<SEC-DOCUMENT>0000950170-23-056939-index.html : 20231031 <SEC-HEADER>0000950170-23-056939.hdr.sgml : 20231031 <ACCEPTANCE-DATETIME>20231031165343 ACCESSION NUMBER: 0000950170-23-056939 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231027 FILED AS OF DATE: 20231031 DATE AS OF CHANGE: 20231031 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: DiPerna Dino CENTRAL INDEX KEY: 0001998460 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36250 FILM NUMBER: 231365397 MAIL ADDRESS: STREET 1: 385 TERRY FOX DR CITY: OTTAWA STATE: A6 ZIP: K2K OL1 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: CIENA CORP CENTRAL INDEX KEY: 0000936395 STANDARD INDUSTRIAL CLASSIFICATION: TELEPHONE & TELEGRAPH APPARATUS [3661] IRS NUMBER: 232725311 STATE OF INCORPORATION: DE FISCAL YEAR END: 1028 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 </SEC-HEADER> <DOCUMENT> <TYPE>4 <SEQUENCE>1 <FILENAME>ownership.xml <DESCRIPTION>4 <TEXT> Document 1 - file: ownership.html
Document 1 - RAW XML: ownership.xml
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