Announcement PDF 29 August 2025 NOTICE GIVEN UNDER SECTION 708A(5) OF THE CORPORATIONS ACT Castle Minerals Limited (“Castle”, the “Company”) (ASX: CDT) is pleased to advise that it has today issued 28,600,000 new ordinary shares at an issue price of $0.06 per share to sophisticated and professional investors, pursuant to the placement announced on 21 August 2025. The Company provides notice under section 708A(5)(e) and 708A(6) of the Corporations Act 2001 (Cth) (“Corporations Act”) that the above ordinary shares were issued without disclosure to investors under Part 6D.2 of the Corporations Act. As at the date of this notice: a) the Company has complied with the provisions of Chapter 2M of the Corporations Act as they apply to the Company and section 674 of the Corporations Act; and b) there is no information that is excluded information for the purposes of section 708A(7) and 708A(8) of the Corporations Act. An Appendix 2A for the quotation of the share issue was lodged today. Approved by: Jade Styants Company Secretary Castle Minerals Limited This announcement was authorised for release to the ASX by the Board of Castle Minerals Limited. Cleansing Notice ABOUT CASTLE MINERALS Castle Minerals Limited (ASX: CDT) is a dedicated West African gold explorer with a commanding, 100 %‑owned and extensive tenure position in northern Ghana and eastern Côte d’Ivoire, an emerging West African exploration frontier in one of the world’s premier gold regions. Within its portfolio in the Upper West Region of Ghana, Castle holds the Kpali and Kandia Gold Projects. The company recently acquired seven permits in the Côte d’Ivoire to complement this land holding. All projects are located on fertile Birimian greenstone belts, host to numerous multi‑million‑ounce gold mines across Ghana, Côte d’Ivoire and the broader West African region. Possessing an in-house technical team with a proven track record of greenfield discovery success, Castle is firmly positioned to convert its extensive ground holdings into the next generation of gold discoveries.