AA ▼ -1.6% - Alcoa Corporation $AA Alcoa Corporation Announces Closing of Debt Offering to Finance Cash Consideration for Acquisition of South32’s Bauxite, Alumina and Aluminum Assets Alcoa Corporation completed a debt offering to finance its acquisition of South32's bauxite, alumina and aluminum assets, a move that signals the company is taking on additional leverage to fund the deal. The stock declined 1.6% today, likely reflecting investor concerns about the increased debt burden despite the strategic value of acquiring those production assets. 23-SEP-2026 04:15 PM ET