Aspen Technology, Inc. reports

Company location: Bedford, MA
Fiscal year end: 30 June

Aspen Technology, Inc. has filed 302 SEC EDGAR filings since 11 Jan 2022

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SEC filing history

Showing 151-175 of 302 matching filings.

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7

SC 13D/A File 005-93677

FORM SC 13D/A

Filing date: 13 Oct 2023
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13D/A File 005-93677

FORM SC 13D/A

Filing date: 11 Oct 2023
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A

PRIMARY DOCUMENT

Filing date: 03 Oct 2023
Reporting date: 01 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A

PRIMARY DOCUMENT

Filing date: 03 Oct 2023
Reporting date: 01 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A

PRIMARY DOCUMENT

Filing date: 03 Oct 2023
Reporting date: 01 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A

PRIMARY DOCUMENT

Filing date: 03 Oct 2023
Reporting date: 01 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A

PRIMARY DOCUMENT

Filing date: 03 Oct 2023
Reporting date: 01 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A

PRIMARY DOCUMENT

Filing date: 03 Oct 2023
Reporting date: 01 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 03 Oct 2023
Reporting date: 29 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 03 Oct 2023
Reporting date: 29 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 03 Oct 2023
Reporting date: 29 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 03 Oct 2023
Reporting date: 29 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 03 Oct 2023
Reporting date: 29 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A

PRIMARY DOCUMENT

Filing date: 22 Sep 2023
Reporting date: 01 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Sep 2023
Reporting date: 01 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Sep 2023
Reporting date: 01 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Sep 2023
Reporting date: 01 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Sep 2023
Reporting date: 01 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Sep 2023
Reporting date: 01 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Sep 2023
Reporting date: 01 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Sep 2023
Reporting date: 01 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Sep 2023
Reporting date: 01 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Sep 2023
Reporting date: 01 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Sep 2023
Reporting date: 01 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Sep 2023
Reporting date: 01 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

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