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QMCO US​

Quantum Corp /DE/(QMCO US)

$17.62+0.643.77%Ext:$17.54-0.080.47%(Market Closed · 23:55:48 UTC)

Overview

ProfileEntity Structure

Documents

SEC Filings
CategorizedChronologicalBy Owner

Chronological SEC Filings

Non-Ownership Filings(815)

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  • 8-KDeparture of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers9 Oct
  • 8-KDeparture of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers28 Sep
  • S-8Registration statement (employee benefit plan)24 Sep
  • 8-KSubmission of Matters to a Vote of Security Holders17 Sep
  • 8-KDeparture of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers1 Sep
  • 8-KDeparture of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers14 Aug
  • 10-QQ1ended 30 Jun 202610 Aug
  • 8-KResults of Operations and Financial Condition10 Aug
  • ARSAnnual report to security holders29 Jul
  • DEFA14ADefinitive additional materials29 Jul
  • DEF 14ADefinitive proxy statement29 Jul
  • 424B3Prospectus filing (Rule 424(b)(3))27 Jul
  • EFFECTNotice of effectiveness27 Jul
  • S-1Registration statement (general form)13 Jul
  • 10-KFY 2026ended 31 Mar 202625 Jun
  • 8-KResults of Operations and Financial Condition25 Jun
  • NT 10-KFY 2026ended 31 Mar 202615 Jun
  • 8-KTermination of a Material Definitive Agreement5 Jun
  • 8-KQuantum Announces Preliminary Fiscal Fourth Quarter 2026 Financial Results2 Jun
  • SDSD29 May

Ownership Filings(1.2K)

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  • 4Statement of changes in beneficial ownership5 Oct
  • 4Statement of changes in beneficial ownership5 Oct
  • 4Statement of changes in beneficial ownership5 Oct
  • 4Statement of changes in beneficial ownership5 Oct
  • 4Statement of changes in beneficial ownership5 Oct
  • 4Statement of changes in beneficial ownership5 Oct
  • 4Statement of changes in beneficial ownership5 Oct
  • 4Statement of changes in beneficial ownership5 Oct
  • 4Statement of changes in beneficial ownership5 Oct
  • 3Initial statement of beneficial ownership8 Sep
  • SC 13GQUANTUM CORP /DE/14 Aug
  • SC 13GQUANTUM CORP /DE/14 Aug
  • SC 13GQUANTUM CORP /DE/10 Aug
  • 4Statement of changes in beneficial ownership5 Aug
  • 4Statement of changes in beneficial ownership7 Jul
  • 4Statement of changes in beneficial ownership7 Jul
  • 4Statement of changes in beneficial ownership8 Jun
  • 4Statement of changes in beneficial ownership8 Jun
  • SC 13D/AQUANTUM CORP /DE/8 Jun
  • 4Statement of changes in beneficial ownership3 Apr

Financials & Metrics

FinancialsChartingShort InterestEmployees