CIENA CORP — S-4/A Filings
14 S-4/A filings on record
This page lists all S-4/A filings submitted to the SEC by CIENA CORP (CIEN), sorted by most recent first. Each row links to the full filing on EdgarLookup. CIENA CORP has filed 14 S-4/A documents with the SEC since 2020. To view all SEC filings by CIENA CORP, see the full filings list.
All
10-K
10-K/A
10-Q
10-Q/A
144
25
3
3/A
4
4/A
424B3
424B4
424B5
425
8-A12B
8-A12G
8-K
8-K/A
ARS
CERTNYS
CORRESP
CT ORDER
DEF 14A
DEFA14A
EFFECT
FWP
POS AM
POSASR
PRE 14A
PRER14A
REGDEX
REGDEX/A
S-1
S-1/A
S-3
S-3/A
S-3ASR
S-3MEF
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-I
SC TO-I/A
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| S-4/A | AMENDMENT NO. 2 TO FORM S-4 | 0001193125-17-228618 | Jul 14, 2017 | — |
| S-4/A | AMENDMENT NO. 1 TO FORM S-4 | 0001193125-17-218900 | Jun 30, 2017 | — |
| S-4/A | FORM S-4/A | 0001193125-15-236883 | Jun 26, 2015 | — |
| S-4/A | FORM S-4/A | 0000950133-04-001148 | Mar 26, 2004 | — |
| S-4/A | FORM S-4 FOR CIENA CORPORATION | 0000950133-04-001141 | Mar 25, 2004 | — |
| S-4/A | FORM S-4/A CIENA CORPORATION | 0000950133-03-001714 | May 9, 2003 | — |
| S-4/A | S-4 AMENDMENT NO. 3 | 0000950133-02-002011 | May 15, 2002 | — |
| S-4/A | AMENDMENT NO. 2 TO FORM S-4 | 0000950133-02-001919 | May 14, 2002 | — |
| S-4/A | AMENDMENT NO. 1 TO FORM S-4 | 0000950133-02-001688 | Apr 29, 2002 | — |
| S-4/A | AMENDMENT NO. 3 TO FORM S-4 | 0000950133-01-000811 | Feb 28, 2001 | — |
| S-4/A | AMENDMENT NO. 2 TO FORM S-4 | 0000950133-01-000729 | Feb 23, 2001 | — |
| S-4/A | AMENDMENT NO. 1 TO FORM S-4 | 0000950133-01-000480 | Feb 12, 2001 | — |
| S-4/A | AMENDMENT NO. 2 TO FORM S-4 | 0000950133-99-002174 | Jun 11, 1999 | — |
| S-4/A | CIENA CORPORATION FORM S-4 AMENDMENT #1 | 0000950133-99-002167 | Jun 11, 1999 | — |