USA Rare Earth (USAR) Stock Soars on New Supply Deal: Latest News, Forecasts and Outlook as of December 4, 2025
USA Rare Earth (NASDAQ: USAR) shares surged about 25% on December 4 after its Less Common Metals unit signed a rare-earth supply deal with Solvay and Arnold Magnetic Technologies. The stock closed near $17.48, valuing the company at roughly $1.9 billion. Analysts cited the Stillwater magnet facility and “mine-to-magnet” strategy as factors in the rally.