QUANTUM CORP /DE/ — 8-K Filings
340 8-K filings on record
This page lists all 8-K filings submitted to the SEC by QUANTUM CORP /DE/ (QMCO), sorted by most recent first. Each row links to the full filing on EdgarLookup. QUANTUM CORP /DE/ has filed 340 8-K documents with the SEC since 2012. To view all SEC filings by QUANTUM CORP /DE/, see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
144
15-12G
25-NSE
3
3/A
4
4/A
424B2
424B3
424B5
425
5
8-A12B
8-A12G
8-K
8-K/A
ARS
AW
CERT
CORRESP
D
DEF 14A
DEF 14C
DEFA14A
DEFC14A
DEFR14A
DFAN14A
EFFECT
NT 10-K
NT 10-Q
POS AM
PRE 14A
PRE 14C
PREC14A
PRER14A
PRRN14A
RW
S-1
S-1/A
S-3
S-3/A
S-3ASR
S-4
S-4/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC TO-I
SC TO-I/A
SCHEDULE 13D
SCHEDULE 13D/A
SCHEDULE 13G/A
SD
SD/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 8-K | 8-K | 0000709283-23-000012 | Jun 6, 2023 | May 31, 2023 |
| 8-K | 8-K | 0000709283-23-000005 | Feb 2, 2023 | — |
| 8-K | 8-K | 0001193125-23-006495 | Jan 11, 2023 | Jan 10, 2023 |
| 8-K | 8-K | 0000709283-22-000047 | Nov 2, 2022 | — |
| 8-K | 8-K | 0000709283-22-000042 | Sep 28, 2022 | Sep 22, 2022 |
| 8-K | 8-K | 0001193125-22-226495 | Aug 22, 2022 | Aug 16, 2022 |
| 8-K | 8-K | 0000709283-22-000033 | Aug 4, 2022 | — |
| 8-K | 8-K | 0000709283-22-000020 | Jun 16, 2022 | — |
| 8-K | 8-K | 0000709283-22-000018 | Jun 8, 2022 | — |
| 8-K | 8-K | 0000709283-22-000016 | May 18, 2022 | — |
| 8-K | 8-K | 0000709283-22-000007 | Apr 27, 2022 | Apr 22, 2022 |
| 8-K | 8-K | 0000709283-22-000006 | Apr 11, 2022 | — |
| 8-K | 8-K | 0001193125-22-088215 | Mar 29, 2022 | — |
| 8-K | FORM 8-K | 0001193125-22-077908 | Mar 17, 2022 | Mar 15, 2022 |
| 8-K | 8-K | 0000709283-22-000004 | Feb 9, 2022 | — |
| 8-K | 8-K | 0000709283-21-000074 | Nov 3, 2021 | — |
| 8-K | 8-K | 0000709283-21-000071 | Oct 6, 2021 | Sep 30, 2021 |
| 8-K | 8-K | 0000709283-21-000061 | Sep 27, 2021 | Sep 21, 2021 |
| 8-K | 8-K | 0000709283-21-000044 | Aug 13, 2021 | — |
| 8-K | 8-K | 0000709283-21-000042 | Aug 9, 2021 | — |
| 8-K | 8-K | 0000709283-21-000041 | Aug 5, 2021 | — |
| 8-K | 8-K | 0000709283-21-000038 | Jul 23, 2021 | Jul 20, 2021 |
| 8-K | 8-K | 0000709283-21-000036 | Jul 22, 2021 | Jul 18, 2021 |
| 8-K | 8-K | 0000709283-21-000031 | Jun 24, 2021 | — |
| 8-K | 8-K | 0000709283-21-000023 | May 26, 2021 | — |
| 8-K | 8-K | 0000709283-21-000017 | Apr 22, 2021 | Apr 19, 2021 |
| 8-K | 8-K | 0001193125-21-032341 | Feb 8, 2021 | Feb 5, 2021 |
| 8-K | 8-K | 0001193125-21-028827 | Feb 4, 2021 | Feb 3, 2021 |
| 8-K | 8-K | 0001193125-21-027329 | Feb 3, 2021 | — |
| 8-K | 8-K | 0000709283-21-000001 | Jan 27, 2021 | — |
| 8-K | 8-K | 0000709283-20-000042 | Dec 14, 2020 | Dec 12, 2020 |
| 8-K | 8-K | 0000709283-20-000037 | Nov 25, 2020 | — |
| 8-K | 8-K | 0000709283-20-000035 | Oct 28, 2020 | — |
| 8-K | 8-K | 0000709283-20-000034 | Oct 14, 2020 | — |
| 8-K | 8-K | 0000709283-20-000022 | Aug 20, 2020 | Aug 18, 2020 |
| 8-K | 8-K | 0000709283-20-000020 | Aug 5, 2020 | — |
| 8-K | 8-K | 0001628280-20-009881 | Jun 24, 2020 | — |
| 8-K | 8-K | 0001628280-20-009576 | Jun 17, 2020 | Jun 16, 2020 |
| 8-K | 8-K | 0001628280-20-008745 | Jun 1, 2020 | — |
| 8-K | 8-K | 0001628280-20-008000 | May 19, 2020 | May 18, 2020 |
| 8-K | 8-K | 0001628280-20-007963 | May 18, 2020 | — |
| 8-K | 8-K | 0001628280-20-005063 | Apr 16, 2020 | — |
| 8-K | 8-K | 0001628280-20-004615 | Apr 6, 2020 | — |
| 8-K | 8-K | 0001628280-20-000673 | Jan 29, 2020 | — |
| 8-K | 8-K | 0001628280-19-015274 | Dec 23, 2019 | — |
| 8-K | FORM 8-K | 0001193125-19-316321 | Dec 17, 2019 | Dec 16, 2019 |
| 8-K | 8-K | 0001628280-19-014672 | Dec 2, 2019 | — |
| 8-K | 8-K | 0001628280-19-014396 | Nov 21, 2019 | — |
| 8-K | 8-K | 0001628280-19-014292 | Nov 18, 2019 | — |
| 8-K | 8-K | 0001628280-19-013741 | Nov 8, 2019 | Nov 7, 2019 |