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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0001193125-23-163497
Filing Date
2023-06-08
Accepted
2023-06-08 16:05:54
Documents
12
Period of Report
2023-06-06
Items
Item 5.07: Submission of Matters to a Vote of Security Holders

Document Format Files

Seq Description Document Type Size
1 8-K d460144d8k.htm   iXBRL 8-K 31425
  Complete submission text file 0001193125-23-163497.txt   149474

Data Files

Seq Description Document Type Size
2 XBRL TAXONOMY EXTENSION SCHEMA altr-20230606.xsd EX-101.SCH 2846
3 XBRL TAXONOMY EXTENSION LABEL LINKBASE altr-20230606_lab.xml EX-101.LAB 17234
4 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE altr-20230606_pre.xml EX-101.PRE 10809
6 EXTRACTED XBRL INSTANCE DOCUMENT d460144d8k_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.: 231001925
SIC: 7372 Services-Prepackaged Software