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 326–350 of 513 matching filings.

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25

Current page

14

4

4 filing

Filing date: 18 Jan 2023
Reporting date: 14 Jan 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 10 Jan 2023
Reporting date: 09 Jan 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 10 Jan 2023
Reporting date: 09 Jan 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 10 Jan 2023
Reporting date: 09 Jan 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 16 Dec 2022
Reporting date: 15 Dec 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 16 Dec 2022
Reporting date: 15 Dec 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 16 Dec 2022
Reporting date: 15 Dec 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 16 Dec 2022
Reporting date: 15 Dec 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 16 Dec 2022
Reporting date: 15 Dec 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 16 Dec 2022
Reporting date: 15 Dec 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 16 Dec 2022
Reporting date: 15 Dec 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 16 Dec 2022
Reporting date: 15 Dec 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 16 Dec 2022
Reporting date: 15 Dec 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 16 Dec 2022
Reporting date: 15 Dec 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 25 Nov 2022
Reporting date: 23 Nov 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 17 Nov 2022
Reporting date: 15 Nov 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 16 Nov 2022
Reporting date: 15 Nov 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 10 Nov 2022
Reporting date: 09 Nov 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 10 Nov 2022
Reporting date: 09 Nov 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 18 Oct 2022
Reporting date: 17 Oct 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 20 Sep 2022
Reporting date: 19 Sep 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 18 Jul 2022
Reporting date: 14 Jul 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 18 Jul 2022
Reporting date: 14 Jul 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 18 Jul 2022
Reporting date: 14 Jul 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 18 Jul 2022
Reporting date: 14 Jul 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

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