• Zacatecas Silver received a drill permit for its Oso Negro gold-silver project in Sonora, Mexico, clearing the final regulatory requirement.
• A 2,500-meter maiden diamond drilling program will target the Prospecto and Tere vein systems from 20 drill pads.
• Planned holes will test whether high-grade surface mineralization continues at depths of 40 to 80 meters.
• Surface sampling returned grades up to 20.3 grams per metric ton gold and 3,480 grams per metric ton silver across 510 samples.
• Surface access is secured under a renewable one-year agreement signed August 28, 2026, leaving the project ready for drilling.

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. Zacatecas Silver Corp. published the original content used to generate this news brief via GlobeNewswire (Ref. ID: 202610290630PRIMZONEFULLFEED9855539) on October 29, 2026, and is solely responsible for the information contained therein.