Mr. Ralph Shearing reports

GOLDGROUP MINING AND GOLD RESOURCE CORPORATION ANNOUNCE EXPECTED TICKER SYMBOL OF COMBINED COMPANY

Subject to obtaining all required approvals, including the approval of the TSX Venture Exchange, and the satisfaction or waiver of all required closing conditions for the previously announced merger pursuant to the arrangement agreement and plan of merger dated Jan. 25, 2026, and amended on May 15, 2026, by and among Goldgroup Mining Inc., Gold Resource Corp. and Goldgroup Merger Sub Inc., a wholly owned subsidiary of Goldgroup, Goldgroup's common shares are expected to commence trading under the ticker symbol GORO on the NYSE American LLC after the closing of the merger.

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 Gold Resource'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.

About Goldgroup Mining Inc.

Goldgroup is a Canadian-based mining company with two high-growth gold assets in Mexico. The company holds a 100-per-cent interest in the recently acquired San Francisco project located in the state of Sonora. The project is fully permitted for a rapid restart of mining operations and is composed of two open pits together with heap leach processing facilities and associated infrastructure. It is a robust project with significant gold resources and strong upside in terms of optimized development and multiple, large-scale exploration targets. In addition to the San Francisco gold project, the company has a 100-per-cent interest in the producing Cerro Prieto heap leach gold mine located in the state of Sonora.

Goldgroup is led by a team of highly successful and seasoned individuals with extensive expertise in mine development, corporate finance and exploration in Mexico.

About Gold Resource Corp.

Gold Resource is a gold and silver producer, developer and explorer with its operations centred on the Don David gold mine in Oaxaca, Mexico. Under the direction of an experienced board and senior leadership team, the company has a focus to unlock the significant upside potential of its existing infrastructure and large land position surrounding the mine in Oaxaca, Mexico, and to develop the Back Forty project in Michigan, United States.

We seek Safe Harbor.