Company facts
- Industry
- Computer Storage Devices
- Headquarters
- Centennial, Colorado
- Most recent report
- 8-K, filed Oct 9, 2026
- Incorporated
- Delaware
- Filings on record
- 1,000+ filings
- On EDGAR
- CIK 709283
- Fiscal year ends
- March
- Filer status
- Accelerated filer, Smaller reporting company
Financials 8 of 52
News 8 of 200
Prospectuses and Registrations 8 of 42
- S-8 Registration statement for an employee plan Sep 25, 2026
- 424B3 Prospectus supplement for an offering Jul 27, 2026
- S-1 Registration statement for an offering Jul 14, 2026
- 424B3 Prospectus supplement for an offering Feb 24, 2026
- S-8 Registration statement for an employee plan Feb 19, 2026
- S-1 Registration statement for an offering Feb 19, 2026
- 424B3 Prospectus supplement for an offering Nov 24, 2025
- S-1 Registration statement for an offering Nov 17, 2025
Proxies 8 of 43
- DEFA14A Extra proxy material Jul 29, 2026
- DEF 14A Proxy statement for a shareholder vote Jul 29, 2026
- DEFA14A Extra proxy material Dec 2, 2025
- DEFA14A Extra proxy material Oct 31, 2025
- DEF 14A Proxy statement for a shareholder vote Oct 31, 2025
- PRE 14A Preliminary proxy statement Oct 21, 2025
- DEFA14A Extra proxy material Sep 23, 2025
- DEF 14A Proxy statement for a shareholder vote Mar 27, 2025
Ownership 8 of 570
- 4 Insider reported a trade Oct 5, 2026
- 4 Insider reported a trade Oct 5, 2026
- 4 Insider reported a trade Oct 5, 2026
- 4 Insider reported a trade Oct 5, 2026
- 4 Insider reported a trade Oct 5, 2026
- 4 Insider reported a trade Oct 5, 2026
- 4 Insider reported a trade Oct 5, 2026
- 4 Insider reported a trade Oct 5, 2026
Other 8 of 93
- ARS Annual report sent to shareholders Jul 29, 2026
- EFFECT Notice that a registration became effective Jul 24, 2026
- NT 10-K Notice that an annual report will be late Jun 15, 2026
- SD Conflict minerals disclosure May 29, 2026
- EFFECT Notice that a registration became effective Feb 23, 2026
- CORRESP Reply to SEC staff Feb 19, 2026
- UPLOAD Comment letter from SEC staff Feb 19, 2026
- EFFECT Notice that a registration became effective Nov 21, 2025
Everything here comes from Quantum Corp's own filings on SEC EDGAR. The filing list is rechecked every hour.