Rick Hamilton - Dec 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: Dec 20, 2021
Transactions value $: -$1,184,530
Form type: 4
Date filed: 12/22/2021, 02:44 PM
Previous filing: Dec 16, 2021
Next filing: Dec 27, 2021

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CIEN	Common Stock	Tax liability	-$33.5K	-450	-0.42%	$74.48	107K	Dec 20, 2021	Direct	F1, F2
transaction	CIEN	Common Stock	Tax liability	-$104K	-1.39K	-1.3%	$74.48	105K	Dec 20, 2021	Direct	F2, F3
transaction	CIEN	Common Stock	Tax liability	-$161K	-2.16K	-2.05%	$74.48	103K	Dec 20, 2021	Direct	F2, F3
transaction	CIEN	Common Stock	Tax liability	-$58.3K	-783	-0.76%	$74.48	103K	Dec 20, 2021	Direct	F2, F4
transaction	CIEN	Common Stock	Tax liability	-$44.2K	-593	-0.58%	$74.48	102K	Dec 20, 2021	Direct	F2, F5
transaction	CIEN	Common Stock	Tax liability	-$565K	-7.58K	-7.44%	$74.48	94.4K	Dec 20, 2021	Direct	F2, F6
transaction	CIEN	Common Stock	Tax liability	-$40.7K	-547	-0.58%	$74.48	93.8K	Dec 20, 2021	Direct	F2, F7
transaction	CIEN	Common Stock	Tax liability	-$59.6K	-800	-0.85%	$74.48	93K	Dec 20, 2021	Direct	F2, F8
transaction	CIEN	Common Stock	Tax liability	-$119K	-1.6K	-1.72%	$74.48	91.4K	Dec 20, 2021	Direct	F2, F8

Showing 1 to 9 of 9 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 the 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 performance stock unit (PSU) award agreement dated 12/16/2020. The earning of the PSU was previously reported on Table I of the reporting person's Form 4 on 12/16/2021.
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 12/12/2017. Acquisition of the RSU was previously reported in Table I of the reporting person's Form 4 on 12/14/2017.
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 12/18/2018. Acquisition of the RSU was previously reported in Table I of the reporting person's Form 4 on 12/20/2018.
F6	Represents shares withheld to cover payment of the tax liabilities of the reporting person related to a market stock unit (MSU) award agreement dated 12/18/2018. The earning of the MSU was previously reported on Table I of the reporting person's Form 4 on 12/16/2021.
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 the reporting person's Form 4 on 12/19/2019.
F8	Represents shares withheld to cover payment of the tax liabilities of the reporting person related to a performance stock unit (PSU) award agreement dated 12/17/2019. The earning of the PSU was previously reported on Table I of the reporting person's Form 4 on 12/18/2020.