QUANTUM CORP /DE/ — S-3 Filings
11 S-3 filings on record
This page lists all S-3 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 11 S-3 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 |
|---|---|---|---|---|
| S-3 | S-3 | 0001628280-25-018394 | Apr 18, 2025 | — |
| S-3 | S-3 | 0000709283-22-000057 | Dec 29, 2022 | — |
| S-3 | S-3 | 0000709283-21-000077 | Dec 17, 2021 | — |
| S-3 | S-3 | 0000709283-21-000049 | Aug 19, 2021 | — |
| S-3 | S-3 | 0000709283-21-000004 | Feb 1, 2021 | — |
| S-3 | S-3 | 0000709283-20-000038 | Nov 25, 2020 | — |
| S-3 | FORM S-3 | 0000709283-03-000033 | Oct 9, 2003 | — |
| S-3 | FORM S-3 DATED MARCH 7TH, 2003 | 0000709283-03-000002 | Mar 7, 2003 | — |
| S-3 | FORM S-3 | 0000891618-97-002653 | Jun 19, 1997 | — |
| S-3 | FORM S-3 | 0000891618-96-003125 | Dec 20, 1996 | — |
| S-3 | FORM S-3 AS FILED ON MAY 8, 1996 | 0000891618-96-000315 | May 8, 1996 | — |