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') AUDITED ANNUAL RESULTS FOR THE YEAR ENDED 30 SEPTEMBER 2022 AND CASH DIVIDEND DECLARATION 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 19-year open-pit life and the ability to extend operations underground by at least an additional 40 years. Tharisa also owns Karo Mining Holdings a development stage, low-cost, open-pit PGM asset, 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. REEF MINED 5.51 Mt (2021: 5.38 Mt) +2.4% PGM PRODUCTION (5PGE + AU) 179.20 koz (2021: 157.80 koz) +13.6% CHROME CONCENTRATE PRODUCTION 1.58 Mt (2021: 1.51 Mt) +4.6% REVENUE US$686.0 m (2021: US$596.3 m) +15.0% OPERATING PROFIT US$184.5 m (2021: US$178.8 m) +3.2% EBITDA US$236.3 m (2021: US$224.3 m) +5.3% PROFIT BEFORE TAX US$220.2 m (2021: US$185.3 m) +18.8% EARNINGS PER SHARE US 53.8 cents (2021: US 37.4 cents) +43.9% HEADLINE EARNINGS PER SHARE US 41.1 cents (2021: US 38.3 cents) +7.3% TOTAL DIVIDEND US 7.0 cents (2021: US 9.0 cents) This short form announcement is the responsibility of the directors and is only a summary of the information in the full announcement. The full announcement was released on SENS and RNS on 5 December 2022, and can be found on the Company’s website at www.tharisa.com and can also be viewed here, https://senspdf.jse.co.za/documents/2022/jse/isse/THA/FYresults.pdf. Copies of the announcement may also be requested at the Company’s registered office, at no charge, during office hours. Any investment decision should be based on the full announcement published on SENS and RNS. Ernst & Young Cyprus Limited has expressed an unmodified audit opinion in the Independent Auditor’s Report dated 1 December 2022 on the audited consolidated financial statements. That report also includes the communication of key audit matters and is available on the Company’s website: https://www.tharisa.com/pdf/investors/annual-results/2022/independent-auditors-report.pdf. By order of the Board P Pouroulis Chief Executive Officer MG Jones Chief Finance Officer 5 December 2022 DIRECTORS Loucas Pouroulis (Executive Chairman) Phoevos Pouroulis (Chief Executive Officer) Michael Jones (Chief Finance Officer) Carol Bell (Lead Independent Director) David Salter (Independent non-executive director) Antonios Djakouris (Independent non-executive director) Omar Kamal (Independent non-executive director) Roger Davey (Independent non-executive director) Shelley Wai Man Lo (Non-executive director) Zhong Liang Hong (Non-executive director) REGISTERED ADDRESS Office 108 – 110 S. Pittokopitis Business Centre 17 Neophytou Nicolaides and Kilkis Streets, 8011 Paphos, Cyprus www.tharisa.com GROUP COMPANY SECRETARY Sanet Findlay The Crossing, 372 Main Road Bryanston, Johannesburg, 2021 South Africa Email: secretarial@tharisa.com ASSISTANT COMPANY SECRETARY Lysandros Lysandrides 31 Evagoras Ave 6th Floor Evagoras House 1066 Nicosia Cyprus TRANSFER SECRETARIES Computershare Investor Services Proprietary Limited, Cymain Registrars Limited Paphos, Cyprus 5 December 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 / Oonagh Reidy +44 207 466 5000 tharisa@buchanan.uk.com Broker Contacts: Peel Hunt LLP (UK Joint Broker) Ross Allister / Georgia Langoulant +44 207 7418 8900 BMO Capital Markets Limited (UK Joint Broker) Thomas Rider / 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 a development stage, low-cost, open-pit PGM asset, 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).