Goldgroup Mining And Gold Resource Expect To Commence Trading On NYSE American Under Ticker 'GORO' Following Closing Of Merger After Market Close June 17

Subject to the above-mentioned approvals and conditions, the Merger is expected to be consummated after the market close on July 17, 2026. As a result of the Merger, Goldgroup’s common shares are expected to commence trading on the NYSE American and GRC’s common stock is expected to be delisted from the NYSE American, in each case prior to the market open on July 20, 2026. Goldgroup’s common shares will no longer be quoted on the OTC Markets upon commencement of trading on the NYSE American.