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Altair Engineering Inc. – ‘8-K’ for 11/5/20 – ‘XML’

On:  Thursday, 11/5/20, at 4:42pm ET   ·   For:  11/5/20   ·   Accession #:  1564590-20-51405   ·   File #:  1-38263

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

11/05/20  Altair Engineering Inc.           8-K:2,9    11/05/20   11:1.1M                                   ActiveDisclosure/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    216K 
 7: R1          Document and Entity Information                     HTML     46K 
 9: XML         IDEA XML File -- Filing Summary                      XML     12K 
 6: XML         XBRL Instance -- altr-8k_20201105_htm                XML     14K 
 8: EXCEL       IDEA Workbook of Financial Reports                  XLSX      6K 
 4: EX-101.LAB  XBRL Labels -- altr-20201105_lab                     XML     56K 
 5: EX-101.PRE  XBRL Presentations -- altr-20201105_pre              XML     34K 
 3: EX-101.SCH  XBRL Schema -- altr-20201105                         XSD     18K 
10: JSON        XBRL Instance as JSON Data -- MetaLinks               12±    19K 
11: ZIP         XBRL Zipped Folder -- 0001564590-20-051405-xbrl      Zip     34K 


‘XML’   —   XBRL Instance — altr-8k_20201105_htm


This Document is an XBRL XML File.


                                                                                                                                                                                
<?xml version="1.0" encoding="windows-1252"?>
<xbrl xmlns="http://www.xbrl.org/2003/instance" xmlns:dei="http://xbrl.sec.gov/dei/2019-01-31" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink">
<link:schemaRef xlink:href="altr-20201105.xsd" xlink:type="simple"/>
<context id="C_0001701732_20201105_20201105">
<entity>
<identifier scheme="http://www.sec.gov/CIK"> 0001701732 </identifier>
</entity>
<period>
<startDate> 2020-11-05 </startDate>
<endDate> 2020-11-05 </endDate>
</period>
</context>
<dei:AmendmentFlag contextRef="C_0001701732_20201105_20201105" id="F_000002"> false </dei:AmendmentFlag>
<dei:EntityCentralIndexKey contextRef="C_0001701732_20201105_20201105" id="F_000003"> 0001701732 </dei:EntityCentralIndexKey>
<dei:DocumentType contextRef="C_0001701732_20201105_20201105" id="F_000001"> 8-K </dei:DocumentType>
<dei:DocumentPeriodEndDate contextRef="C_0001701732_20201105_20201105" id="F_000004"> 2020-11-05 </dei:DocumentPeriodEndDate>
<dei:EntityRegistrantName contextRef="C_0001701732_20201105_20201105" id="F_000000"> Altair Engineering Inc. </dei:EntityRegistrantName>
<dei:EntityIncorporationStateCountryCode contextRef="C_0001701732_20201105_20201105" id="F_000007"> DE </dei:EntityIncorporationStateCountryCode>
<dei:EntityFileNumber contextRef="C_0001701732_20201105_20201105" id="F_000006"> 001-38263 </dei:EntityFileNumber>
<dei:EntityTaxIdentificationNumber contextRef="C_0001701732_20201105_20201105" id="F_000008"> 38-2591828 </dei:EntityTaxIdentificationNumber>
<dei:EntityAddressAddressLine1 contextRef="C_0001701732_20201105_20201105" id="F_000009"> 1820 E. Big Beaver Road </dei:EntityAddressAddressLine1>
<dei:EntityAddressCityOrTown contextRef="C_0001701732_20201105_20201105" id="F_000010"> Troy </dei:EntityAddressCityOrTown>
<dei:EntityAddressStateOrProvince contextRef="C_0001701732_20201105_20201105" id="F_000011"> MI </dei:EntityAddressStateOrProvince>
<dei:EntityAddressPostalZipCode contextRef="C_0001701732_20201105_20201105" id="F_000012"> 48083 </dei:EntityAddressPostalZipCode>
<dei:CityAreaCode contextRef="C_0001701732_20201105_20201105" id="F_000013"> (248) </dei:CityAreaCode>
<dei:LocalPhoneNumber contextRef="C_0001701732_20201105_20201105" id="F_000014"> 614-2400 </dei:LocalPhoneNumber>
<dei:WrittenCommunications contextRef="C_0001701732_20201105_20201105" id="F_000015"> false </dei:WrittenCommunications>
<dei:SolicitingMaterial contextRef="C_0001701732_20201105_20201105" id="F_000016"> false </dei:SolicitingMaterial>
<dei:PreCommencementTenderOffer contextRef="C_0001701732_20201105_20201105" id="F_000017"> false </dei:PreCommencementTenderOffer>
<dei:PreCommencementIssuerTenderOffer contextRef="C_0001701732_20201105_20201105" id="F_000018"> false </dei:PreCommencementIssuerTenderOffer>
<dei:Security12bTitle contextRef="C_0001701732_20201105_20201105" id="F_000019"> Class A Common Stock $0.0001 par value per share </dei:Security12bTitle>
<dei:TradingSymbol contextRef="C_0001701732_20201105_20201105" id="F_000020"> ALTR </dei:TradingSymbol>
<dei:SecurityExchangeName contextRef="C_0001701732_20201105_20201105" id="F_000021"> NASDAQ </dei:SecurityExchangeName>
<dei:EntityEmergingGrowthCompany contextRef="C_0001701732_20201105_20201105" id="F_000005"> false </dei:EntityEmergingGrowthCompany>
</xbrl>

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Filing Submission 0001564590-20-051405   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)

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