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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000936395-21-000054
Filing Date
2021-12-17
Accepted
2021-12-17 16:48:15
Documents
141
Period of Report
2021-10-30

Document Format Files

Seq Description Document Type Size
1 10-K cien-20211030.htm   iXBRL 10-K 3654190
2 EX-21.1 ex21120211030-subsidiaries.htm EX-21.1 3652
3 EX-23.1 ex2312021103010kpwcconsent.htm EX-23.1 2887
4 EX-31.1 ex3112021103010kceocert302.htm EX-31.1 8842
5 EX-31.2 ex3122021103010kcfocert302.htm EX-31.2 8782
6 EX-32.1 ex3212021103010kceocert906.htm EX-32.1 4967
7 EX-32.2 ex3222021103010kcfocert906.htm EX-32.2 4618
13 cien-20211030_g1.jpg GRAPHIC 48418
  Complete submission text file 0000936395-21-000054.txt   16599292

Data Files

Seq Description Document Type Size
8 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT cien-20211030.xsd EX-101.SCH 93900
9 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT cien-20211030_cal.xml EX-101.CAL 179695
10 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT cien-20211030_def.xml EX-101.DEF 445346
11 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT cien-20211030_lab.xml EX-101.LAB 1167149
12 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT cien-20211030_pre.xml EX-101.PRE 783522
14 EXTRACTED XBRL INSTANCE DOCUMENT cien-20211030_htm.xml XML 3429104
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)

IRS No.: 232725311 | State of Incorp.: DE | Fiscal Year End: 1030
Type: 10-K | Act: 34 | File No.: 001-36250 | Film No.: 211502269
SIC: 3661 Telephone & Telegraph Apparatus