Alkane Resources Reports Growth in Mineral Resources Across Key Assets — Alkane Resources Limited

Event summary

Alkane Resources reported a 10% increase in total measured and indicated mineral resources to 578,796 kt as of June 30, 2026.
Gold reserves grew by 8% across Björkdal, Tomingley, and Costerfield mines, with Björkdal showing the highest contained gold at 1,497 koz.
Antimony reserves at Costerfield increased by 15% to 15.0 kt, reinforcing its position as a key antimony producer.
Boda-Kaiser project's resources remain unchanged since October 2025, with 537,000 kt of measured resources containing 5,573 koz of gold and 1.01 Mt of copper.

The big picture

Alkane's resource growth reflects successful exploration programs across its producing assets, reinforcing its strategic position in the gold and antimony sectors. The increase in reserves at key mines like Costerfield and Björkdal underscores the company's ability to replace depleted resources, a critical factor in maintaining long-term production capabilities. This update comes amid broader industry trends of resource depletion and the need for sustained exploration to support future mining operations.

What we're watching

Exploration Efficiency: Whether Alkane can sustain current resource growth rates through continued exploration and extension of mineral resources.
Market Dynamics: How fluctuations in gold and antimony prices may impact the valuation and strategic positioning of Alkane's assets.
Project Development: The pace at which Alkane advances the Boda-Kaiser project, given its significant resource potential and economic development pathway.