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')

Results of the Annual General Meeting and dividend conversion rates and timetable

Shareholders are advised that all the resolutions tabled at the Annual General Meeting of shareholders held on Wednesday, 18 February 2026 (in terms of the notice dispatched on Friday, 19 December 2025), were passed by the requisite majority.    A poll was conducted on each resolution.

Details of the results of voting at the Annual General Meeting are as follows:

Total number of shares in issue on 18 February 2026: 302 596 743

Total number of shares entitled to vote at the Annual General Meeting:  296 259 295

 Dividend currency conversion rates and timetable

The final dividend of US 1.5 cents per share having been approved by shareholders, Tharisa advises as follows:

Shareholders on the principal Cyprus register will be paid in USD, shareholders whose shares are held through Central Securities Depositary Participants (CSDPs) and brokers and are traded on the JSE will be paid in ZAR and holders of Depositary Interests traded on the LSE will be paid in GBP. The dividend will be paid from income reserves and may therefore be subject to dividend withholding tax depending on the tax residency of the shareholder.

The currency equivalents of the dividend, based on the weighted average of the South African Reserve Bank's daily rate at approximately 10:30 (UTC +2) on 1 December 2025, being the currency conversion date, are as follows:

The timetable for payment of the dividend is as follows:

No dematerialisation or rematerialisation of shares within Strate will be permitted between Wednesday, 25 February 2026 and Friday, 27 February 2026, both days inclusive.

No transfers between registers will be permitted between Thursday, 19 February 2026 and Friday,
27 February 2026, both days inclusive.

Tax implications of the dividend

Shareholders and Depositary Interest holders should note that information provided should not be regarded as tax advice.

Shareholders are advised that the dividend declared will be paid out of income reserves and may therefore be subject to dividend withholding tax depending on the tax residency of the shareholder. Funds will be paid from Cyprus.

South African tax residents

South African shareholders are advised that the dividend constitutes a foreign dividend. For individual South African tax resident shareholders, dividend withholding tax of 20% will be applied to the gross dividend of 25.61880 South African cents per share. Therefore, the net dividend of 20.49504 South African cents per share will be paid after 5.12376 South African cents in terms of dividend withholding tax has been applied. Shareholders who are South African tax resident companies are exempt from dividend tax and will receive the dividend of 25.61880 South African cents per share. This does not constitute legal or tax advice and is based on taxation law and practice in South Africa. Shareholders should consult their brokers, financial and/or tax advisors with regard to how they will be impacted by the payment of the dividend.

UK tax residents

UK tax residents are advised that the dividend constitutes a foreign dividend and that they should consult their brokers, financial and/or tax advisors with regard to how they will be impacted by the payment of the dividend.

Cyprus tax residents

Individual Cyprus tax residents are advised that the dividend constitutes a local dividend and that they should consult their brokers, financial and/or tax advisors with regard to how they will be impacted by the payment of the dividend.

Additional information required by the JSE Listings Requirements

Tharisa has a total of 302 596 743 ordinary shares in issue on 19 February 2026, of which 296 259 295 carry voting rights and are eligible to receive dividends.

Paphos, Cyprus

19 February 2026

JSE Sponsor

Investec Bank Limited

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 Investor Relations Contacts:

Ilja Graulich (Head of Investor Relations and Communications)

+27 11 996 3500

+27 83 604 0820

igraulich@tharisa.com

Broker Contacts:

Peel Hunt LLP (UK Joint Broker)

Ross Allister / Georgia Langoulant

+44 207 418 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

About Tharisa - delivering on expansion and growth opportunities, commercialising technology solutions

Tharisa is an integrated resource group playing a pivotal role in the global energy transition and the decarbonisation of economies. Leveraging innovation and technology, Tharisa covers the entire value chain - exploration, mining, processing, beneficiation, marketing, sales, and logistics - for PGMs and chrome concentrates. The low cost, multigenerational Tharisa Mine is located on the southwestern limb of the Bushveld Complex, South Africa, the largest source of PGMs and chrome globally. Development of the Karo Platinum Project, a tier-one PGM project on Zimbabwe's Great Dyke, further reinforces Tharisa's growth strategy. Investments in downstream beneficiation, including proven chrome and PGM alloy production, will add significant value when commercialised. Tharisa is committed to reducing carbon emissions by 30% by 2030 and the sustainability roadmap targets net carbon neutrality by 2050. Through Redox One, Tharisa is advancing proprietary iron-chromium redox flow battery technology, utilising the very commodities it mines to support long-duration energy storage - a key component in the transition to renewable energy.

Tharisa plc is listed on the Johannesburg Stock Exchange (JSE: THA) and the London Stock Exchange (LSE: THS, Equity Shares (Transition) Category).