Announcement PDF Theta Gold Mines Limited ACN 131 758 177 Registered Office: Level 35, One International Towers, 100 Barangaroo Avenue Sydney, NSW 2000, Australia 23 October 2026 ASX ANNOUNCEMENT AND MEDIA RELEASE (ASX: TGM) Notice of 2026 Annual General Meeting Dear Shareholder Theta Gold Mines Limited (“Theta Gold” or the “Company”) (ASX:TGM) wishes to advise shareholders it will hold its Annual General Meeting (AGM) on Friday, 27 November 2026 at 11am (Sydney time) at The Boardroom, Servcorp Offices, Level 35, International Tower One, 100 Barangaroo Avenue, Barangaroo, Sydney NSW, 2000. A copy of the following documents are released to the ASX today and are also available on the Company’s web page at https://thetagoldmines.com . • Notice of Annual General Meeting 2026; and • Proxy Form A copy of the 2026 Annual Report to shareholders can also be found on the Company’s webpage. To lodge your proxy votes online, https://www.votingonline.com.au/tgmagm2026 . Your votes must be received by the share registry by 11am (Sydney Time) on Wednesday, 25 November 2026. Should you have any further queries in relation to lodging your vote or proxy vote online, please contact our Share Registry Boardroom Pty Limited on 1300 737 760 (within Australia) or +61 2 9290 9600 (outside Australia). If at any time you require an additional copy of a communication, or you need more information about the options available to you, please contact Boardroom Pty Limited via email: enquiries@boardroomlimited.com.au. Yours faithfully Bill Guy Chairman THETA GOLD MINES LIMITED