Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001062993-25-013625
Filing Date
2025-08-05
Accepted
2025-08-05 17:52:56
Documents
1
Period of Report
2025-08-01

Document Format Files

Seq Description Document Type Size
1 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES form4.html 4  
1 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES form4.xml 4 3429
  Complete submission text file 0001062993-25-013625.txt   4859
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)

EIN.: 232725311 | State of Incorp.: MD | Fiscal Year End: 1101
SIC: 3661 Telephone & Telegraph Apparatus
(CF Office: 04 Manufacturing)

Mailing Address C/O CIENA CORPORATION 7035 RIDGE ROAD HANOVER MD 21076-1426
Business Address
Graff Marc D. (Reporting) CIK: 0002080157 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-36250 | Film No.: 251186440