Announcement PDF ASX Announcement 9 October 2026 ASX: OD6 1 CHANGE OF SHARE REGISTRY In accordance with Listing Rule 3.15.1, OD6 Metals Limited (ASX: OD6) ("OD6 Metals" or the Company) advises that as of 12 October 2026, responsibility for the company’s share registry services will be transferred from Computershare Limited (Computershare) to Xcend Pty Ltd (XCEND). Computershare will cease to be the registry provider at close of business on 9 October 2026. XCEND’s contact details are as follows: XCEND Level 2, 477 Pitt St Haymarket NSW 2000 Correspondence to: PO Box R1905 ROYAL EXCHANGE NSW 1225 Phone: +61 2 8591 8509 Email: support@xcend.co Website: www.xcend.co Investor Portal Securityholders can easily and efficiently manage their holdings via XCEND’s secure and highly accessible online investor portal. The portal provides, among other things, an online interface to update and manage shareholder details and elections, view balances and transaction history and access their documents and statements. Portal Registration Securityholders that are not already a user of XCEND’s Investor portal may visit https://investor.xcend.app/ and select to “register for an account” and establish an account by following the steps provided in the set-up process. Should securityholders have any queries in relations to their holding with OD6 Metals Limited, please contact XCEND using the details provided above. 2 Forward Looking Statements Certain information in this document refers to the intentions of OD6 Metals, however these are not intended to be forecasts, forward looking statements, or statements about the future matters for the purposes of the Corporations Act or any other applicable law. Statements regarding plans with respect to OD6 Metals projects are forward looking statements and can generally be identified by the use of words such as ‘project’, ‘foresee’, ‘plan’, ‘expect’, ‘aim’, ‘intend’, ‘anticipate’, ‘believe’, ‘estimate’, ‘may’, ‘should’, ‘will’ or similar expressions. There can be no assurance that the OD6 Metals plans for its projects will proceed as expected and there can be no assurance of future events which are subject to risk, uncertainties and other actions that may cause OD6 Metals actual results, performance, or achievements to differ from those referred to in this document. While the information contained in this document has been prepared in good faith, there can be given no assurance or guarantee that the occurrence of these events referred to in the document will occur as contemplated. Accordingly, to the maximum extent permitted by law, OD6 Metals and any of its affiliates and their directors, officers, employees, agents and advisors disclaim any liability whether direct or indirect, express or limited, contractual, tortuous, statutory or otherwise, in respect of, the accuracy, reliability or completeness of the information in this document, or likelihood of fulfilment of any forward-looking statement or any event or results expressed or implied in any forward-looking statement; and do not make any representation or warranty, express or implied, as to the accuracy, reliability or completeness of the information in this document, or likelihood of fulfilment of any forward-looking statement or any event or results expressed or implied in any forward-looking statement; and disclaim all responsibility and liability for these forward-looking statements (including, without limitation, liability for negligence). No new information Except where explicitly stated, this announcement contains references to prior exploration results, all of which have been cross-referenced to previous market announcements made by the Company. The Company confirms that it is not aware of any new information or data that materially affects the information included in the relevant market announcements. The information in this report relating to the Mineral Resource estimate for the Splinter Rock Project is extracted from the Company’s ASX announcements dated 18 July 2024. OD6 confirms that it is not aware of any new information or data that materially affects the information included in the original announcement and that all material assumptions and technical parameters underpinning the Mineral Resource estimate continue to apply. This announcement has been authorised for release by the Board of OD6 Metals Limited 3 About OD6 Metals OD6 Metals Ltd is an Australian critical minerals exploration and development company with projects spanning fluorspar, rare earth elements and copper across the United States and Australia. OD6 aims to position itself as an emerging supplier of strategically important critical minerals required for next-generation industrial, defence and energy technologies. Quinn Fluorspar Project – Nevada, USA OD6 is advancing the Quinn Fluorspar Project located in Nevada, USA, one of the world’s premier mining jurisdictions and currently ranked second globally in the Fraser Institute 2025 Mining Attractiveness Index. Quinn hosts multiple high-grade fluorspar deposits including Horseshoe, Mammoth and Big Jim, with historical drilling, channel sampling and testwork confirming significant high-grade mineralisation and potential for both Metspar and premium Acidspar products. Fluorspar is classified as a critical mineral in the United States, which currently imports 100% of all Fluorspar consumed domestically with >60% of all global supply sourced from China. It is essential in hydrofluoric acid production, AI semiconductor manufacturing, advanced battery technologies, uranium enrichment, defence systems and refrigerants. Splinter Rock Rare Earth Project – Western Australia OD6’s 100% owned Splinter Rock Rare Earth Project in Western Australia hosts one of Australia’s largest and highest-grade clay-hosted rare earth deposits, with a Mineral Resource Estimate of: • Indicated: 119Mt @ 1,632ppm TREO • Inferred: 563Mt @ 1,275ppm TREO OD6 is advancing an innovative processing flowsheet utilising heap leaching, nanofiltration and ion exchange technologies designed to achieved ~75% Nd & Pr overall recovery plus produce a high-quality Mixed Rare Earth Carbonate/Hydroxide product of ~56-59% TREO with low impurity levels Gulf Creek Copper Project – New South Wales OD6 is also advancing the Gulf Creek Copper-Zinc VMS Project in New South Wales, a historically high-grade copper mining district with significant exploration upside. Recent drilling and geophysical programs have confirmed high-grade copper mineralisation and identified multiple large- scale exploration targets along more than 10km of prospective strike. Corporate Directory Managing Director Non-Executive Chairman Non-Executive Director Financial Controller/ Joint Company Secretary Joint Company Secretary Technical Advisor to the Board Contact OD6 Metals Ltd ACN 654 839 602 www.od6metals.com.au Mail to: info@od6metals.com.au Phone: +61 8 6189 8515 Level 1, 1 Alvan Street, Subiaco, WA 6008 Mr Brett Hazelden Mr Piers Lewis Dr Mitch Loan Mr Joel Ives Mr Lewis Flynn Dr Darren Holden Investor Relations Lucas Robinson Corporate Storytime lucas@corporatestorytime.com Phone: +61 408 228 889