# Quantum Corp: Form SCHEDULE 13D/A, filed Jun 8, 2026

- Company: [Quantum Corp](/companies/qmco.md) (CIK 709283)
- Form: SCHEDULE 13D/A
- Filed: 2026-06-08
- Accepted by EDGAR: Jun 8, 2026, 21:14 ET
- Period: not reported
- Accession: 0000899140-26-000635
- Inline XBRL: no
- Main document: https://www.sec.gov/Archives/edgar/data/709283/000089914026000635/xslSCHEDULE_13D_X02/primary_doc.xml
- All documents and exhibits: https://www.sec.gov/Archives/edgar/data/709283/000089914026000635/

## Sections

Sections are extracted only from 10-K and 10-Q reports. Read this filing’s documents on sec.gov. https://www.sec.gov/Archives/edgar/data/709283/000089914026000635/xslSCHEDULE_13D_X02/primary_doc.xml

Filed Jun 8, 2026.
Source: SEC EDGAR, the filing index for accession 0000899140-26-000635. Last ingested by Listed: Nov 6, 2026, 15:05 ET. No prices; not investment advice.