Rick Hamilton - Sep 20, 2021 Form 4 Insider Report for CIENA CORP (CIEN)

Role: SVP, Software and Services
Signature: By: Michelle Rankin For: Rick Hamilton
Stock symbol: CIEN
Transactions as of: Sep 20, 2021
Transactions value $: -$84,600
Form type: 4
Date filed: 9/22/2021, 02:11 PM
Previous filing: Jun 23, 2021
Next filing: Sep 23, 2021

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CIEN	Common Stock	Tax liability	-$19.4K	-376	-0.58%	$51.68	64.6K	Sep 20, 2021	Direct	F1, F2
transaction	CIEN	Common Stock	Tax liability	-$20.1K	-389	-0.6%	$51.68	64.2K	Sep 20, 2021	Direct	F2, F3
transaction	CIEN	Common Stock	Tax liability	-$18.6K	-359	-0.56%	$51.68	63.8K	Sep 20, 2021	Direct	F2, F4
transaction	CIEN	Common Stock	Tax liability	-$26.5K	-513	-0.8%	$51.68	63.3K	Sep 20, 2021	Direct	F2, F5

Showing 1 to 4 of 4 entries

* 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 4 on 12/18/2020.
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 12/18/2018. Acquisition of the RSU was previously reported in Table I of reporting person's Form 4 on 12/20/2018.
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 4 on 12/19/2019.
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 12/12/2017. Acquisition of the RSU was previously reported in Table I of reporting person's Form 4 on 12/14/2017.