Foremost Lithium Resource is trading at $0.55, up 5.12% after hours on October 23, 2026, following its Denison agreement. - Earlier that day, shares closed at $0.52, up 13.25%. - The deal involves selling a 31% interest in the GR and Blackwing properties, forming two exploration joint ventures, and providing $650,000. Foremost retains 20% in each, while Denison funds 80% of future expenditures. - Closing is expected around November 2, subject to approvals.