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 51-75 of 1,000 matching filings.

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3

144 File 001-38263

144 filing

Filing date: 18 Mar 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

144 File 001-38263

144 filing

Filing date: 18 Mar 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Mar 2025
Reporting date: 06 Mar 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Mar 2025
Reporting date: 06 Mar 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

144 File 001-38263

144 filing

Filing date: 06 Mar 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 05 Mar 2025
Reporting date: 03 Mar 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 05 Mar 2025
Reporting date: 03 Mar 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 05 Mar 2025
Reporting date: 03 Mar 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 05 Mar 2025
Reporting date: 03 Mar 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 05 Mar 2025
Reporting date: 03 Mar 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 05 Mar 2025
Reporting date: 03 Mar 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 05 Mar 2025
Reporting date: 03 Mar 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 05 Mar 2025
Reporting date: 03 Mar 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 05 Mar 2025
Reporting date: 12 Feb 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

144 File 001-38263

144 filing

Filing date: 03 Mar 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

144 File 001-38263

144 filing

Filing date: 03 Mar 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

144 File 001-38263

144 filing

Filing date: 03 Mar 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

144 File 001-38263

144 filing

Filing date: 03 Mar 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 27 Feb 2025
Reporting date: 26 Feb 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 27 Feb 2025
Reporting date: 26 Feb 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 27 Feb 2025
Reporting date: 26 Feb 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 27 Feb 2025
Reporting date: 26 Feb 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 27 Feb 2025
Reporting date: 26 Feb 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 27 Feb 2025
Reporting date: 26 Feb 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 27 Feb 2025
Reporting date: 26 Feb 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

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