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Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001564590-21-054530
Filing Date
2021-11-04
Accepted
2021-11-04 16:47:06
Documents
81
Period of Report
2021-09-30

Document Format Files

Seq Description Document Type Size
1 10-Q altr-10q_20210930.htm   iXBRL 10-Q 4514223
2 EX-31.1 altr-ex311_8.htm EX-31.1 8669
3 EX-31.2 altr-ex312_6.htm EX-31.2 9292
4 EX-32.1 altr-ex321_7.htm EX-32.1 6685
  Complete submission text file 0001564590-21-054530.txt   12394540

Data Files

Seq Description Document Type Size
5 XBRL TAXONOMY EXTENSION SCHEMA altr-20210930.xsd EX-101.SCH 55680
6 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE altr-20210930_cal.xml EX-101.CAL 68502
7 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE altr-20210930_def.xml EX-101.DEF 234368
8 XBRL TAXONOMY EXTENSION LABEL LINKBASE altr-20210930_lab.xml EX-101.LAB 455396
9 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE altr-20210930_pre.xml EX-101.PRE 362057
10 EXTRACTED XBRL INSTANCE DOCUMENT altr-10q_20210930_htm.xml XML 2348637
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: 10-Q | Act: 34 | File No.: 001-38263 | Film No.: 211380646
SIC: 7372 Services-Prepackaged Software
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