Announcement PDF Market Announcement 18 July 2025 Dart Mining NL (ASX: DTM) – Trading Halt Trading in the securities of Dart Mining NL (‘DTM’) will be halted at the request of DTM, pending the release of an announcement by DTM. Unless ASX decides otherwise, the securities will remain in trading halt until the earlier of: • the commencement of normal trading on Tuesday, 22 July 2025; or • the release of the announcement to the market. DTM’s request for a trading halt is attached below for the information of the market. Issued by ASX Compliance 18 July 2025 ASX Limited #10935652v1 Market Announcement 1/1 ASX Customer Service Centre 131 279 | asx.com.au 18 July 2025 ASX Market Announcements ASX Securities Exchange Limited Level 4 North Tower, Rialto Towers 525 Collins Street Melbourne VIC 3000 Request for Trading Halt Dart Mining NL (ASX: DTM) requests an immediate trading halt be granted by the Australian Securities Exchange (ASX) for all of its securities. In accordance with Listing Rule 17.1 Dart Mining advises: 1. The trading halt is requested pending the release of an announcement regarding Triump drillings results. 2. The trading halt is requested until the earlier of the commencement of normal trading on Tuesday, 22 July 2025 or when the announcement is released to the market. 3. The Company is not aware of any reason why trading in its securities should not be temporarily halted. Yours sincerely Julie Edwards Company Secretary Approved by the Managing Director. For more information contact: James Chirnside Managing Director Dart Mining NL jchirnside@dartmining.com.au Webpage: www.dartmining.com.au LinkedIn: Dart Mining NL Twitter: @DartMining Contact: James Chirnside Email:jchirnside@dartmining.com.au Mobile: +61 447 447 613 Dart Mining NL ABN: 84 119 904 880 Level 6, 412 Collins Street Melbourne VIC 3000