Convertible Note Extension

The first Interest repayment will now be on 7 October and then on 7 April until the Maturity Date. The Appendix 3B released on 10 December 2025 has been cancelled, and a new Appendix 3B has been released with the new dates. No other terms and conditions have been changed. This announcement has been approved by the Board of Directors of Dome Gold Mines Ltd. Marcelo Mora Company Secretary Level 46 6