100% ownership of Ampasindava and issue of shares.

28 August 2025

Harena Resources Plc

("Harena" or the "Company")

100% ownership of Ampasindava Project

and issue of shares

Harena Resources Plc (LSE: HREE), the rare earths company focused on the Ampasindava ionic clay rare earth project in Madagascar (the "Ampasindava Project"), is pleased to announce that the Company now owns 100 per cent. of the Ampasindava Project. This follows the completion of the commercial process to acquire the remaining 25 per cent. as referred to in the Company's prospectus published on 26 February 2025 (the "Prospectus").

This has triggered the issue of 66,666,666 new ordinary shares of 0.5 pence each in the share capital of the Company ("Performance Shares") to the vendor shareholders of Harena Resources Pty Ltd (the intermediate holding company for the Ampasindava Project) when it was acquired by the Company. Further details of the Performance Shares and the persons to whom they are being issued are set out in the Prospectus.

Ivan Murphy, Non-Executive Chairman of Harena, said:

"We are pleased to now control 100 per cent. of this strategically important, world class, heavy rare earth project and we look forward to moving forward towards production."

As a result of the issue of Performance Shares, on Admission (as defined below) the shareholdings of certain directors/PDMRs and significant shareholders will be as follows:

The FCA notification in respect of the issue of the Performance Shares to directors/PDMRs, made in accordance with the requirements of UK MAR, is appended further below.

Admission

Applications have been made: (i) to the Financial Conduct Authority (the "FCA") for the admission of the 66,666,666 Performance Shares to trading on the equity shares (transition) category of the Official List of the FCA; and (ii) to the London Stock Exchange for the admission of the 66,666,666 Performance Shares to trading on its main market for listed securities (together, "Admission"). Admission is expected to take place at 8.00 a.m. on or around 4 September 2025.

Total voting rights

Immediately following Admission, the Company will have 562,651,018 ordinary shares of 0.5 pence each in issue, each with one voting right. There are no shares held in treasury. Therefore, the Company's total number of ordinary shares in issue and voting rights will be 562,651,018 and this figure may be used by shareholders from Admission as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, the Company under the FCA's Disclosure Guidance and Transparency Rules.

For further information please contact:

Notes to editors

Harena (www.harenaresources.com.au) is a rare earths exploration and development company focused on the Ampasindava Ionic Clay Rare Earth Project in Madagascar (Harena's interest is 100%). The project hosts one of the largest ionic clay rare earth deposits outside of China, with significant concentrations of high-value magnet metals. Harena is committed to low-impact, high recovery mining, providing a sustainable supply of critical minerals for the global energy transition and military defence industries. Forward-Looking Statements This announcement contains forward-looking statements that involve risks and uncertainties. Actual results may differ materially from those expressed or implied in such statements.

Director/PDMR MAR disclosures

The following notification, made in accordance with the requirements of the UK Market Abuse Regulation, gives further details.