    <SEC-DOCUMENT>0001193125-17-158907-index.html : 20170504
    <SEC-HEADER>0001193125-17-158907.hdr.sgml : 20170504
    <ACCEPTANCE-DATETIME>20170504165601
    ACCESSION NUMBER:		0001193125-17-158907
    CONFORMED SUBMISSION TYPE:	DEFA14A
    PUBLIC DOCUMENT COUNT:		12
    FILED AS OF DATE:		20170504
    DATE AS OF CHANGE:		20170504
    EFFECTIVENESS DATE:		20170504

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Arconic Inc.
    		CENTRAL INDEX KEY:			0000004281
    		STANDARD INDUSTRIAL CLASSIFICATION:	ROLLING DRAWING & EXTRUDING OF NONFERROUS METALS [3350]
    		IRS NUMBER:				250317820
    		STATE OF INCORPORATION:			PA
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEFA14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-03610
    		FILM NUMBER:		17814877

    	BUSINESS ADDRESS:
    		STREET 1:		390 PARK AVENUE
    		CITY:			NEW YORK
    		STATE:			NY
    		ZIP:			10022-4608
    		BUSINESS PHONE:		2128362732

    	MAIL ADDRESS:
    		STREET 1:		390 PARK AVENUE
    		CITY:			NEW YORK
    		STATE:			NY
    		ZIP:			10022-4608

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	ALCOA INC.
    		DATE OF NAME CHANGE:	20141003

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	ALCOA INC
    		DATE OF NAME CHANGE:	19990105

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	ALUMINUM CO OF AMERICA
    		DATE OF NAME CHANGE:	19920703
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEFA14A
    <SEQUENCE>1
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    <DESCRIPTION>DEFA14A
    <TEXT>
    Document 1 - file: d375695ddefa14a.htm

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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: g3756951.jpg

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    <SEQUENCE>3
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: g3756952.jpg

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    <DESCRIPTION>GRAPHIC
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    Document 4 - file: g375695810.jpg

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    <SEQUENCE>5
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    <DESCRIPTION>GRAPHIC
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    Document 5 - file: g375695img18.jpg

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    <SEQUENCE>6
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: g375695txs11g1.jpg

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    <SEQUENCE>7
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: g375695txs12g1.jpg

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    <SEQUENCE>8
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    Document 8 - file: g375695txs13g1.jpg

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    <SEQUENCE>9
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    Document 9 - file: g375695txs14g1.jpg

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    <SEQUENCE>10
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    Document 10 - file: g375695txs15g1.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: g375695txs16g1.jpg

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    <TYPE>GRAPHIC
    <SEQUENCE>12
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: g375695txs17g1.jpg

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