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Form DEF 14A - Other definitive proxy statements:
SEC Accession No. 0001193125-23-114192
Filing Date
2023-04-25
Accepted
2023-04-25 08:01:13
Documents
20

Document Format Files

Seq Description Document Type Size
1 DEF 14A d421123ddef14a.htm   iXBRL DEF 14A 844828
6 GRAPHIC g421123g01g51.jpg GRAPHIC 52077
7 GRAPHIC g421123g02g51.jpg GRAPHIC 50071
8 GRAPHIC g421123g03g51.jpg GRAPHIC 50104
9 GRAPHIC g421123g41l60.jpg GRAPHIC 24366
10 GRAPHIC g421123gra001.jpg GRAPHIC 2566
11 GRAPHIC g421123gra002.jpg GRAPHIC 3260
  Complete submission text file 0001193125-23-114192.txt   1836657

Data Files

Seq Description Document Type Size
2 XBRL TAXONOMY EXTENSION SCHEMA altr-20221231.xsd EX-101.SCH 5159
3 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE altr-20221231_def.xml EX-101.DEF 5005
4 XBRL TAXONOMY EXTENSION LABEL LINKBASE altr-20221231_lab.xml EX-101.LAB 7306
5 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE altr-20221231_pre.xml EX-101.PRE 4372
14 EXTRACTED XBRL INSTANCE DOCUMENT d421123ddef14a_htm.xml XML 134089
Mailing Address 1820 E. BIG BEAVER ROAD TROY MI 48083
Business Address 1820 E. BIG BEAVER ROAD TROY MI 48083 248-614-2400
Altair Engineering Inc. (Filer) CIK: 0001701732 (see all company filings)

IRS No.: 382591828 | State of Incorp.: DE | Fiscal Year End: 1231
Type: DEF 14A | Act: 34 | File No.: 001-38263 | Film No.: 23841803
SIC: 7372 Services-Prepackaged Software