# Filing Detail

Form 8-K - Current report:
SEC Accession No. 0001628280-25-056425
Filing Date
2025-12-11
Accepted
2025-12-11 07:07:39
Documents
48
Period of Report
2025-12-11
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-20251211.htm iXBRL | 8-K | 31896
2 | EX-99.1 | ex9912025q4earningspressre.htm | EX-99.1 | 441894
3 | EX-99.2 | ex9922025q4earningsprese.htm | EX-99.2 | 34084
7 |  | ex9922025q4earningsprese001.jpg | GRAPHIC | 44119
8 |  | ex9922025q4earningsprese002.jpg | GRAPHIC | 272531
9 |  | ex9922025q4earningsprese003.jpg | GRAPHIC | 53515
10 |  | ex9922025q4earningsprese004.jpg | GRAPHIC | 85221
11 |  | ex9922025q4earningsprese005.jpg | GRAPHIC | 94792
12 |  | ex9922025q4earningsprese006.jpg | GRAPHIC | 109220
13 |  | ex9922025q4earningsprese007.jpg | GRAPHIC | 139536
14 |  | ex9922025q4earningsprese008.jpg | GRAPHIC | 111564
15 |  | ex9922025q4earningsprese009.jpg | GRAPHIC | 82649
16 |  | ex9922025q4earningsprese010.jpg | GRAPHIC | 64225
17 |  | ex9922025q4earningsprese011.jpg | GRAPHIC | 114871
18 |  | ex9922025q4earningsprese012.jpg | GRAPHIC | 77015
19 |  | ex9922025q4earningsprese013.jpg | GRAPHIC | 113071
20 |  | ex9922025q4earningsprese014.jpg | GRAPHIC | 100350
21 |  | ex9922025q4earningsprese015.jpg | GRAPHIC | 84676
22 |  | ex9922025q4earningsprese016.jpg | GRAPHIC | 69569
23 |  | ex9922025q4earningsprese017.jpg | GRAPHIC | 143746
24 |  | ex9922025q4earningsprese018.jpg | GRAPHIC | 88326
25 |  | ex9922025q4earningsprese019.jpg | GRAPHIC | 66724
26 |  | ex9922025q4earningsprese020.jpg | GRAPHIC | 119271
27 |  | ex9922025q4earningsprese021.jpg | GRAPHIC | 87444
28 |  | ex9922025q4earningsprese022.jpg | GRAPHIC | 78077
29 |  | ex9922025q4earningsprese023.jpg | GRAPHIC | 114111
30 |  | ex9922025q4earningsprese024.jpg | GRAPHIC | 66623
31 |  | ex9922025q4earningsprese025.jpg | GRAPHIC | 59216
32 |  | ex9922025q4earningsprese026.jpg | GRAPHIC | 31403
33 |  | ex9922025q4earningsprese027.jpg | GRAPHIC | 161163
34 |  | ex9922025q4earningsprese028.jpg | GRAPHIC | 85978
35 |  | ex9922025q4earningsprese029.jpg | GRAPHIC | 77880
36 |  | ex9922025q4earningsprese030.jpg | GRAPHIC | 33679
37 |  | ex9922025q4earningsprese031.jpg | GRAPHIC | 80725
38 |  | ex9922025q4earningsprese032.jpg | GRAPHIC | 154257
39 |  | ex9922025q4earningsprese033.jpg | GRAPHIC | 140092
40 |  | ex9922025q4earningsprese034.jpg | GRAPHIC | 118640
| Complete submission text file | 0001628280-25-056425.txt |  | 5247289

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
4 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | cien-20251211.xsd | EX-101.SCH | 1789
5 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | cien-20251211_lab.xml | EX-101.LAB | 21885
6 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | cien-20251211_pre.xml | EX-101.PRE | 12516
50 | EXTRACTED XBRL INSTANCE DOCUMENT | cien-20251211_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.: 251563496
SIC: 3661 Telephone & Telegraph Apparatus
(CF Office: 04 Manufacturing)