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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001275606-21-000004
Filing Date
2021-03-23
Accepted
2021-03-23 15:57:35
Documents
1
Period of Report
2021-03-20

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT edgardoc.html 4  
1 PRIMARY DOCUMENT edgardoc.xml 4 8736
  Complete submission text file 0001275606-21-000004.txt   10009
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 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.: 21764730