Announcement PDF 12 October 2023 RENOUNCEABLE ENTITLEMENT ISSUE OFFER BOOKLET DESPATCH Horizon Gold Limited (‘HRN’ or the ‘Company’) advises that in accordance with our estimated timetable the Company will despatch the Offer Documents for the 1 for 5 Renounceable Entitlement Issue today 12 October 2023. As a reminder, the estimated timetable for the entitlement issue is set out below: Entitlement and Acceptance form and Offer document despatched to Shareholders (Offer Opening date) 12 October 2023 Entitlements trading ends 30 October 2023 Closing Date of Entitlement Issue 6 November 2023 Notify ASX of under subscriptions 10 November 2023 Issue Shares 13 November 2023 Despatch of Shareholder Statements and commencement of trading 14 November 2023 The dates are indicative only and Horizon reserves the right to vary the dates subject to the Corporations Act 2001, the ASX Listing Rules and other applicable laws. Eligible Shareholders should read the Offer Booklet carefully before making any investment decision regarding the Entitlement Issue. Copies of the Company’s announcements to ASX can be obtained from its website www.horizongold.com.au or from the ASX website www.asx.com.au. The Company’s ASX code is HRN. This announcement has been authorised for release by the Horizon Board. For further information please contact: Leigh Ryan Managing Director Perth, Western Australia + 61 8 6331 6092 lryan@horizongold.com.au 1 Trevor O’Connor Company Secretary Perth, Western Australia + 61 8 6331 6092 toconnor@horizongold.com.au 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