David M. Rothenstein - 20 Sep 2025 Form 4 Insider Report for CIENA CORP (CIEN)

Role
SVP and Chief Strategy Officer
Signature
By: Michelle Rankin For: David M Rothenstein
Issuer symbol
CIEN
Transactions as of
20 Sep 2025
Transactions value $
-$337,346
Form type
4
Filing time
23 Sep 2025, 13:42:49 UTC
Previous filing
17 Sep 2025
Next filing
17 Oct 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Rothenstein David M SVP and Chief Strategy Officer C/O CIENA CORPORATION, 7035 RIDGE RD., HANOVER By: Michelle Rankin For: David M Rothenstein 22 Sep 2025 0001444157

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CIEN Common Stock Tax liability -$94K -679 -0.36% $138.37 190K 20 Sep 2025 Direct F1, F2
transaction CIEN Common Stock Tax liability -$28.2K -204 -0.11% $138.37 190K 20 Sep 2025 Direct F1, F2
transaction CIEN Common Stock Tax liability -$112K -811 -0.43% $138.37 189K 20 Sep 2025 Direct F2, F3
transaction CIEN Common Stock Tax liability -$60.3K -436 -0.23% $138.37 188K 20 Sep 2025 Direct F2, F4
transaction CIEN Common Stock Tax liability -$42.6K -308 -0.16% $138.37 188K 20 Sep 2025 Direct F2, F5
* 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 4 filed on 12/15/2022.
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 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.
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 12/17/2024. Acquisition of the RSU was previously reported in Table I of the reporting person's Form 4 filed on 12/19/2024.
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 12/14/2021. Acquisition of the RSU was previously reported in Table I of the reporting person's Form 4 filed on 12/16/2021.