Osisko Drills More High Grades Across Windfall ... ⟶ ❲Recommended❳

Full-scale construction of the processing plant is slated to take 18–24 months.

The feasibility study projected an All-In Sustaining Cost ( AISC ) of approximately US$758–$760 per ounce , positioning it as one of the lowest-cost mines in Canada. Osisko drills more high grades across Windfall ...

Recent deep drilling has targeted the projected down-plunge extension of the Lynx 4 zone at vertical depths of nearly 1,700 meters, returning significant results such as 81.8 g/t gold over 3.5 meters . Full-scale construction of the processing plant is slated

Recent infill results (February 2026) continue to show high-grade continuity, with some intercepts reaching average grades of 11.3 g/t Au in the measured category. Project Status and Path to Production Recent infill results (February 2026) continue to show

The site is now fully powered by hydroelectricity through an 85km power line operated by the Cree First Nation of Waswanipi , significantly reducing the project's carbon footprint.

Final environmental approvals and a formal Board Investment Decision (FID) are expected in the second half of 2025 or early 2026.