Form 8-K - Current report:
SEC Accession No. 0000950170-25-024159
Filing Date
2025-02-20
Accepted
2025-02-20 16:14:07
Documents
12
Period of Report
2025-02-20
Items
Item 2.02: Results of Operations and Financial Condition
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K altr-20250220.htm   iXBRL 8-K 49107
2 EX-99.1 altr-ex99_1.htm EX-99.1 1013346
  Complete submission text file 0000950170-25-024159.txt   1211743

Data Files

Seq Description Document Type Size
3 XBRL TAXONOMY EXTENSION SCHEMA WITH EMBEDDED LINKBASES DOCUMENT altr-20250220.xsd EX-101.SCH 23878
14 EXTRACTED XBRL INSTANCE DOCUMENT altr-20250220_htm.xml XML 4533
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)

EIN.: 382591828 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-38263 | Film No.: 25645527
SIC: 7372 Services-Prepackaged Software
(CF Office: 06 Technology)