Orosur Mining Inc Announces Exercise of Warrants

Exercise of Warrants, Issue of Shares and Total Voting Rights

LONDON, December 11, 2024 - Orosur Mining Inc. ("Orosur" or "the Company") (AIM:OMI)(TSXV:OMI), a minerals explorer and developer with projects in Colombia, Argentina and Nigeria, advises that, following an exercise of warrants at an exercise price of US$0.0494 (approximately 3.697p) each, the Company has issued 899,280 new common shares of no par value each ("Common Shares") for a total consideration of US$44,424.

Application has been made for the 899,280 Common Shares, which rank pari passu with the existing Common Shares in issue, to be admitted to trading on AIM ("Admission"). It is expected that Admission will become effective and dealings will occur at 8:00am UK time on or around 16 December 2024.

Following Admission, the Company's new issued share capital will comprise 236,519,703 Common Shares. When calculating voting rights, shareholders should use this figure as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change in their interest in, the share capital of the Company under the FCA's Disclosure and Transparency Rules.

For further information, visit www.orosur.ca, follow on X @orosurm or please contact:

Orosur Mining Inc
Louis Castro, Chairman
Brad George, CEO
info@orosur.ca
Tel: +1 (778) 373-0100

SP Angel Corporate Finance LLP - Nomad & Joint Broker
Jeff Keating / Caroline Rowe
Tel: +44 (0) 20 3470 0470

Turner Pope Investments (TPI) Ltd - Joint Broker

Andy Thacker/James Pope
Tel: +44 (0)20 3657 0050

Flagstaff Communications and Investor Communications

Tim Thompson
Mark Edwards
Fergus Mellon
orosur@flagstaffcomms.com
Tel: +44 (0)207 129 1474

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SOURCE: Orosur Mining Inc