<SEC-DOCUMENT>0000950170-25-042039-index.html : 20250319 <SEC-HEADER>0000950170-25-042039.hdr.sgml : 20250319 <ACCEPTANCE-DATETIME>20250319162704 ACCESSION NUMBER: 0000950170-25-042039 CONFORMED SUBMISSION TYPE: DEFA14A PUBLIC DOCUMENT COUNT: 3 FILED AS OF DATE: 20250319 DATE AS OF CHANGE: 20250319 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Alcoa Corp CENTRAL INDEX KEY: 0001675149 STANDARD INDUSTRIAL CLASSIFICATION: PRIMARY PRODUCTION OF ALUMINUM [3334] ORGANIZATION NAME: 04 Manufacturing IRS NUMBER: 811789115 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: DEFA14A SEC ACT: 1934 Act SEC FILE NUMBER: 001-37816 FILM NUMBER: 25753099 BUSINESS ADDRESS: STREET 1: 201 ISABELLA STREET STREET 2: SUITE 500 CITY: PITTSBURGH STATE: PA ZIP: 15212 BUSINESS PHONE: 412-315-2900 MAIL ADDRESS: STREET 1: 201 ISABELLA STREET STREET 2: SUITE 500 CITY: PITTSBURGH STATE: PA ZIP: 15212 FORMER COMPANY: FORMER CONFORMED NAME: Alcoa Upstream Corp DATE OF NAME CHANGE: 20160520 </SEC-HEADER> <DOCUMENT> <TYPE>DEFA14A <SEQUENCE>1 <FILENAME>alcoa_defa14a_-_sh_lette.htm <DESCRIPTION>DEFA14A <TEXT> Document 1 - file: alcoa_defa14a_-_sh_lette.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>2 <FILENAME>img64400486_0.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 2 - file: img64400486_0.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>3 <FILENAME>img64400486_1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 3 - file: img64400486_1.jpg
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