Announcement PDF ASX ANNOUNCEMENT 30 September 2025 Date of AGM and Closing Date for Director Nominations Listing Rule 3.13.1 Notification Delta Lithium Limited (ASX: DLI) (“Delta” or the “Company”) advises, in accordance with ASX Listing Rule 3.13.1, that Delta’s 2025 Annual General Meeting (“AGM”) will be held at 10:00am (WST) on Thursday, 27 November 2025. An item of business at the AGM will be the election of directors. In accordance with clause 14.3 of the Company’s Constitution, the closing date for receipt of nominations from persons wishing to be considered for election as a Director at the AGM is Wednesday, 15 October 2025. Accordingly, any nominations must be received at Delta’s registered office no later than 5.00pm (WST) on Wednesday, 15 October 2025. Shareholders will be advised of further details regarding the AGM in a separate Notice of Meeting. The Notice of Meeting will be made available on the ASX Company Announcements Platform and the Company’s website at https://deltalithium.com.au/ Release authorised by James Croser, Managing Director of Delta Lithium Limited. For further information, please contact: Delta Lithium James Croser, Managing Director Peter Gilford, CFO & Company Secretary +61 8 6109 0104 info@deltalithium.com.au About Delta Lithium Delta Lithium (ASX: DLI) is an exploration and development company focused on bringing high-quality, lithium-bearing pegmatite deposits, located in Western Australia, into production. With a strong balance sheet and an experienced team driving the exploration and development workstreams. Delta Lithium is rapidly advancing its Lithium Projects. The demerger and spin out of Ballard Mining Limited, in which Delta maintains a significant holding, is focussed on advancing the Mt Ida Gold Project which sits on existing Mining Leases with an approved Mining Proposal. Delta Lithium is pursuing a development pathway for the Lithium at Mt Ida to unlock maximum value for shareholders. Delta Lithium also holds the highly prospective Yinnetharra Lithium Project. Delta currently possess rights to 3,100km2 of prospective ground in the Gascoyne region and is undertaking systematic exploration of this tenure. The strategy is to focus multiple teams on these high priority targets, follow up with drilling and grow the Yinnetharra resource which will feed into subsequent studies.