CIENA CORP — S-4 Filings
8 S-4 filings on record
This page lists all S-4 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 8 S-4 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 | S-4 | 0001193125-17-218490 | Jun 29, 2017 | — |
| S-4 | FORM S-4 | 0001193125-15-213522 | Jun 4, 2015 | — |
| S-4 | FORM S-4 CIENA CORPORATION | 0000950133-04-001075 | Mar 24, 2004 | — |
| S-4 | FORM S-4 FOR CIENA CORPORATION | 0000950133-04-001074 | Mar 24, 2004 | — |
| S-4 | FORM S-4 CIENA CORPORATION | 0000950133-03-001530 | Apr 29, 2003 | — |
| S-4 | CIENA CORPORATION FORM S-4 | 0000950133-02-001046 | Mar 20, 2002 | — |
| S-4 | FORM S-4 - CIENA CORPORATION | 0000950133-01-000021 | Jan 3, 2001 | — |
| S-4 | CIENA CORPORATION FORM S-4 | 0000950133-99-002153 | Jun 10, 1999 | — |