Alcoa Corp. has agreed to buy South32 Ltd.’s bauxite, alumina and aluminum assets in a deal worth as much as $5.6 billion, cementing its position as a top producer as long-term demand strengthens and the Iran war exposes supply concerns.
The South32 logo atop 108 St Georges Terrace, left, the BHP Group logo atop Brookfield Place, center, and the Rio Tinto Group Ltd. logo atop Central Park tower, in Perth, Australia, on Friday, Jan. 17, 2025. Rio Tinto Group and Glencore Plc have been discussing combining their businesses, which if successful would rank as the largest-ever mining deal and create a behemoth to rival longstanding leader BHP Group.