0001032553-26-000037.txt : 20260902 0001032553-26-000037.hdr.sgml : 20260902 20260902183555 ACCESSION NUMBER: 0001032553-26-000037 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20260901 FILED AS OF DATE: 20260902 DATE AS OF CHANGE: 20260902 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: SMITH GARY B CENTRAL INDEX KEY: 0001032553 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36250 FILM NUMBER: 261356268 MAIL ADDRESS: STREET 1: C/O CIENA CORPORATION STREET 2: 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 X0609 4 2026-09-01 0 0000936395 CIENA CORP CIEN 0001032553 SMITH GARY B false C/O CIENA CORPORATION 8150 MAPLE LAWN BOULEVARD, SUITE 300 FULTON MD 20759 1 1 0 0 President, CEO 1 Common Stock 2026-09-01 4 S 0 2952 362.899 D 243078 D Sales were affected pursuant to Rule 10b5-1 trading plan dated 10/04/2025. Reflects the weighted average sales price with transactions in a range of sales from $356.6500 to $381.2975. Upon request by the SEC, full information regarding the number of shares sold at each separate sales price will be provided. Shares reported include unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs). By: Michelle Rankin For: Gary B Smith 2026-09-02