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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001177261-21-000012
Filing Date
2021-05-19
Accepted
2021-05-19 13:29:48
Documents
1
Period of Report
2021-05-17

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT edgardoc.html 4  
1 PRIMARY DOCUMENT edgardoc.xml 4 3306
  Complete submission text file 0001177261-21-000012.txt   4622
Mailing Address 7035 RIDGE ROAD HANOVER MD 21076
Business Address 7035 RIDGE ROAD HANOVER MD 21076 4108658500
CIENA CORP (Issuer) CIK: 0000936395 (see all company filings)

IRS No.: 232725311 | State of Incorp.: DE | Fiscal Year End: 1031
SIC: 3661 Telephone & Telegraph Apparatus

Mailing Address C/O CIENA CORPORATION 7035 RIDGE ROAD HANOVER MD 21076
Business Address
ALEXANDER STEPHEN B (Reporting) CIK: 0001177261 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-36250 | Film No.: 21939721