# Filing Detail

Form 8-K - Current report:
SEC Accession No. 0000936395-25-000037
Filing Date
2025-09-04
Accepted
2025-09-04 07:02:08
Documents
44
Period of Report
2025-09-04
Items
Item 2.02: Results of Operations and Financial Condition
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 8-K | cien-20250904.htm iXBRL | 8-K | 31885
2 | EX-99.1 | ex9912025q3earningspressre.htm | EX-99.1 | 346534
3 | EX-99.2 | ex9922025q3earningsprese.htm | EX-99.2 | 28645
7 |  | ex9922025q3earningsprese001.jpg | GRAPHIC | 46515
8 |  | ex9922025q3earningsprese002.jpg | GRAPHIC | 284737
9 |  | ex9922025q3earningsprese003.jpg | GRAPHIC | 61698
10 |  | ex9922025q3earningsprese004.jpg | GRAPHIC | 83636
11 |  | ex9922025q3earningsprese005.jpg | GRAPHIC | 92775
12 |  | ex9922025q3earningsprese006.jpg | GRAPHIC | 106478
13 |  | ex9922025q3earningsprese007.jpg | GRAPHIC | 91594
14 |  | ex9922025q3earningsprese008.jpg | GRAPHIC | 80264
15 |  | ex9922025q3earningsprese009.jpg | GRAPHIC | 64387
16 |  | ex9922025q3earningsprese010.jpg | GRAPHIC | 81486
17 |  | ex9922025q3earningsprese011.jpg | GRAPHIC | 118584
18 |  | ex9922025q3earningsprese012.jpg | GRAPHIC | 76277
19 |  | ex9922025q3earningsprese013.jpg | GRAPHIC | 86490
20 |  | ex9922025q3earningsprese014.jpg | GRAPHIC | 118009
21 |  | ex9922025q3earningsprese015.jpg | GRAPHIC | 83135
22 |  | ex9922025q3earningsprese016.jpg | GRAPHIC | 66205
23 |  | ex9922025q3earningsprese017.jpg | GRAPHIC | 117747
24 |  | ex9922025q3earningsprese018.jpg | GRAPHIC | 88856
25 |  | ex9922025q3earningsprese019.jpg | GRAPHIC | 81286
26 |  | ex9922025q3earningsprese020.jpg | GRAPHIC | 114731
27 |  | ex9922025q3earningsprese021.jpg | GRAPHIC | 65134
28 |  | ex9922025q3earningsprese022.jpg | GRAPHIC | 58994
29 |  | ex9922025q3earningsprese023.jpg | GRAPHIC | 29913
30 |  | ex9922025q3earningsprese024.jpg | GRAPHIC | 169647
31 |  | ex9922025q3earningsprese025.jpg | GRAPHIC | 67803
32 |  | ex9922025q3earningsprese026.jpg | GRAPHIC | 34219
33 |  | ex9922025q3earningsprese027.jpg | GRAPHIC | 79360
34 |  | ex9922025q3earningsprese028.jpg | GRAPHIC | 146993
35 |  | ex9922025q3earningsprese029.jpg | GRAPHIC | 136634
36 |  | ex9922025q3earningsprese030.jpg | GRAPHIC | 108077
| Complete submission text file | 0000936395-25-000037.txt |  | 4474926

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
4 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | cien-20250904.xsd | EX-101.SCH | 1789
5 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | cien-20250904_lab.xml | EX-101.LAB | 21885
6 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | cien-20250904_pre.xml | EX-101.PRE | 12516
46 | EXTRACTED XBRL INSTANCE DOCUMENT | cien-20250904_htm.xml | XML | 2685

Mailing Address 7035 RIDGE ROAD HANOVER MD 21076
Business Address 7035 RIDGE ROAD HANOVER MD 21076 4108658500
CIENA CORP (Filer) CIK: 0000936395 (see all company filings)

EIN.: 232725311 | State of Incorp.: MD | Fiscal Year End: 1101
Type: 8-K | Act: 34 | File No.: 001-36250 | Film No.: 251291865
SIC: 3661 Telephone & Telegraph Apparatus
(CF Office: 04 Manufacturing)