QUANTUM CORP /DE/
QMCO · Computer Storage Devices
Latest available SEC filing: 4 ·
Latest disclosures
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White Yue Zhou: Form 4
Insider disclosure · Filed · Report period 01 Oct 2026
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
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Latest financial period: Q2 2026
Financial facts · Filed
Institutional holders by security
Choose a share class to see reported 13F positions and quarterly changes. Different securities have separate holder histories.
Company details and SEC sources
CIK 0000709283 · SEC filing index. Filing dates describe disclosures, not live market data.
- Listed symbols
- QMCO on Nasdaq
- SEC industry group
- Computer Storage Devices (Office of Technology)
- Business address
- 10770 E. Briarwood Ave, Centennial, CO, 80112
- Incorporated in
- DE
- Fiscal year end
- 31 March
At a glance
Names, identifiers, and filing context for this profile.
2 identity fields