Altair Engineering Inc. reports

Company location: Troy, MI
Fiscal year end: 31 December

Altair Engineering Inc. has filed 1,329 SEC EDGAR filings since 16 Jun 2017

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SEC filing history

Showing 626-650 of 1,000 matching filings.

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25

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26

3

PRIMARY DOCUMENT

Filing date: 28 Feb 2022
Reporting date: 16 Feb 2022
SEC evidence: Open document Open filing
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8-K File 001-38263

2021 8-K FY 2021 EARNINGS RELEASE

Filing date: 24 Feb 2022
Reporting date: 21 Feb 2022
SEC evidence: Open document Open filing Open XBRL
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SC 13G/A File 005-90370

SC 13G/A filing

Filing date: 14 Feb 2022
Reporting date: Not listed
SEC evidence: Open document Open filing
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SC 13G/A File 005-90370

SCHEDULE 13G/A

Filing date: 09 Feb 2022
Reporting date: Not listed
SEC evidence: Open document Open filing
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SC 13G/A File 005-90370

SC 13G/A

Filing date: 08 Feb 2022
Reporting date: Not listed
SEC evidence: Open document Open filing
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SC 13G/A File 005-90370

SC 13G/A

Filing date: 08 Feb 2022
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G/A File 005-90370

SC 13G/A filing

Filing date: 03 Feb 2022
Reporting date: Not listed
SEC evidence: Open document Open filing
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4

PRIMARY DOCUMENT

Filing date: 02 Feb 2022
Reporting date: 09 Mar 2020
SEC evidence: Open document Open filing
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4

PRIMARY DOCUMENT

Filing date: 31 Jan 2022
Reporting date: 21 Jan 2022
SEC evidence: Open document Open filing
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4

FORM 4 SUBMISSION

Filing date: 19 Jan 2022
Reporting date: 14 Jan 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 19 Jan 2022
Reporting date: 14 Jan 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 19 Jan 2022
Reporting date: 14 Jan 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 19 Jan 2022
Reporting date: 14 Jan 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 19 Jan 2022
Reporting date: 14 Jan 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 19 Jan 2022
Reporting date: 14 Jan 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 19 Jan 2022
Reporting date: 14 Jan 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 27 Dec 2021
Reporting date: 23 Dec 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 27 Dec 2021
Reporting date: 23 Dec 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 17 Dec 2021
Reporting date: 15 Dec 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 17 Dec 2021
Reporting date: 15 Dec 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 17 Dec 2021
Reporting date: 15 Dec 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 17 Dec 2021
Reporting date: 16 Dec 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 17 Dec 2021
Reporting date: 16 Dec 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 15 Dec 2021
Reporting date: 13 Dec 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 15 Dec 2021
Reporting date: 13 Dec 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

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