Joseph Cumello - 20 Dec 2023 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 Dec 2023
Net transactions value: -$117,099
Form type: 4
Filing time: 22 Dec 2023, 09:21:29 UTC
Previous filing: 19 Dec 2023
Next filing: 21 Mar 2024
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CIEN	Common Stock	Tax liability	$6,014	-138	-0.24%	$43.58	58,207	20 Dec 2023	Direct	F1, F2
transaction	CIEN	Common Stock	Tax liability	$8,455	-194	-0.33%	$43.58	58,013	20 Dec 2023	Direct	F2, F3
transaction	CIEN	Common Stock	Tax liability	$4,881	-112	-0.19%	$43.58	57,901	20 Dec 2023	Direct	F2, F4
transaction	CIEN	Common Stock	Tax liability	$13,030	-299	-0.52%	$43.58	57,602	20 Dec 2023	Direct	F2, F5
transaction	CIEN	Common Stock	Tax liability	$5,360	-123	-0.21%	$43.58	57,479	20 Dec 2023	Direct	F2, F6
transaction	CIEN	Common Stock	Tax liability	$7,932	-182	-0.32%	$43.58	57,297	20 Dec 2023	Direct	F2, F7
transaction	CIEN	Common Stock	Tax liability	$13,423	-308	-0.54%	$43.58	56,989	20 Dec 2023	Direct	F2, F8
transaction	CIEN	Common Stock	Tax liability	$20,003	-459	-0.81%	$43.58	56,530	20 Dec 2023	Direct	F2, F9
transaction	CIEN	Common Stock	Tax liability	$38,002	-872	-1.5%	$43.58	55,658	20 Dec 2023	Direct	F2, F10

* 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 12/16/2020. Acquisition of the RSU was previously reported in Table I of 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 tax liabilities of the reporting person related to a restricted stock unit (RSU) award agreement dated 10/1/2020. Acquisition of the RSU was previously reported in Table I of reporting person's Form 3 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 12/17/2019. Acquisition of the RSU was previously reported in Table I of reporting person's Form 3 filed on 2/3/2023.
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 12/13/2022. Acquisition of the RSU was previously reported in Table I of reporting person's Form 3 filed on 2/3/2023.
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 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.
F7	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 reporting person's Form 3 filed on 2/3/2023.
F8	Represents shares withheld to cover payment of the tax liabilities of the reporting person related to a market stock unit (MSU) award agreement dated 12/16/2020. The earning of the MSU was previously reported on Table I of the reporting person's Form 4 filed on 12/14/2023.
F9	Represents shares withheld to cover payment of the tax liabilities of the reporting person related to a performance stock unit (PSU) award agreement dated 12/13/2022. The earning of the PSU was previously reported on Table I of the reporting person's Form 4 filed on 12/14/2023.
F10	Represents shares withheld to cover payment of the tax liabilities of the reporting person related to a performance stock unit (PSU) award agreement dated 12/14/2021. This PSU was previously reported on Table I of the reporting person's Form 3 filed on 2/3/2023.