The long-suffering lithium sector is enjoying a rare boom after mining giant Rio Tinto Group (NYSE:RIO) announced an all-cash $6.7 billion deal for Arcadium Lithium Plc (NYSE:ALTM), good for a hefty 90% premium to the Oct. 4 closing price. Both company boards unanimously approved the merger, with the deal expected to close mid-2025. Arcadium Lithium was formed in January 2024 following the US$10.6 billion merger of equals between U.S.-based Livent and Australia’s Alkem. Arcadium Lithium’s shares have nearly doubled since the merger…
