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FOR IMMEDIATE RELEASE April 28 , 2021 GOLD RESOURCE CORPORATION NEWS NYSE American : GORO GOLD RESOURCE CORPORATION REPORTS FIRST QUARTER 2021 NET INCOME OF $ 2.5 MILLION OR $ 0.03 PER SHARE ON REVENUE OF $ 27.3 MILLION - DENVER April 28 , 2021 - Gold Resource Corporation ( NYSE American : GORO ) ( the " Company " , " We " , " Our " or " GRC ” ) produced 6,097 gold ounces and 307,610 silver ounces or a total of 10,750 gold equivalent ounces at a cash cost of $ 408 per ounce , of which 5,019 gold ounces and 253,061 silver ounces were payable ounces sold or a total of 8,810 gold equivalent ounces . For the three months ended March 31 , 2021 , we reported net income of $ 2.5 million and earnings per share of $ 0.03 on revenues of $ 27.3 million . Allen Palmiere , President and CEO , said “ Our operations team continues to demonstrate their ability to be nimble and disciplined operators all while focusing on excellent environmental , social and governance practices . For the seventh consecutive year , the Don David Gold Mine earned the prestigious Empresa Socialmente Responsable award from the Mexican Center for Philanthropy . Gold production in the first quarter was as expected while silver and base metal production were modestly behind forecast as the team proactively addressed challenging ground conditions with a change in mine sequencing and the use of paste fill . Our all - in sustaining cost per ounce were $ 937 per ounce of gold equivalent , due largely to the nearly 30 % reduction in treatment charges . This allowed us to reinvest $ 5.0 million into exploration and infrastructure improvements at the Don David Gold Mine and still end the quarter with an additional $ 1.8 million and a cash balance of $ 27.2 million as at March 31 , 2021. ” FIRST QUARTER 2021 HIGHLIGHTS Additional highlights for the three months ended March 31 , 2021 are summarized below : Strategic A Technical Advisory Committee of qualified professionals has been established that reports to the Board of Directors with respect to various technical aspects of exploration , operations and corporate development . Messrs Dale Finn and Joe Spiteri have been retained as initial members . • $ 0.7 million distributed in shareholder dividends , totaling over $ 117 million since 2010 . Operational • There have been no lost time incidents at the Don David Gold Mine during Q1 2021. The Company remains committed to safety , the environment and the communities around its operations . Construction of the water filtration plant and dry stack tailings facilities progressed with an expected completion in the third quarter . The dry stack facilities will conserve water , accelerate reclamation of certain areas of the open pit mine as well as extend the life of tailings storage facilities . 1