# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000936395-20-000042
Filing Date
2020-12-18
Accepted
2020-12-18 15:32:47
Documents
144
Period of Report
2020-10-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | cien-20201031.htm iXBRL | 10-K | 4027649
2 | EX-4.2 | ex42-descriptionofsecuriti.htm | EX-4.2 | 22932
3 | EX-10.3 | ex103-2017rsuagree201218.htm | EX-10.3 | 178974
4 | EX-10.5 | ex105-2017psuagree201218.htm | EX-10.5 | 86812
5 | EX-10.6 | ex106-2017msuagree201218.htm | EX-10.6 | 90275
6 | EX-21.1 | ex21120201031-subsidiaries.htm | EX-21.1 | 2571
7 | EX-23.1 | ex2312020103110kpwcconsent.htm | EX-23.1 | 2653
8 | EX-31.1 | ex3112020103110kceocert302.htm | EX-31.1 | 8857
9 | EX-31.2 | ex3122020103110kcfocert302.htm | EX-31.2 | 8797
10 | EX-32.1 | ex3212020103110kceocert906.htm | EX-32.1 | 4983
11 | EX-32.2 | ex3222020103110kcfocert906.htm | EX-32.2 | 4634
17 |  | cien-20201031_g1.jpg | GRAPHIC | 389586
| Complete submission text file | 0000936395-20-000042.txt |  | 19239682

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
12 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | cien-20201031.xsd | EX-101.SCH | 99727
13 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | cien-20201031_cal.xml | EX-101.CAL | 226787
14 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | cien-20201031_def.xml | EX-101.DEF | 590136
15 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | cien-20201031_lab.xml | EX-101.LAB | 1258884
16 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | cien-20201031_pre.xml | EX-101.PRE | 871800
18 | EXTRACTED XBRL INSTANCE DOCUMENT | cien-20201031_htm.xml | XML | 3649496

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.: DE | Fiscal Year End: 1031
Type: 10-K | Act: 34 | File No.: 001-36250 | Film No.: 201400476
SIC: 3661 Telephone & Telegraph Apparatus