CIENA CORP — 3 Filings
49 3 filings on record
This page lists all 3 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 49 3 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 |
|---|---|---|---|---|
| 3 | INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-25-013624 | Aug 5, 2025 | Aug 1, 2025 |
| 3 | 3 | 0000950170-23-056934 | Oct 31, 2023 | Oct 27, 2023 |
| 3 | 3 | 0000950170-23-056920 | Oct 31, 2023 | Oct 27, 2023 |
| 3 | 3 | 0000950170-23-046556 | Sep 6, 2023 | Aug 30, 2023 |
| 3 | FORM 3 SUBMISSION | 0000899243-23-003910 | Feb 3, 2023 | Jan 30, 2023 |
| 3 | FORM 3 SUBMISSION | 0000899243-23-003909 | Feb 3, 2023 | Jan 30, 2023 |
| 3 | FORM 3 SUBMISSION | 0000899243-20-018080 | Jul 1, 2020 | Jun 30, 2020 |
| 3 | FORM 3 SUBMISSION | 0000899243-20-010727 | Apr 14, 2020 | Apr 13, 2020 |
| 3 | FORM 3 SUBMISSION | 0000899243-19-022568 | Aug 29, 2019 | Aug 28, 2019 |
| 3 | FORM 3 SUBMISSION | 0000899243-18-027321 | Oct 24, 2018 | Oct 16, 2018 |
| 3 | FORM 3 SUBMISSION | 0000899243-17-020962 | Aug 24, 2017 | Aug 23, 2017 |
| 3 | PRIMARY DOCUMENT | 0001275606-17-000004 | Mar 1, 2017 | Feb 27, 2017 |
| 3 | PRIMARY DOCUMENT | 0001275606-17-000003 | Mar 1, 2017 | Feb 27, 2017 |
| 3 | PRIMARY DOCUMENT | 0001275606-17-000002 | Mar 1, 2017 | Feb 27, 2017 |
| 3 | FORM 3 SUBMISSION | 0001209191-15-042363 | May 13, 2015 | May 3, 2015 |
| 3 | FORM 3 SUBMISSION | 0001209191-15-018375 | Feb 25, 2015 | Feb 16, 2015 |
| 3 | PRIMARY DOCUMENT | 0000936395-14-000004 | Feb 12, 2014 | Feb 4, 2014 |
| 3 | PRIMARY DOCUMENT | 0001179798-12-000003 | Jun 4, 2012 | Jun 1, 2012 |
| 3 | — | 0001181431-11-054604 | Nov 3, 2011 | Oct 25, 2011 |
| 3 | PRIMARY DOCUMENT | 0001526624-11-000003 | Aug 3, 2011 | Aug 1, 2011 |
| 3 | PRIMARY DOCUMENT | 0001517305-11-000003 | Apr 4, 2011 | Mar 24, 2011 |
| 3 | PRIMARY DOCUMENT | 0001203649-11-000004 | Apr 4, 2011 | Mar 24, 2011 |
| 3 | PRIMARY DOCUMENT | 0001363623-10-000005 | Mar 22, 2010 | Mar 19, 2010 |
| 3 | PRIMARY DOCUMENT | 0001285617-09-000003 | Dec 17, 2009 | Dec 15, 2009 |
| 3 | PRIMARY DOCUMENT | 0001221168-09-000007 | May 29, 2009 | May 27, 2009 |
| 3 | PRIMARY DOCUMENT | 0001444157-08-000002 | Nov 4, 2008 | Oct 31, 2008 |
| 3 | PRIMARY DOCUMENT | 0001215181-07-000004 | Dec 13, 2007 | Dec 10, 2007 |
| 3 | PRIMARY DOCUMENT | 0001182501-06-000006 | Sep 1, 2006 | Aug 30, 2006 |
| 3 | PRIMARY DOCUMENT | 0001360607-06-000001 | Apr 28, 2006 | Apr 19, 2006 |
| 3 | PRIMARY DOCUMENT | 0001301541-04-000002 | Aug 26, 2004 | Aug 18, 2004 |
| 3 | PRIMARY DOCUMENT | 0001288377-04-000001 | May 4, 2004 | May 3, 2004 |
| 3 | PRIMARY DOCUMENT | 0001285617-04-000002 | Apr 2, 2004 | Mar 29, 2004 |
| 3 | PRIMARY DOCUMENT | 0001272820-03-000001 | Dec 12, 2003 | Dec 9, 2003 |
| 3 | PRIMARY DOCUMENT | 0001271962-03-000001 | Dec 8, 2003 | Nov 19, 2003 |
| 3 | PRIMARY DOCUMENT | 0001271964-03-000001 | Dec 8, 2003 | Nov 19, 2003 |
| 3 | PRIMARY DOCUMENT | 0001177271-03-000002 | Dec 8, 2003 | Nov 19, 2003 |
| 3 | PRIMARY DOCUMENT | 0001266066-03-000002 | Oct 15, 2003 | Sep 3, 2003 |
| 3 | FORM 3 - 12/12/02 | 0000936395-02-000011 | Dec 12, 2002 | — |
| 3 | FORM 3 | 0000950133-02-000617 | Feb 20, 2002 | Feb 17, 2002 |
| 3 | FORM 3 - (1) | 0000932440-97-000290 | Oct 14, 1997 | — |
| 3 | FORM 3 - FEBRUARY 7, 1997 | 0000932440-97-000287 | Oct 10, 1997 | Feb 7, 1997 |
| 3 | FORM 3 - FEBRUARY 7, 1997 | 0000932440-97-000271 | Oct 10, 1997 | Feb 7, 1997 |
| 3 | FORM 3 - FEBRUARY 7, 1997 | 0000932440-97-000270 | Oct 10, 1997 | Feb 7, 1997 |
| 3 | FORM 3 - FEBRUARY 7, 1997 | 0000932440-97-000256 | Oct 10, 1997 | Feb 7, 1997 |
| 3 | FORM 3 - FEBRUARY 7, 1997 | 0000932440-97-000255 | Oct 10, 1997 | Feb 7, 1997 |
| 3 | FORM 3 - FEBRUARY 7, 1997 | 0000932440-97-000254 | Oct 10, 1997 | Feb 7, 1997 |
| 3 | FORM 3 - FEBRUARY 7, 1997 | 0000932440-97-000253 | Oct 10, 1997 | Feb 7, 1997 |
| 3 | FORM 3 - FEBRUARY 7, 1997 | 0000932440-97-000252 | Oct 10, 1997 | Feb 7, 1997 |
| 3 | FORM 3 - FEBRUARY 7, 1997 | 0000932440-97-000251 | Oct 10, 1997 | Feb 7, 1997 |