COMTECH TELECOMMUNICATIONS CORP /DE/ — SC 13D/A Filings
23 SC 13D/A filings on record
This page lists all SC 13D/A filings submitted to the SEC by COMTECH TELECOMMUNICATIONS CORP /DE/ (CMTL), sorted by most recent first. Each row links to the full filing on EdgarLookup. COMTECH TELECOMMUNICATIONS CORP /DE/ has filed 23 SC 13D/A documents with the SEC since 2014. To view all SEC filings by COMTECH TELECOMMUNICATIONS CORP /DE/, see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
15-15D
3
3/A
4
4/A
424B1
424B3
424B5
425
8-A12G
8-A12G/A
8-K
8-K/A
ARS
AW
CORRESP
CT ORDER
DEF 14A
DEFA14A
DEFC14A
DEFR14A
DFAN14A
DFRN14A
EFFECT
NO ACT
NT 10-K
NT 10-Q
NT 10-Q/A
POS AM
PRE 14A
PREC14A
PRER14A
PRRN14A
REGDEX
RW
S-1
S-2
S-2/A
S-3
S-3/A
S-4
S-4/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC TO-C
SC TO-T
SC TO-T/A
SCHEDULE 13D/A
SCHEDULE 13G
SCHEDULE 13G/A
SD
SE
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SC 13D/A | AMENDMENT NO. 1 TO THE SCHEDULE 13D | 0000921895-24-002771 | Nov 18, 2024 | — |
| SC 13D/A | COMTECH TELECOMMUNICATIONS CORP. | 0000902664-24-005899 | Oct 18, 2024 | — |
| SC 13D/A | SC 13D/A | 0001104659-24-109940 | Oct 18, 2024 | — |
| SC 13D/A | SC 13D/A | 0001104659-24-073161 | Jun 20, 2024 | — |
| SC 13D/A | — | 0000902664-24-004397 | Jun 18, 2024 | — |
| SC 13D/A | SC 13D/A | 0001104659-24-006327 | Jan 25, 2024 | — |
| SC 13D/A | SC 13D/A | 0001104659-23-126475 | Dec 15, 2023 | — |
| SC 13D/A | SC 13D/A | 0001104659-23-108351 | Oct 10, 2023 | — |
| SC 13D/A | SC 13D/A | 0001104659-21-139538 | Nov 16, 2021 | — |
| SC 13D/A | AMENDMENT TO SCHEDULE 13D | 0001169232-03-006119 | Oct 21, 2003 | — |
| SC 13D/A | FORM SC 13D/A | 0001169232-02-001165 | Aug 20, 2002 | — |
| SC 13D/A | AMENDMENT NO.5 TO SCHEDULE 13D | 0001005477-01-003916 | Jul 9, 2001 | — |
| SC 13D/A | AMENDMENT NO. 3 | 0000889812-99-002190 | Jul 23, 1999 | — |
| SC 13D/A | AMENDMENT NO. 4 TO SCHEDULE 13D | 0000922423-98-001296 | Nov 16, 1998 | — |
| SC 13D/A | AMENDMENT NUMBER 4 TO SCHEDULE 13D | 0001005477-98-002590 | Aug 21, 1998 | — |
| SC 13D/A | AMENDMENT NO. 3 TO SCHEDULE 13D | 0000922423-98-000581 | Jun 4, 1998 | — |
| SC 13D/A | AMENDMENT NO. 2 | 0000889812-98-000051 | Jan 14, 1998 | — |
| SC 13D/A | AMENDMENT NO. 1 | 0000889812-97-002521 | Nov 24, 1997 | — |
| SC 13D/A | AMENDMENT NO. 2 TO SCHEDULE 13D | 0000922423-97-000630 | Jul 28, 1997 | — |
| SC 13D/A | AMENDMENT NO. 1 SCHEDULE 13D | 0000950130-97-001768 | Apr 17, 1997 | — |
| SC 13D/A | AMENDMENT NO. 3 SCHEDULE 13D | 0000950130-97-001767 | Apr 17, 1997 | — |
| SC 13D/A | AMENDMENT NO. 2 SCHEDULE 13D | 0000950130-97-001766 | Apr 17, 1997 | — |
| SC 13D/A | AMENDMENT NO. 1 TO SCHEDULE 13D | 0000922423-97-000182 | Mar 7, 1997 | — |