<SEC-DOCUMENT>0001532155-23-000017-index.html : 20230213
<SEC-HEADER>0001532155-23-000017.hdr.sgml : 20230213
<ACCEPTANCE-DATETIME>20230213114034
ACCESSION NUMBER:		0001532155-23-000017
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20230213
DATE AS OF CHANGE:		20230213

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ATI INC
		CENTRAL INDEX KEY:			0001018963
		STANDARD INDUSTRIAL CLASSIFICATION:	STEEL PIPE & TUBES [3317]
		IRS NUMBER:				251792394
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-46715
		FILM NUMBER:		23615898

	BUSINESS ADDRESS:	
		STREET 1:		2021 MCKINNEY AVENUE
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75201
		BUSINESS PHONE:		4123942800

	MAIL ADDRESS:	
		STREET 1:		2021 MCKINNEY AVENUE
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75201

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ALLEGHENY TECHNOLOGIES INC
		DATE OF NAME CHANGE:	19991213

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ALLEGHENY TELEDYNE INC
		DATE OF NAME CHANGE:	19960716

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ALLIANCEBERNSTEIN L.P.
		CENTRAL INDEX KEY:			0001109448
		STANDARD INDUSTRIAL CLASSIFICATION:	INVESTMENT ADVICE [6282]
		IRS NUMBER:				134064930
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		501 COMMERCE STREET
		CITY:			NASHVILLE
		STATE:			TN
		ZIP:			37203
		BUSINESS PHONE:		6156220000

	MAIL ADDRESS:	
		STREET 1:		501 COMMERCE STREET
		CITY:			NASHVILLE
		STATE:			TN
		ZIP:			37203

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ALLIANCE CAPITAL MANAGEMENT L P
		DATE OF NAME CHANGE:	20000316
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>SEC13G_Filing.htm
<DESCRIPTION>SEC SCHEDULE 13G
<TEXT>
Document 1 - file: SEC13G_Filing.htm

</DOCUMENT>
</SEC-DOCUMENT>