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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0001193125-23-157837
Filing Date
2023-05-31
Accepted
2023-05-31 16:11:56
Documents
12
Period of Report
2023-05-31
Items
Item 8.01: Other Events

Document Format Files

Seq Description Document Type Size
1 8-K d513759d8k.htm   iXBRL 8-K 23103
  Complete submission text file 0001193125-23-157837.txt   140054

Data Files

Seq Description Document Type Size
2 XBRL TAXONOMY EXTENSION SCHEMA altr-20230531.xsd EX-101.SCH 2847
3 XBRL TAXONOMY EXTENSION LABEL LINKBASE altr-20230531_lab.xml EX-101.LAB 17235
4 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE altr-20230531_pre.xml EX-101.PRE 10810
6 EXTRACTED XBRL INSTANCE DOCUMENT d513759d8k_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.: 23981118
SIC: 7372 Services-Prepackaged Software