• Altamira Gold released an investor presentation outlining a district-scale exploration strategy at its 90,000-hectare Cajueiro porphyry gold district in Brazil.
• Combined resources of about 1.4 million oz across Cajueiro Central and Maria Bonita, located 7 km apart, with both deposits open.
• Maria Bonita resource: 358,000 oz indicated at 0.46 g/t Au; 362,000 oz inferred at 0.44 g/t Au; expansion drilling targets westward.
• Cajueiro Central resource: 185,000 oz indicated at 1.02 g/t Au; 515,000 oz inferred at 1.26 g/t Au; recoveries cited at 94%-96%.
• Trial mining optionality flagged via an environmental permit received in 2025, valid through 2027, positioned as a potential early cash source.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Altamira Gold Corp. published the original content used to generate this news brief on September 02, 2026, and is solely responsible for the information contained therein.