Joseph Cumello - 20 Sep 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 Sep 2023
Net transactions value: -$50,310
Form type: 4
Filing time: 22 Sep 2023, 17:39:15 UTC
Previous filing: 19 Sep 2023
Next filing: 17 Oct 2023
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	$9,352	-195	-0.48%	$47.96	40,229	20 Sep 2023	Direct	F1, F2
transaction	CIEN	Common Stock	Tax liability	$6,618	-138	-0.34%	$47.96	40,091	20 Sep 2023	Direct	F2, F3
transaction	CIEN	Common Stock	Tax liability	$8,729	-182	-0.45%	$47.96	39,909	20 Sep 2023	Direct	F2, F4
transaction	CIEN	Common Stock	Tax liability	$14,340	-299	-0.75%	$47.96	39,610	20 Sep 2023	Direct	F2, F5
transaction	CIEN	Common Stock	Tax liability	$5,899	-123	-0.31%	$47.96	39,487	20 Sep 2023	Direct	F2, F6
transaction	CIEN	Common Stock	Tax liability	$5,372	-112	-0.28%	$47.96	39,375	20 Sep 2023	Direct	F2, F7

* 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 tax liabilities of the reporting person related to a restricted stock until (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.
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 12/16/2020. 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 12/14/2021. 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 12/17/2019. Acquisition of the RSU was previously reported in Table I of reporting person's Form 3 filed on 2/3/2023.