LONDON - Orosur Mining Inc. ('Orosur' or the 'Company') (TSX: OMI) (AIM: OMI), announces that it has been informed by the San Gregorio Trust that it has successfully sold its entire shareholding of 10 million common shares in the Company, and no longer holds a beneficial interest in the Company.

Contact:

Louis Castro

Tel: +1 (778) 373-0100

Email: info@orosur.ca

The information contained within this announcement is deemed by the Company to constitute inside information as stipulated under the Market Abuse Regulations (EU) No. 596/2014 ('MAR') which has been incorporated into UK law by the European Union (Withdrawal) Act 2018. Upon the publication of this announcement via Regulatory Information Service ('RIS'), this inside information is now considered to be in the public domain.

About Orosur Mining Inc.

Orosur Mining Inc. (TSX: OMI; AIM: OMI) is a precious metals developer and explorer focused on identifying and advancing gold projects in South America. The Company operates in Colombia and Uruguay.

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