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Filing Detail
Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001564590-20-008059
Filing Date
2020-03-02
Accepted
2020-03-02 13:15:25
Documents
134
Period of Report
2019-12-31

Document Format Files

Seq Description Document Type Size
1 10-K altr-10k_20191231.htm   iXBRL 10-K 6553072
2 EX-4.1 altr-ex41_161.htm EX-4.1 46452
3 EX-21.1 altr-ex211_14.htm EX-21.1 7378
4 EX-23.1 altr-ex231_222.htm EX-23.1 6811
5 EX-31.1 altr-ex311_15.htm EX-31.1 8665
6 EX-31.2 altr-ex312_16.htm EX-31.2 8686
7 EX-32.1 altr-ex321_13.htm EX-32.1 6699
8 GRAPHIC gbvmjoa2qxvv000001.jpg GRAPHIC 31055
  Complete submission text file 0001564590-20-008059.txt   23320092

Data Files

Seq Description Document Type Size
9 XBRL TAXONOMY EXTENSION SCHEMA altr-20191231.xsd EX-101.SCH 115827
10 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE altr-20191231_cal.xml EX-101.CAL 128574
11 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE altr-20191231_def.xml EX-101.DEF 515986
12 XBRL TAXONOMY EXTENSION LABEL LINKBASE altr-20191231_lab.xml EX-101.LAB 886568
13 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE altr-20191231_pre.xml EX-101.PRE 805944
20 EXTRACTED XBRL INSTANCE DOCUMENT altr-10k_20191231_htm.xml XML 5178540
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-K | Act: 34 | File No.: 001-38263 | Film No.: 20675804
SIC: 7372 Services-Prepackaged Software
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