Trilogy Metals shares soar 215% after US takes 10% stake in Canadian mining firm
1. Trilogy Metals shares surged 215% after US government investment announcement. 2. The government will invest $35.6 million for a 10% stake in Trilogy. 3. The deal supports domestic copper and mineral supplies against China's dominance. 4. Ambler Road project approval will boost access to valuable mineral deposits. 5. Demand for critical minerals is rising due to clean energy needs.