K92 Mining produces Au-Cu-Ag concentrate at Kainantu

Executive Summary

• K92 Mining Inc. has achieved its first commercial-grade gold-copper-silver concentrate production and officially inaugurated its Stage 3 expansion process plant at the Kainantu gold mine in Papua New Guinea.
• The new plant has a capacity of 1.2 million tonnes per annum (tpa) and was delivered under budget.
• The inauguration ceremony was attended by the Prime Minister of Papua New Guinea and other high-level government and community stakeholders.

Key Details

• Production Milestone: First commercial-grade gold-copper-silver concentrate produced; shipments to commence imminently.
• Plant Capacity: Stage 3 expansion process plant capacity is 1.2 million tonnes per annum (tpa).
• Inauguration Event: Held on-site on October 16, 2025.
• Gold Pour Result: Produced 458 ounces of dore gold during the ceremony.
• Attendees: Prime Minister James Marape, Minister for Mining Hon. Rainbo Paita, Eastern Highlands Provincial Government members, landowner association chairmen, and K92 board members.
• Commissioning Status: On track for completion of commissioning in the first half of Q4.
• Financial Status: Plant delivered under budget; 90% of Stage 3 expansion capital has been spent or committed as of September 30, 2025.
• Strategic Goal: Advancing towards Tier 1, mid-tier producer status.

Notable Quotes

• John Lewins, CEO and Director: "I am very pleased to announce that the Stage 3 expansion process plant has achieved its inaugural production, a major milestone for our company, our stakeholders and the country of Papua New Guinea... This achievement is the result of the tireless efforts and collaboration of our work force, contractors and partners. I commend our team for successfully bringing this major project on-line safely, efficiently and under budget."
• John Lewins, CEO and Director: "This marks an exciting chapter in K92's history as the company advances towards Tier 1, mid-tier producer status. Beyond celebrating this milestone, we are excited for the significant long-term benefits that the Stage 3 expansion will deliver for our employees, communities and all stakeholders."