Aterra Metals reports 284-meter intercept grading 0.64% CuEq at Totora copper-gold project in Chile

• Aterra Metals reported Phase I drill assays from its Totora copper-gold project, highlighting a long mineralized intercept at the Frontera deposit.
• Hole AFROD01 returned 284 m at 0.64% CuEq from surface, including 180 m at 0.71% CuEq.
• At the Totora porphyry, hole ATOD01 intersected 194 m at 0.41% CuEq starting at 254 m downhole.
• The Phase I program totaled 2,745 m of drilling across Frontera, Totora, Algarrobilla; Phase II targets resource growth, step-outs, infill drilling.
• Management plans to commission an independent NI 43-101 mineral resource covering the Frontera, Totora, Clinton porphyries.

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. Aterra Metals Inc. published the original content used to generate this news brief via Newsfile (Ref. ID: 202607160730NEWSFILECNPR____20260716_305400_1) on July 16, 2026, and is solely responsible for the information contained therein.