Alcoa Corporation

Item 7.01 Regulation FD Disclosure. On June 30, 2026, Alcoa Corporation (“Alcoa”) issued a press release announcing the entry into the Umbrella Implementation Deed, dated as of June 30, 2026, to acquire South32 Limited’s (“South32”) interests in bauxite mine, alumina refinery and aluminum smelter operations, subject to the terms and conditions set forth therein (the “Transaction”). A copy of the press release is furnished as Exhibit 99.1 hereto and incorporated herein by reference solely for purposes of this Item 7.01 disclosure. A copy of a presentation providing certain information regarding the Transaction is attached hereto as Exhibit 99.2 and is incorporated herein by reference solely for purposes of this Item 7.01 disclosure. The information contained and incorporated by reference in Item 7.01 of this Current Report on Form 8-K, including Exhibits 99.1 and 99.2 attached hereto, is being furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of such section. The information in this Item 7.01, including Exhibits 99.1 and 99.2, shall not be incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any incorporation by reference language in any such filing.