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

Filter by type:
10-K
10-Q
8-K
SC13D
SC13G

SEC filing history

Showing 901-925 of 1,000 matching filings.

Per page

25

Current page

37

4

FORM 4 SUBMISSION

Filing date: 17 Sep 2020
Reporting date: 15 Sep 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 17 Sep 2020
Reporting date: 15 Sep 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 17 Sep 2020
Reporting date: 15 Sep 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-38263

8-K

Filing date: 14 Sep 2020
Reporting date: 14 Sep 2020
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 14 Sep 2020
Reporting date: 10 Sep 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 08 Sep 2020
Reporting date: 04 Sep 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 02 Sep 2020
Reporting date: 01 Sep 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 02 Sep 2020
Reporting date: 31 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 02 Sep 2020
Reporting date: 31 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 28 Aug 2020
Reporting date: 27 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 25 Aug 2020
Reporting date: 24 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 21 Aug 2020
Reporting date: 20 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 19 Aug 2020
Reporting date: 17 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 19 Aug 2020
Reporting date: 17 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 19 Aug 2020
Reporting date: 17 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-38263

8-K

Filing date: 17 Aug 2020
Reporting date: 11 Aug 2020
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 14 Aug 2020
Reporting date: 13 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 14 Aug 2020
Reporting date: 13 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 14 Aug 2020
Reporting date: 12 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 10 Aug 2020
Reporting date: 07 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 07 Aug 2020
Reporting date: 06 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 06 Aug 2020
Reporting date: 05 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 001-38263

10-Q

Filing date: 06 Aug 2020
Reporting date: 30 Jun 2020
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-38263

8-K

Filing date: 06 Aug 2020
Reporting date: 06 Aug 2020
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 31 Jul 2020
Reporting date: 30 Jul 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. to update or revoke optional consent for future visits. For more information, see our Privacy Policy .