CIENA CORP — 144 Filings
141 144 filings on record
This page lists all 144 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 141 144 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 |
|---|---|---|---|---|
| 144 | — | 0001950047-26-003043 | Mar 27, 2026 | — |
| 144 | — | 0001950047-26-002937 | Mar 24, 2026 | — |
| 144 | — | 0001950047-26-002642 | Mar 16, 2026 | — |
| 144 | — | 0001950047-26-001370 | Feb 17, 2026 | — |
| 144 | — | 0001950047-26-000437 | Jan 15, 2026 | — |
| 144 | — | 0001950047-26-000434 | Jan 15, 2026 | — |
| 144 | — | 0001950047-26-000439 | Jan 15, 2026 | — |
| 144 | — | 0001950047-26-000347 | Jan 12, 2026 | — |
| 144 | — | 0001950047-26-000323 | Jan 12, 2026 | — |
| 144 | — | 0001950047-26-000302 | Jan 9, 2026 | — |
| 144 | — | 0001958244-26-000016 | Jan 5, 2026 | — |
| 144 | — | 0001950047-26-000005 | Jan 2, 2026 | — |
| 144 | — | 0001950047-25-010270 | Dec 15, 2025 | — |
| 144 | — | 0001950047-25-010285 | Dec 15, 2025 | — |
| 144 | — | 0001950047-25-010298 | Dec 15, 2025 | — |
| 144 | — | 0001950047-25-008949 | Nov 17, 2025 | — |
| 144 | — | 0001950047-25-008911 | Nov 17, 2025 | — |
| 144 | — | 0001950047-25-008921 | Nov 17, 2025 | — |
| 144 | — | 0001950047-25-007966 | Oct 15, 2025 | — |
| 144 | — | 0001950047-25-008012 | Oct 15, 2025 | — |
| 144 | — | 0001958244-25-004402 | Oct 15, 2025 | — |
| 144 | — | 0001950047-25-007958 | Oct 15, 2025 | — |
| 144 | — | 0001950047-25-007610 | Oct 1, 2025 | — |
| 144 | — | 0001950047-25-007609 | Oct 1, 2025 | — |
| 144 | — | 0001950047-25-007527 | Sep 26, 2025 | — |
| 144 | — | 0001950047-25-007484 | Sep 24, 2025 | — |
| 144 | — | 0001950047-25-007152 | Sep 15, 2025 | — |
| 144 | — | 0001950047-25-007098 | Sep 15, 2025 | — |
| 144 | — | 0001950047-25-005887 | Aug 15, 2025 | — |
| 144 | — | 0001950047-25-005914 | Aug 15, 2025 | — |
| 144 | — | 0001958244-25-004190 | Jul 15, 2025 | — |
| 144 | — | 0001950047-25-005023 | Jul 15, 2025 | — |
| 144 | — | 0001950047-25-005004 | Jul 15, 2025 | — |
| 144 | — | 0001950047-25-005005 | Jul 15, 2025 | — |
| 144 | — | 0001950047-25-004715 | Jul 1, 2025 | — |
| 144 | — | 0001950047-25-004717 | Jul 1, 2025 | — |
| 144 | — | 0001950047-25-004659 | Jun 27, 2025 | — |
| 144 | — | 0001950047-25-004308 | Jun 16, 2025 | — |
| 144 | — | 0001950047-25-004383 | Jun 16, 2025 | — |
| 144 | — | 0001950047-25-003052 | May 15, 2025 | — |
| 144 | — | 0001950047-25-003036 | May 15, 2025 | — |
| 144 | — | 0001950047-25-002488 | Apr 15, 2025 | — |
| 144 | — | 0001958244-25-002493 | Apr 15, 2025 | — |
| 144 | — | 0001950047-25-002463 | Apr 15, 2025 | — |
| 144 | — | 0001950047-25-002256 | Apr 1, 2025 | — |
| 144 | — | 0001950047-25-002268 | Apr 1, 2025 | — |
| 144 | — | 0001950047-25-002145 | Mar 24, 2025 | — |
| 144 | — | 0001950047-25-001913 | Mar 17, 2025 | — |
| 144 | — | 0001950047-25-000920 | Feb 18, 2025 | — |
| 144 | — | 0001950047-25-000252 | Jan 15, 2025 | — |