SEC Info - Allegheny Technologies Inc. - ‘8-K’ for 1/28/21

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Allegheny Technologies Inc. – ‘8-K’ for 1/28/21 – ‘EX-101.DEF’

On: Thursday, 1/28/21, at 7:40am ET · For: 1/28/21 · Accession #: 1628280-21-940 · File #: 1-12001

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 1/28/21  Allegheny Technologies Inc.       8-K:2,9     1/28/21   13:757K                                   Workiva Inc Wde… FA01/FA

Current Report — Form 8-K
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 8-K         Current Report                                      HTML     30K 
 2: EX-99.1     Miscellaneous Exhibit                               HTML    183K 
 9: R1          Cover                                               HTML     46K 
11: XML         IDEA XML File -- Filing Summary                      XML     12K 
 8: XML         XBRL Instance -- ati-20210128_htm                    XML     22K 
10: EXCEL       IDEA Workbook of Financial Reports                  XLSX      6K 
 4: EX-101.CAL  XBRL Calculations -- ati-20210128_cal                XML      7K 
 5: EX-101.DEF  XBRL Definitions -- ati-20210128_def                 XML      9K 
 6: EX-101.LAB  XBRL Labels -- ati-20210128_lab                      XML     68K 
 7: EX-101.PRE  XBRL Presentations -- ati-20210128_pre               XML     34K 
 3: EX-101.SCH  XBRL Schema -- ati-20210128                          XSD     12K 
12: JSON        XBRL Instance as JSON Data -- MetaLinks               12±    18K 
13: ZIP         XBRL Zipped Folder -- 0001628280-21-000940-xbrl      Zip     37K

‘EX-101.DEF’ — XBRL Definitions — ati-20210128_def

This Exhibit is an XBRL XML File.

<?xml version="1.0" encoding="windows-1252"?>

<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">

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<link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension"/>

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<link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>

<link:roleRef roleURI="http://www.atimetals.com/role/Cover" xlink:type="simple" xlink:href="ati-20210128.xsd#Cover"/>

<link:definitionLink xlink:role="http://www.atimetals.com/role/Cover" xlink:type="extended" id="i7649cf754ad64dc6839f93bf975bcc8a_Cover"/>

</link:linkbase>

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Filing Submission 0001628280-21-000940 – Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)

Allegheny Technologies Inc. – ‘8-K’ for 1/28/21 – ‘EX-101.DEF’

On: Thursday, 1/28/21, at 7:40am ET · For: 1/28/21 · Accession #: 1628280-21-940 · File #: 1-12001

Previous ‘8-K’: ‘8-K’ on 12/4/20 for 12/2/20 · Next: ‘8-K’ on / for 3/2/21 · Latest: ‘8-K’ on / for 3/14/24

Current Report — Form 8-KFiling Table of Contents

‘EX-101.DEF’ — XBRL Definitions — ati-20210128_def

This Exhibit is an XBRL XML File.

Current Report — Form 8-K
Filing Table of Contents