AZPN(Delisted)
Aspen Technology·NASDAQ
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AZPN Filings
Filing Date
Form Description
Form Type
2025-05-15
Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
2025-05-15 ·
Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
2025-03-24
Form 15-12G - Securities registration termination [Section 12(g)]
Key Events
2025-03-24 · Key Events
Form 15-12G - Securities registration termination [Section 12(g)]
2025-03-17
Form 8-K - Current report
Key Events
2025-03-17 · Key Events
Form 8-K - Current report
2025-03-13
Form 4 - Statement of changes in beneficial ownership of securities
Ownership
2025-03-13 · Ownership
Form 4 - Statement of changes in beneficial ownership of securities
2025-03-13
Form 4 - Statement of changes in beneficial ownership of securities
Ownership
2025-03-13 · Ownership
Form 4 - Statement of changes in beneficial ownership of securities
2025-03-13
Form 4 - Statement of changes in beneficial ownership of securities
Ownership
2025-03-13 · Ownership
Form 4 - Statement of changes in beneficial ownership of securities
2025-03-13
Form 4 - Statement of changes in beneficial ownership of securities
Ownership
2025-03-13 · Ownership
Form 4 - Statement of changes in beneficial ownership of securities
2025-03-13
Form 4 - Statement of changes in beneficial ownership of securities
Ownership
2025-03-13 · Ownership
Form 4 - Statement of changes in beneficial ownership of securities
2025-03-13
Form 4 - Statement of changes in beneficial ownership of securities
Ownership
2025-03-13 · Ownership
Form 4 - Statement of changes in beneficial ownership of securities
2025-03-13
Form 4 - Statement of changes in beneficial ownership of securities
Ownership
2025-03-13 · Ownership
Form 4 - Statement of changes in beneficial ownership of securities
