Vanguard Mining closes acquisition of Yuty Prometeo

Executive Summary

• Vanguard Mining Corp. has closed the acquisition of the Yuty Prometeo uranium project in southeastern Paraguay, expanding its South American portfolio.
• The acquisition includes four concessions spanning approximately 90,000 hectares (222,395 acres) within the Parana basin, positioned adjacent to Uranium Energy Corp.'s established Yuty deposit.
• The transaction involves the acquisition of 100% of 1302343 B.C. Ltd., which holds an 85% interest in Paraguay Uranium SA, the owner of the concessions.

Key Details

• Transaction Structure: Vanguard Mining Corp. closed the acquisition following a definitive agreement dated June 17, 2025, and a letter of intent dated April 8, 2025.
• Target Entity: The company acquired 100% of 1302343 B.C. Ltd., which holds an 85% interest in Paraguay Uranium SA.
• Asset Details: The Yuty Prometeo project consists of four concessions:
  • Three San Jose concessions.
  • One Yuty Uno (referred to as Prometeo in the "About the Yuty Prometeo project" section) concession.
• Land Area: The concessions collectively span approximately 90,000 hectares (222,395 acres).
  • Prometeo concession: ~27,666 hectares (68,368 acres), directly contiguous to Uranium Energy's Yuty project.
  • San Jose concessions: ~62,210 hectares (153,754 acres), located approximately 100 km northwest of Uranium Energy's Yuty project and 40 km west of its Coronel Oviedo project.
• Strategic Positioning: The project is located in the Parana basin, adjacent to Uranium Energy Corp.'s Yuty deposit, which hosts an indicated resource of 8.96 million pounds of U3O8.
• Historical Data:
  • Prometeo concession: Historical records reference 28 drill holes with uranium values ranging from 0.05% to 0.10% U3O8.
  • San Jose concessions: A radiometric car survey over a 40km x 10km area delineated significant uranium anomalies.
  • Data from Anschutz Corp. suggests the Prometeo block lies on trend with Uranium Energy's adjacent Transandes block.
• Adjacent Asset Context: Uranium Energy's Yuty ISR project covers ~117,359 hectares and hosts an indicated resource of 8,962,000 pounds and an inferred resource of 2,203,000 pounds U3O8 (per July 1, 2022 technical report).
• Administrative Action: The company granted 800,000 restricted share units (RSUs) to officers and directors.
  • Term: One year.
  • Expiration: September 1, 2026.

Notable Quotes

• David Greenway, CEO: "Closing on the Yuty Prometeo concessions is a major milestone for Vanguard and underscores our commitment to building a dominant uranium portfolio in South America... This acquisition not only strengthens our strategic footprint in the Parana basin but also advances Vanguard's broader mission to secure critical minerals that will drive the global clean energy transition."