<SEC-DOCUMENT>0001157523-21-000368-index.html : 20210319
<SEC-HEADER>0001157523-21-000368.hdr.sgml : 20210319
<ACCEPTANCE-DATETIME>20210318183757
ACCESSION NUMBER:		0001157523-21-000368
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		13
CONFORMED PERIOD OF REPORT:	20210318
ITEM INFORMATION:		Other Events
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20210319
DATE AS OF CHANGE:		20210318

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Alcoa Corp
		CENTRAL INDEX KEY:			0001675149
		STANDARD INDUSTRIAL CLASSIFICATION:	PRIMARY PRODUCTION OF ALUMINUM [3334]
		IRS NUMBER:				811789115
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37816
		FILM NUMBER:		21755864

	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>
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<TYPE>8-K
<SEQUENCE>1
<FILENAME>a52398231.htm
<DESCRIPTION>ALCOA CORPORATION 8-K
<TEXT>
Document 1 - file: a52398231.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
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<FILENAME>a52398231ex99_1.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
Document 2 - file: a52398231ex99_1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>3
<FILENAME>aa-20210318.xsd
<DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA
<TEXT>
Document 3 - file: aa-20210318.xsd

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.LAB
<SEQUENCE>4
<FILENAME>aa-20210318_lab.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE
<TEXT>
Document 4 - file: aa-20210318_lab.xml

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<TYPE>EX-101.PRE
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<TEXT>
Document 5 - file: aa-20210318_pre.xml

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Document 6 - file: a52398231_htm.html

Document 6 - RAW XML: a52398231_htm.xml

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<SEQUENCE>7
<FILENAME>R1.htm
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<TEXT>
Document 7 - file: R1.htm

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<DOCUMENT>
<TYPE>EXCEL
<SEQUENCE>8
<FILENAME>Financial_Report.xlsx
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<TEXT>
Document 8 - file: Financial_Report.xlsx

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<SEQUENCE>9
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<TEXT>
Document 9 - file: Show.js

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<SEQUENCE>10
<FILENAME>report.css
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<TEXT>
Document 10 - file: report.css

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<DOCUMENT>
<TYPE>XML
<SEQUENCE>11
<FILENAME>FilingSummary.xml
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<TEXT>
Document 11 - file: FilingSummary.html

Document 11 - RAW XML: FilingSummary.xml

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<TYPE>JSON
<SEQUENCE>13
<FILENAME>MetaLinks.json
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 13 - file: MetaLinks.json

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<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>14
<FILENAME>0001157523-21-000368-xbrl.zip
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 14 - file: 0001157523-21-000368-xbrl.zip

</DOCUMENT>
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