Aura Minerals Announces Exercise of Warrants in Altamira Gold Corp.

ROAD TOWN, British Virgin Islands, Nov. 06, 2025 (GLOBE NEWSWIRE) -- Aura Minerals Inc. (NASDAQ: AUGO) (B3: AURA33) (“Aura” or the “Company”) announces that it has exercised 24,000,000 common share purchase warrants (each, a “Warrant”) of Altamira Gold Corp. (the “Issuer” or “Altamira”) at an exercise price of CAD$0.20 per Warrant. Each Warrant was exercisable for one common share (each, a “Share”) of the Issuer.

Immediately prior to the acquisition of the securities described in this press release, Aura owned 30,000,000 Shares and 27,000,000 Warrants, representing approximately 11.3% of the issued and outstanding Shares on a non-diluted basis and approximately 19.5% of the issued and outstanding Shares on a fully diluted basis. Immediately following the transaction that triggered the requirement to file this press release, Aura owns 54,000,000 Shares and 3,000,000 Warrants, representing approximately 18.22% of the issued and outstanding Shares on a non-diluted basis and approximately 19.04% of the issued and outstanding Shares on a fully diluted basis.

Aura acquired the securities of the Issuer for investment purposes given the exploration potential of Altamira. Aura may, from time to time and depending on the market and other conditions, acquire additional securities of the Issuer, dispose of some or all of the existing or additional securities it holds or will hold, or may continue to hold its current position, depending on market conditions, reformulation of plans and/or relevant factors.

For additional information on Altamira, readers are encouraged to visit: https://altamiragold.com/. Altamira’s head office is located at Suite 1500 409 Granville St., Vancouver, British Columbia, V6C 1T2.

This press release is issued pursuant to National Instrument 62-103 —The Early Warning System and Related Take-Over Bid and Insider Reporting Issues, which also require a report to be filed with regulatory authorities in each of the jurisdictions containing additional information with respect to the foregoing matters (the “Early Warning Report”). A copy of the Early Warning Report will be filed with the Issuer’s documents on the SEDAR+ website at www.sedarplus.com.

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Aura is focused on mining in complete terms – thinking holistically about how its business impacts and benefits every one of our stakeholders: our company, our shareholders, our employees, and the countries and communities we serve. We call this 360° Mining.