Orosur Mining Inc (TSX-V/AIM: OMI) ('Orosur' or the 'Company') announces that on Friday, 5th May 2023 and today (9th May 2023), Brad George, CEO of the Company acquired 150,000 common shares of no par value in the Company ('Common Shares'), Louis Castro, Executive Chairman, acquired 60,000 Common Shares and Joaquin Sarroca, Corporate Counsel and Corporate Secretary, acquired 60,000 Common Shares.

Following these transactions, Brad George holds 312,000 Common Shares, representing 0.17 per cent. of the Company's issued share capital, Louis Castro holds 205,000 Common Shares representing 0.11 per cent. of the Company's issued share capital and Joaquin Sarroca holds 110,344 Common Shares, representing 0.06 per cent. of the Company's issued share capital.

Contact:

Tel: +1 (778) 373-0100

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.V: OMI; AIM: OMI) is a minerals explorer and developer focused on identifying and advancing projects in South America. The Company operates in Colombia, Argentina and Brazil. It has discontinued operations in Uruguay

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