Dino Diperna - 20 Jun 2024 Form 4 Insider Report for CIENA CORP (CIEN)

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CIEN	Common Stock	Tax liability	$17,281	-368	-0.85%	$46.96	43,012	20 Jun 2024	Direct	F1, F2
transaction	CIEN	Common Stock	Tax liability	$9,580	-204	-0.47%	$46.96	42,808	20 Jun 2024	Direct	F2, F3
transaction	CIEN	Common Stock	Tax liability	$20,850	-444	-1%	$46.96	42,364	20 Jun 2024	Direct	F2, F4
transaction	CIEN	Common Stock	Tax liability	$34,281	-730	-1.7%	$46.96	41,634	20 Jun 2024	Direct	F2, F5
transaction	CIEN	Common Stock	Tax liability	$14,980	-319	-0.77%	$46.96	41,315	20 Jun 2024	Direct	F2, F6

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

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 10/31/2023.
F2	Shares reported include unvested Restricted Stock Units (RSUs).
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 10/27/2023. Acquisition of the RSU was previously reported in Table I of reporting person's Form 4 filed on 10/31/2023.
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 12/13/2022. Acquisition of the RSU was previously reported in Table I of reporting person's Form 3 filed on 10/31/2023.
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 12/12/2023. Acquisition of the RSU was previously reported in Table I of the reporting person's Form 4 filed on 12/14/2023.
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 12/14/2021. Acquisition of the RSU was previously reported in Table I of reporting person's Form 3 filed on 10/31/2023.