Aura Minerals Doubles Gold Reserves at Serra Grande Project to 752,770 Oz, Confirming 10-Year Mine Life

summarizeSummary

Aura Minerals Inc. filed an amendment to its annual report, disclosing updated Mineral Resource and Reserve estimates for its recently acquired Mineração Serra Grande Project, significantly increasing total gold reserves and outlining a 10-year mine life with a strong economic outlook.

check_boxKey Events

• Significant Increase in Gold Reserves

  Total Proven and Probable Mineral Reserves for the Mineração Serra Grande Project increased to 11.93 Mt at 1.96 g/t Au, totaling 752,770 ounces of gold. This is nearly double the previous estimate of 370,000 ounces.

• 10-Year Mine Life Confirmed

  The updated Mineral Reserve supports a total mine life of 10 years, providing long-term operational stability and revenue visibility.

• Strong Economic Outlook

  The project's economic analysis indicates a post-tax Net Present Value (NPV) of US$588.1 million at a 5% discount rate, based on a gold price of US$3,515/oz and an All-in Sustaining Cost (AISC) of US$1,347.28/oz.

• First Post-Acquisition Reserve Disclosure

  This report marks the first comprehensive disclosure of Mineral Resources and Reserves for the Mineração Serra Grande Project under Aura Minerals Inc.'s ownership, following its acquisition in December 2025.

auto_awesomeAnalysis

This 20-F/A provides crucial details for Aura Minerals Inc.'s recently acquired Mineração Serra Grande Project, which was acquired in December 2025. The filing includes a comprehensive technical report that nearly doubles the total gold reserves from 0.37 Moz to 0.75 Moz compared to the previous disclosure by AngloGold Ashanti. This substantial increase in reserves, coupled with a projected 10-year mine life and a post-tax NPV of $588.1 million, significantly enhances the company's long-term operational outlook and asset value. Investors should view this as a strong validation of the acquisition and a positive indicator for future production and profitability.