# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000936395-25-000025
Filing Date
2025-06-05
Accepted
2025-06-05 14:41:16
Documents
87
Period of Report
2025-05-03

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | cien-20250503.htm iXBRL | 10-Q | 1810701
2 | EX-31.1 | ex311certofceo05-03x25.htm | EX-31.1 | 8403
3 | EX-31.2 | ex312certofcfo05-03x25.htm | EX-31.2 | 7811
4 | EX-32.1 | ex321certofceosection90605.htm | EX-32.1 | 4523
5 | EX-32.2 | ex322certofcfosection90605.htm | EX-32.2 | 4420
11 |  | cien-20250503_g1.jpg | GRAPHIC | 20563
| Complete submission text file | 0000936395-25-000025.txt |  | 9156053

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
6 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | cien-20250503.xsd | EX-101.SCH | 44433
7 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | cien-20250503_cal.xml | EX-101.CAL | 82485
8 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | cien-20250503_def.xml | EX-101.DEF | 241337
9 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | cien-20250503_lab.xml | EX-101.LAB | 618603
10 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | cien-20250503_pre.xml | EX-101.PRE | 442541
89 | EXTRACTED XBRL INSTANCE DOCUMENT | cien-20250503_htm.xml | XML | 1848069

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: 10-Q | Act: 34 | File No.: 001-36250 | Film No.: 251026709
SIC: 3661 Telephone & Telegraph Apparatus
(CF Office: 04 Manufacturing)