SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 8-K - Current report:
SEC Accession No. 0001193125-22-243714
Filing Date
2022-09-13
Accepted
2022-09-13 16:16:07
Documents
13
Period of Report
2022-09-13
Items
Item 1.01: Entry into a Material Definitive Agreement
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 FORM 8-K d356605d8k.htm   iXBRL 8-K 34270
2 EX-2.1 d356605dex21.htm EX-2.1 518758
  Complete submission text file 0001193125-22-243714.txt   803418

Data Files

Seq Description Document Type Size
3 XBRL TAXONOMY EXTENSION SCHEMA altr-20220913.xsd EX-101.SCH 2855
4 XBRL TAXONOMY EXTENSION LABEL LINKBASE altr-20220913_lab.xml EX-101.LAB 17237
5 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE altr-20220913_pre.xml EX-101.PRE 10812
7 EXTRACTED XBRL INSTANCE DOCUMENT d356605d8k_htm.xml XML 3241
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.: 221240928
SIC: 7372 Services-Prepackaged Software