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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0001193125-21-357429
Filing Date
2021-12-15
Accepted
2021-12-15 08:01:04
Documents
14
Period of Report
2021-12-15
Items
Item 1.01: Entry into a Material Definitive Agreement
Item 3.02: Unregistered Sales of Equity Securities
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K d186050d8k.htm   iXBRL 8-K 33696
2 EX-10.1 d186050dex101.htm EX-10.1 382097
3 EX-10.2 d186050dex102.htm EX-10.2 296521
  Complete submission text file 0001193125-21-357429.txt   1009574

Data Files

Seq Description Document Type Size
4 XBRL TAXONOMY EXTENSION SCHEMA altr-20211215.xsd EX-101.SCH 2886
5 XBRL TAXONOMY EXTENSION LABEL LINKBASE altr-20211215_lab.xml EX-101.LAB 17374
6 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE altr-20211215_pre.xml EX-101.PRE 10949
7 EXTRACTED XBRL INSTANCE DOCUMENT d186050d8k_htm.xml XML 3242
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: 8-K | Act: 34 | File No.: 001-38263 | Film No.: 211493118
SIC: 7372 Services-Prepackaged Software