Orosur Mining Inc: Addition of Significant Shareholder

Orosur Mining Inc. ("Orosur” or the "Company”) (TSX:OMI) (AIM:OMI), a South American-focused gold producer, developer and explorer, has received notification that as at December 14, 2015, Ms. Emma St John Cawkwell had a beneficial interest in 3,580,874 ordinary shares in Orosur, representing 3.7% of the total voting rights in the Company's ordinary share capital.

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About Orosur Mining Inc.

Orosur Mining Inc. is a fully integrated gold producer, developer and exploration company focused on identifying and advancing gold projects in South America. The Company operates the only producing gold mine in Uruguay (San Gregorio), and has assembled an exploration portfolio of high quality assets in Uruguay, Chile and Colombia. The Company is quoted in Canada (TSX: OMI) and London (AIM: OMI).

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