• Oroco Resource reported completion of South Zone resource drilling at Santo Tomás in its Q3 2026 newsletter, including post-quarter updates.
• Phase 2 drilling totaled 50 holes covering 15,263.2 meters as of October 8, 2026.
• The program targets upgrading South Zone resources to Indicated for a pre-feasibility study; Pillar Zone drilling and geotechnical work continue.
• Hole S045 returned 234.6 meters grading 0.52% copper equivalent in central South Zone infill drilling.
• Hole S042 intersected 369.3 meters grading 0.45% copper equivalent from surface.

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. Oroco Resource Corp. published the original content used to generate this news brief on October 27, 2026, and is solely responsible for the information contained therein.