Issue of equity and voting rights 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') Issue of equity and voting rights Further to the announcements released on 16 February 2022 and 24 May 2022, Tharisa announces that application has been made to the JSE Limited (‘JSE’), the Financial Conduct Authority (‘FCA’) and the London Stock Exchange (‘LSE’) for the listing and admission of 3 208 556 new ordinary shares to the official list and to trading on the main market of the JSE and the LSE. Admission of the shares is expected to occur on 6 June 2022. Following admission, Tharisa will have 302 596 743 ordinary shares in issue, of which 299 261 811 shares will have voting rights. Tharisa currently holds 3 334 932 shares in treasury to make provision for the potential requirement to allot shares to participants in the Tharisa Share Award Plan exercising vested Appreciation Rights. Therefore, the total of 299 261 811 ordinary shares may be used by shareholders as the denominator for the calculations by which they will determine whether they are required to notify their interest in, or a change to their interest in, Tharisa under the FCA's Disclosure and Transparency Rules. Paphos, Cyprus 1 June 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: 01-06-2022 08:00:00 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.