Altair Engineering Inc. SEC filing history

513 indexed filings. This is the filing history currently indexed by PortfolioSavvy, which may not include every SEC submission.

Open complete filing history at SEC

SEC filing history

Showing 426–450 of 513 matching filings.

Per page

25

Current page

18

4

4 filing

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

4

4 filing

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

4

4 filing

Filing date: 10 Dec 2021
Reporting date: 09 Dec 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 10 Dec 2021
Reporting date: 09 Dec 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 19 Nov 2021
Reporting date: 17 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 19 Nov 2021
Reporting date: 17 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 19 Nov 2021
Reporting date: 17 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

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

4

4 filing

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

4

4 filing

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

4

4 filing

Filing date: 05 Nov 2021
Reporting date: 04 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 05 Nov 2021
Reporting date: 03 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 05 Nov 2021
Reporting date: 03 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 21 Oct 2021
Reporting date: 19 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 21 Oct 2021
Reporting date: 19 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 21 Oct 2021
Reporting date: 19 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 19 Oct 2021
Reporting date: 15 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 19 Oct 2021
Reporting date: 15 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 19 Oct 2021
Reporting date: 15 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 15 Oct 2021
Reporting date: 14 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 15 Oct 2021
Reporting date: 14 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 12 Oct 2021
Reporting date: 07 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 12 Oct 2021
Reporting date: 07 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 27 Sep 2021
Reporting date: 24 Sep 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 27 Sep 2021
Reporting date: 24 Sep 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

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