{"filing":{"accession_number":"0001628280-26-057180","cik":"0000709283","ticker":"QMCO","company_name":"QUANTUM CORP /DE/","form":"8-K","filing_date":"2026-08-14","report_date":"2026-08-11","primary_document":"qtm-20260811.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/709283/000162828026057180/qtm-20260811.htm"},"events":[{"id":28039,"run_id":25624,"accession_number":"0001628280-26-057180","anchor_item_number":"5.02","event_type":"exec_departure","event_domain":"governance","is_material":true,"confidence":0.85,"summary":"Laura A. Nash, the Chief Accounting Officer and Principal Accounting Officer, is transitioning from her role effective September 1, 2026, with employment terminating December 31, 2026. While the disclosure also includes compensatory arrangements (accelerated vesting of 2,900 RSUs, severance payments), the principal disclosed action is the departure of a named executive officer from a material accounting leadership position. The company notes no disagreements and no operational disruption, but the departure of the Principal Accounting Officer is material to investors' assessment of financial reporting oversight.","company_name":"QUANTUM CORP /DE/","ticker":"QMCO","filing_date":"2026-08-14","form":"8-K","submitted_at":null,"items":[{"id":29831,"accession_number":"0001628280-26-057180","item_number":"5.02","item_title":"Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.","event_type":"exec_departure","event_domain":"governance","is_material":true,"confidence":0.85,"reasoning":"Laura A. Nash, the Chief Accounting Officer and Principal Accounting Officer, is transitioning from her role effective September 1, 2026, with employment terminating December 31, 2026. While the disclosure also includes compensatory arrangements (accelerated vesting of 2,900 RSUs, severance payments), the principal disclosed action is the departure of a named executive officer from a material accounting leadership position. The company notes no disagreements and no operational disruption, but the departure of the Principal Accounting Officer is material to investors' assessment of financial reporting oversight.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-14T21:25:40.677448+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":29831,"accession_number":"0001628280-26-057180","item_number":"5.02","item_title":"Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.","event_type":"exec_departure","event_domain":"governance","is_material":true,"confidence":0.85,"reasoning":"Laura A. Nash, the Chief Accounting Officer and Principal Accounting Officer, is transitioning from her role effective September 1, 2026, with employment terminating December 31, 2026. While the disclosure also includes compensatory arrangements (accelerated vesting of 2,900 RSUs, severance payments), the principal disclosed action is the departure of a named executive officer from a material accounting leadership position. The company notes no disagreements and no operational disruption, but the departure of the Principal Accounting Officer is material to investors' assessment of financial reporting oversight.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-14T21:25:40.677448+00:00","company_name":"QUANTUM CORP /DE/","ticker":"QMCO","filing_date":"2026-08-14"}]}