Joseph Cumello - 20 Sep 2025 Form 4 Insider Report for CIENA CORP (CIEN)

Role
SVP, General Mgr. Blue Planet
Signature
By: Michelle Rankin For: Joseph Cumello
Issuer symbol
CIEN
Transactions as of
20 Sep 2025
Net transactions value
-$249,619
Form type
4
Filing time
23 Sep 2025, 14:19:27 UTC
Previous filing
30 Jun 2025
Next filing
29 Sep 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Cumello Joseph SVP, General Mgr. Blue Planet C/O CIENA CORPORATION, 7035 RIDGE RD., HANOVER By: Michelle Rankin For: Joseph Cumello 22 Sep 2025 0001963638

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CIEN Common Stock Tax liability $61,021 -441 -0.93% $138.37 46,757 20 Sep 2025 Direct F1, F2
transaction CIEN Common Stock Tax liability $25,183 -182 -0.39% $138.37 46,575 20 Sep 2025 Direct F2, F3
transaction CIEN Common Stock Tax liability $80,531 -582 -1.2% $138.37 45,993 20 Sep 2025 Direct F2, F4
transaction CIEN Common Stock Tax liability $45,800 -331 -0.72% $138.37 45,662 20 Sep 2025 Direct F2, F5
transaction CIEN Common Stock Tax liability $37,083 -268 -0.59% $138.37 45,394 20 Sep 2025 Direct F2, F6
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Represents shares withheld to cover payment of the tax liabilities of the reporting person related to a restricted stock unit (RSU) award agreement dated 12/13/2022. Acquisition of the RSU was previously reported in Table I of the reporting person's Form 3 filed on 2/3/2023.
F2 Shares reported include unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs).
F3 Represents shares withheld to cover payment of the tax liabilities of the reporting person related to a restricted stock unit (RSU) award agreement dated 2/1/2023. Acquisition of the RSU was previously reported in Table I of the reporting person's Form 4 filed on 2/3/2023.
F4 Represents shares withheld to cover payment of the tax liabilities of the reporting person related to a restricted stock unit (RSU) award agreement dated 12/12/2023. Acquisition of the RSU was previously reported in Table I of the reporting person's Form 4 filed on 12/14/2023.
F5 Represents shares withheld to cover payment of the tax liabilities of the reporting person related to a restricted stock unit (RSU) award agreement dated 12/17/2024. Acquisition of the RSU was previously reported in Table I of the reporting person's Form 4 filed on 12/19/2024.
F6 Represents shares withheld to cover payment of the tax liabilities of the reporting person related to a restricted stock unit (RSU) award agreement dated 12/14/2021. Acquisition of the RSU was previously reported in Table I of the reporting person's Form 3 filed on 2/3/2023.