Fichthorn John
Reporting Owner SEC Filing List

CIK: 0001411509
FormFilerSubject CompanyFiling AgentDateActions
4Statement of changes in beneficial owner...Quantum Corp /de/Workiva Inc. Wdesk /fa06/08/2026
4Statement of changes in beneficial owner...Quantum Corp /de/Workiva Inc. Wdesk /fa01/05/2026
4Statement of changes in beneficial owner...Quantum Corp /de/12/29/2025
4Statement of changes in beneficial owner...Quantum Corp /de/Quantum Corp /de/ /fa05/05/2025
3Initial statement of beneficial ownershi...Quantum Corp /de/Quantum Corp /de/ /fa04/30/2025
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 /fa02/17/2021
4Statement of changes in beneficial owner...Arena Group Holdings, Inc.M2 Compliance Llc /fa02/02/2021
4Statement of changes in beneficial owner...Quantum Corp /de/12/18/2020
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Fichthorn John 's Ownership Transactions

IssuerFiling
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Transaction
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Transaction
Type
SharesPriceTotal AmtShares Owned