Entity Information

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Economic entity name	ALCOA CORP
CIK	0001675149
Accession number	0001193125-17-083862
Generator	RR Donnelley
SEC filing page	http://www.sec.gov/Archives/edgar/data/1675149/000119312517083862/0001193125-17-083862-index.htm
XBRL Instance	http://www.sec.gov/Archives/edgar/data/1675149/000119312517083862/aa-20161231.xml
XBRL Cloud Viewer	https://edgardashboard.xbrlcloud.com/flex/viewer/XBRLViewer.html#instance=http://www.sec.gov/Archives/edgar/data/1675149/000119312517083862/aa-20161231.xml