QUANTUM CORP /DE/ reports

Company location: Centennial, CO
Fiscal year end: 31 March

QUANTUM CORP /DE/ has filed 2,032 SEC EDGAR filings since 28 Jan 1994

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SEC filing history

Showing 726-750 of 1,000 matching filings.

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30

SD File 001-13449

SPECIALIZED DISCLOSURE REPORT

Filing date: 04 May 2017
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-13449

8-K

Filing date: 04 May 2017
Reporting date: 01 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-13449

8-K

Filing date: 18 Apr 2017
Reporting date: 17 Apr 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 04 Apr 2017
Reporting date: 01 Apr 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Apr 2017
Reporting date: 01 Apr 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-13449

8-K

Filing date: 03 Apr 2017
Reporting date: 31 Mar 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Apr 2017
Reporting date: 01 Apr 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Apr 2017
Reporting date: 01 Apr 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Apr 2017
Reporting date: 01 Apr 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Apr 2017
Reporting date: 01 Apr 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Apr 2017
Reporting date: 01 Apr 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

3

FORM 3 SUBMISSION

Filing date: 03 Apr 2017
Reporting date: 31 Mar 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

3

FORM 3 SUBMISSION

Filing date: 03 Apr 2017
Reporting date: 31 Mar 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 06 Mar 2017
Reporting date: 24 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 06 Mar 2017
Reporting date: 02 Mar 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 06 Mar 2017
Reporting date: 02 Mar 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

DEFR14A File 001-13449

DEFINITIVE REVISED PROXY SOLICITING MATERIALS

Filing date: 06 Mar 2017
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Mar 2017
Reporting date: 02 Mar 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Mar 2017
Reporting date: 02 Mar 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Mar 2017
Reporting date: 02 Mar 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Mar 2017
Reporting date: 02 Mar 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Mar 2017
Reporting date: 02 Mar 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Mar 2017
Reporting date: 02 Mar 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

DFAN14A File 001-13449

DFAN14A filing

Filing date: 03 Mar 2017
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

DEFA14A File 001-13449

DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS

Filing date: 03 Mar 2017
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

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