Announcement PDF 2 April 2026 HORIZON GOLD LIMITED ACN: 614 175 923 Suite 8 / 47 Havelock Street, West Perth, WA 6005 | PO Box 39, West Perth, WA 6872 Telephone: +61 8 6331 6092 | Email: info@horizongold.com.au | Website: www.horizongold.com.au 1 ENTITLEMENT ISSUE OFFER CLOSED & SHORTFALL PLACED Horizon Gold Limited (‘HRN’ or the ‘Company’) advises that the recent entitlement issue announced on 4 March 2026 to raise approximately $10.2 million (before costs) on the basis of 1 new fully paid ordinary share for every 20 shares held, at an issue price of $1.20 (Entitlement Offer) closed on Thursday, 26 March 2026. The Company is pleased to advise that it has received acceptances in respect of 7,246,810 shares (New Shares) representing 85% take up of the Entitlement Offer. The total funds raised from these acceptances was $8,696,172. The New Shares are expected to be issued today, being Thursday, 2 April 2026. Subsequent to the Entitlement Offer closing, HRN received firm commitments for the entire shortfall, representing 1,235,205 shares (Shortfall Shares) for $1,482,246. The Shortfall Shares are expected to settle on Tuesday, 7 April 2026, with the Shortfall Shares to be issued on Wednesday, 8 April 2026. The Directors wish to thank all shareholders for their ongoing support of the Company. This announcement has been authorised by the Board of HRN. For further information please contact: Scott Williamson Trevor O’Connor Managing Director Company Secretary Perth, Western Australia Perth, Western Australia + 61 8 6331 6092 + 61 8 6331 6092 scott.williamson@horizongold.com.au toconnor@horizongold.com.au