CIENA CORP — PRER14A Filings
1 PRER14A filing on record
This page lists all PRER14A 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 1 PRER14A document 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 |
|---|---|---|---|---|
| PRER14A | CIENA CORPORATION PRER14A | 0000950133-98-000211 | Jan 30, 1998 | — |