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Summary by AI ^BETAClose X

Orosur Mining Inc. announced that during May 2026, it issued 2,850,000 new common shares upon the exercise of restricted stock units and an additional 2,206,000 common shares for Cdn$551,500 following the exercise of warrants at Cdn$0.25 each. Consequently, the company now has 401,005,074 common shares in issue, which shareholders should use as the denominator for calculating their notification obligations under the FCA's Disclosure and Transparency Rules.

Disclaimer*

Orosur Mining Inc

01 June 2026

Orosur Gold Logo

Orosur Mining Inc

Total Voting Rights

London, June 1st 2026, Orosur Mining Inc. ("Orosur" or "the Company") (AIM/TSXV: OMI), a minerals explorer and developer with projects in Colombia and Argentina, advises that during May 2026, the Company issued 2,850,000 new common shares of no par value each ("Common Shares") following the exercise of 2,850,000 restricted stock units (as announced on 19 May 2026) and 2,206,000 Common Shares for a total consideration of Cdn$551,500 following the exercise of 2,206,000 warrants at a price of Cdn$0.25 from its block listing announced on 14 January 2026.

For the purposes of the Disclosure Guidance and Transparency Rules, the Company has 401,005,074 Common Shares in issue. Shareholders may 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

Caroline Rowe / Jen Clarke / Devik Mehta

Tel: +44 (0) 20 3470 0470

Turner Pope Investments (TPI) Ltd - Joint Broker

Andy Thacker/Guy McDougall
Tel: +44 (0)20 3657 0050

Flagstaff Communications and Investor Communications

Tim Thompson
Fergus Mellon

Allison Allfrey

orosur@flagstaffcomms.com

Tel: +44 (0)207 129 1474

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.

Neither TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release.

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