Fichthorn John
Reporting Owner SEC Filing List

CIK: 0001411509
Form Filer Subject Company Filing Agent Date Actions
4Statement of changes in beneficial owner...Quantum Corp /de/ Workiva Inc. Wdesk /fa 10/05/2026
4Statement of changes in beneficial owner...Quantum Corp /de/ Workiva Inc. Wdesk /fa 06/08/2026
4Statement of changes in beneficial owner...Quantum Corp /de/ Workiva Inc. Wdesk /fa 01/05/2026
4Statement of changes in beneficial owner...Quantum Corp /de/ 12/29/2025
4Statement of changes in beneficial owner...Quantum Corp /de/ Quantum Corp /de/ /fa 05/05/2025
3Initial statement of beneficial ownershi...Quantum Corp /de/ Quantum Corp /de/ /fa 04/30/2025
4/AAmendment to Statement of changes in ben...Quantum Corp /de/ 08/17/2021
4Statement of changes in beneficial owner...Quantum Corp /de/ 08/16/2021
4/AAmendment to Statement of changes in ben...Arena Group Holdings, Inc. M2 Compliance Llc /fa 02/17/2021
4Statement of changes in beneficial owner...Arena Group Holdings, Inc. M2 Compliance Llc /fa 02/02/2021
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Fichthorn John 's Ownership Transactions

Issuer Filing
Date
Transaction
Date
Transaction
Type
Shares Price Total Amt Shares Owned