Change of Name to Harena Rare Earths Plc

28 October 2025

Harena Resources Plc

("Harena" or the "Company")

Change of Name to Harena Rare Earths Plc

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 it has changed its name to Harena Rare Earths Plc, with effect from 27 October 2025.

Ivan Murphy, Executive Chairman, commented:

"We are delighted to announce the Company's new name - Harena Rare Earths Plc. This marks an important step in clearly communicating to the market our core focus on advancing our world-class Ampasindava ionic clay rare earth project in Madagascar towards production. Our new name better reflects our ambition to consolidate our position as a leader in the rare earths and critical minerals sectors.

Shareholders are not affected by the change of name, and existing share certificates bearing the former company name will remain valid and should be retained for future use.

The Company's TIDM, LEI, ISIN and SEDOL will remain unchanged.

The change of name has been registered at Companies House and a confirmation certificate is expected to be issued in 9 days, whereupon the change is expected to take effect shortly afterwards with the London Stock Exchange.

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, specifically heavy rare earths, including neodymium (Nd), dysprosium (Dy), and praseodymium (Pr), which are critical for the composition of neodymium magnets (NdFeB). 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 as well as meeting the ever-growing demand for NdFeB from the robotics sector.