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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001275606-21-000022
Filing Date
2021-12-27
Accepted
2021-12-27 18:32:30
Documents
1
Period of Report
2021-12-21

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT edgardoc.html 4  
1 PRIMARY DOCUMENT edgardoc.xml 4 3602
  Complete submission text file 0001275606-21-000022.txt   4876
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: 1030
SIC: 3661 Telephone & Telegraph Apparatus

Mailing Address 9500 AMBERGIEN AUSTIN TX 78729
Business Address
HAMILTON RICK (Reporting) CIK: 0001275606 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-36250 | Film No.: 211521692