Gary B Smith - 20 Dec 2021 Form 4 Insider Report for CIENA CORP (CIEN)

Role: President, CEO, Director
Signature: By: Michelle Rankin For: Gary B. Smith
Issuer symbol: CIEN
Transactions as of: 20 Dec 2021
Net transactions value: -$7,719,107
Form type: 4
Filing time: 22 Dec 2021, 15:03:44 UTC
Previous filing: 16 Dec 2021
Next filing: 22 Mar 2022
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	$279,598	-3,754	-0.66%	$74.48	566,939	20 Dec 2021	Direct	F1, F2
transaction	CIEN	Common Stock	Tax liability	$195,510	-2,625	-0.46%	$74.48	564,314	20 Dec 2021	Direct	F2, F3
transaction	CIEN	Common Stock	Tax liability	$3,752,675	-50,385	-8.9%	$74.48	513,929	20 Dec 2021	Direct	F2, F4
transaction	CIEN	Common Stock	Tax liability	$192,307	-2,582	-0.5%	$74.48	511,347	20 Dec 2021	Direct	F2, F5
transaction	CIEN	Common Stock	Tax liability	$422,227	-5,669	-1.1%	$74.48	505,678	20 Dec 2021	Direct	F2, F6
transaction	CIEN	Common Stock	Tax liability	$158,270	-2,125	-0.42%	$74.48	503,553	20 Dec 2021	Direct	F2, F7
transaction	CIEN	Common Stock	Tax liability	$844,454	-11,338	-2.3%	$74.48	492,215	20 Dec 2021	Direct	F2, F6
transaction	CIEN	Common Stock	Tax liability	$734,820	-9,866	-2%	$74.48	482,349	20 Dec 2021	Direct	F2, F8
transaction	CIEN	Common Stock	Tax liability	$1,139,246	-15,296	-3.2%	$74.48	467,053	20 Dec 2021	Direct	F2, F8

* 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 12/12/2017. Acquisition of the RSU was previously reported in Table I of the reporting person's Form 4 on 12/14/2017.
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 the 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 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.
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 12/17/2019. Acquisition of the RSU was previously reported in Table I of the reporting person's Form 4 on 12/19/2019.
F6	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.
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 12/16/2020. Acquisition of the RSU was previously reported in Table I of the reporting person's Form 4 on 12/18/2020.
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 12/16/2020. The earning of the PSU was previously reported on Table I of the reporting person's Form 4 on 12/16/2021.