cost, open-pit PGM and chrome assets respectively, located on the Great Dyke in Zimbabwe. The Company is committed to reducing its carbon emissions by 30% by 2030 and the development of a roadmap is continuing to be net carbon neutral by 2050. Tharisa plc is listed on the Johannesburg Stock Exchange (JSE: THA) and the Main Board of the London Stock Exchange (LSE: THS). Date: 25-05-2022 08:30:00 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.