K92 Mining Announces Major Operational Milestone With First Production and Official Inauguration of the Stage 3 Expansion Process Plant

On October 16, 2025, K92 Mining announced that it has achieved first production of commercial-grade gold-copper-silver concentrate from its new Stage 3 Expansion process plant at the Kainantu Gold Mine in Papua New Guinea. The company stated the plant was delivered under budget and that commissioning is on track for completion in the first half of Q4 2025. An inauguration ceremony was held, attended by the Prime Minister of Papua New Guinea and other dignitaries, which included a gold pour of 458 ounces.

This is a major de-risking event and the successful culmination of the company's primary strategic objective over the past two years. The announcement confirms that K92 is successfully executing its transition into a Tier 1 mid-tier producer.

Reviewing the historical news provides critical context: * Guidance and Timeline: The company has consistently guided for the commissioning and completion of the Stage 3 plant. The July 8, 2025, news confirmed commissioning had begun in June, and the October 8, 2025, release stated construction was complete, under budget, and first production was targeted for the first half of Q4. This most recent news is the direct and timely fulfillment of that guidance, which is a hallmark of a competent management team. * Financial Impact: The Stage 3 plant increases processing capacity to 1.2 million tonnes per annum (mtpa), a 100% increase from the Stage 2A capacity. As outlined in the Updated Integrated Development Plan (October 16, 2024), this expansion is projected to significantly increase production to over 300,000 AuEq ounces annually and drastically lower all-in sustaining costs (AISC) to a life-of-mine average of $665/oz gold. This news confirms the company is on the direct path to achieving this step-change in revenue and free cash flow. * Risk Reduction: The greatest risks in a mine's life cycle are often related to construction and commissioning. Announcing first concentrate, under budget, removes a significant amount of execution risk from the investment thesis. The project is no longer a plan; it is an operating reality. * Sovereign Risk: The high-profile attendance of Papua New Guinea's Prime Minister at the inauguration ceremony is a powerful endorsement. It signals strong government support for the project, mitigating a key concern for any operation in PNG.

While this milestone was expected and well-telegraphed, its successful achievement is highly material and positive. It solidifies the company's growth trajectory and validates the market's confidence, which has been reflected in the stock's strong performance over the past year. This is not a surprise discovery but a critical operational success that underpins the entire investment case.

K92 Mining Inc. is a high-grade, low-cost gold producer operating the Kainantu Gold Mine in the Eastern Highlands province of Papua New Guinea. The mine's ore bodies, primarily the Kora and Judd vein systems, are known for their high-grade gold and significant copper and silver credits. The company's flagship project has been the Stage 3 and Stage 4 Expansions, designed to transform the Kainantu mine into a world-class, Tier 1 mid-tier operation. The recently commissioned Stage 3 expansion increases processing capacity from ~0.6 mtpa to 1.2 mtpa.