Announcement PDF 1 October 2026 NOTICE OF DATE OF AGM AND CLOSING DATE FOR DIRECTOR NOMINATIONS Horizon Gold Limited (ASX: HRN) (‘Horizon’ or ‘the Company’) advises, in accordance with ASX Listing Rule 3.13.1, that its Annual General Meeting will be held on Thursday, 19 November 2026 at 9.30am (AWST). All director nominations, together with a consent to act, for election at the 2026 Annual General Meeting are to be received in writing no later than 5.00pm (AWST) on 8 October 2026 at the Company’s registered office, Suite 8, Level 3, 47 Havelock Street, West Perth, Western Australia 6005. Further information on the Company’s 2026 Annual General Meeting will be provided in the Notice of Annual General Meeting which will be released to the ASX on or before 16 October 2026. This announcement has been authorized for release by the Horizon Board. For further information contact: Scott Williamson Managing Director +61 8 6331 6092 info@horizongold.com.au