CIEN Filing
144Filing Date: Jul 15, 2026
CIENA CORP (CIEN) · Proposed Sale (Form 144) SEC Filing
Insider Proposed Sale Notice
descriptionView SEC Filing
ACC: 0001950047-26-007112open_in_new
Sale Plan
DAVID ROTHENSTEIN
Officer·CIENA CORP (CIEN)
Proposed
CommonNYSE
Shares2.50K
Est. DateJul 15
Market Value$1.12M
BrokerMorgan Stanley Smith Barney LLC Executive Financial Services
AcquisitionRestricted Stock Units · Issuer
Acquired DateJun 20, 2020
Amount Acquired2.50K
10b5-1 Plan Adoption10/10/2025
% Outstanding0.0018%
10b5-1
Exercise / Payment Details
Paid: Jun 20, 2020Method: N/A
Sales Past 3 Months Total $2.55M · 5.00K sh. expand_more
Jun
15
$1.14M
2.50K sh.
May
15
$1.41M
2.50K sh.
Signature & Compliance expand_more
Notice DateJul 15, 2026
10b5-1 Plan Adoption10/10/2025
Signature /s/ David Rothenstein
Issuer Info expand_more
CompanyCIENA CORPORATION
CIK0000936395
SEC File No.001-36250
Phone4106945700
Address7035 Ridge Road, Hanover, MD 21076