0001444157-26-000014.txt : 20260519 0001444157-26-000014.hdr.sgml : 20260519 20260519182955 ACCESSION NUMBER: 0001444157-26-000014 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20260515 FILED AS OF DATE: 20260519 DATE AS OF CHANGE: 20260519 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Rothenstein David M CENTRAL INDEX KEY: 0001444157 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36250 FILM NUMBER: 261000794 MAIL ADDRESS: STREET 1: 7035 RIDGE ROAD CITY: HANOVER STATE: MD ZIP: 21076 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: CIENA CORP CENTRAL INDEX KEY: 0000936395 STANDARD INDUSTRIAL CLASSIFICATION: TELEPHONE & TELEGRAPH APPARATUS [3661] ORGANIZATION NAME: 04 Manufacturing EIN: 232725311 STATE OF INCORPORATION: MD FISCAL YEAR END: 1031 BUSINESS ADDRESS: STREET 1: 7035 RIDGE ROAD CITY: HANOVER STATE: MD ZIP: 21076 BUSINESS PHONE: 4108658500 MAIL ADDRESS: STREET 1: 7035 RIDGE ROAD CITY: HANOVER STATE: MD ZIP: 21076 4 1 edgardoc.xml PRIMARY DOCUMENT