or the "Company†) today announced adjustments to its operating schedule in response to continued challenging market conditions in the softwood lumber sector. Given current market conditions, GreenFirst will extend its holiday curtailment at three of its four sawmills — Hearst, Kapuskasing, and Cochrane — resulting in a three-week shutdown from December 22, 2025 to January 9, 2026. "Softwood lumber mark. NORTH BAY, Ontario--(BUSINESS WIRE)--GreenFirst Forest Products Inc. (TSX: GFP) ("GreenFirst†...