SC 13D/AThe Stakes
QUANTUM CORP /DE/ files SC 13D/A
Filed Jun 8, 2026 · 22d ago · Accession 0000899140-26-000635
Plain English
Activist stake — an investor has acquired more than 5% with intent to influence.
Read the source below for the full document.
Filing details
- Company
- QUANTUM CORP /DE/
- Ticker
- QMCO
- CIK
- 709283
- Form type
- SC 13D/A
- Filing date
- Jun 8, 2026
- Report date
- —
- Document
- —
- Size
- —