Scott Mcfeely - 20 Dec 2021 Form 4 Insider Report for CIENA CORP (CIEN)

Role: SVP, Networking Platforms
Signature: By: Michelle Rankin For: Scott Mcfeely
Issuer symbol: CIEN
Transactions as of: 20 Dec 2021
Net transactions value: -$1,162,260
Form type: 4
Filing time: 22 Dec 2021, 14:47:34 UTC
Previous filing: 16 Dec 2021
Next filing: 27 Dec 2021
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	$36,272	-487	-0.31%	$74.48	155,656	20 Dec 2021	Direct	F1, F2
transaction	CIEN	Common Stock	Tax liability	$112,316	-1,508	-0.97%	$74.48	154,148	20 Dec 2021	Direct	F2, F3
transaction	CIEN	Common Stock	Tax liability	$174,060	-2,337	-1.5%	$74.48	151,811	20 Dec 2021	Direct	F2, F3
transaction	CIEN	Common Stock	Tax liability	$52,583	-706	-0.47%	$74.48	151,105	20 Dec 2021	Direct	F2, F4
transaction	CIEN	Common Stock	Tax liability	$44,092	-592	-0.39%	$74.48	150,513	20 Dec 2021	Direct	F2, F5
transaction	CIEN	Common Stock	Tax liability	$64,500	-866	-0.58%	$74.48	149,647	20 Dec 2021	Direct	F2, F6
transaction	CIEN	Common Stock	Tax liability	$39,847	-535	-0.36%	$74.48	149,112	20 Dec 2021	Direct	F2, F7
transaction	CIEN	Common Stock	Tax liability	$509,592	-6,842	-4.6%	$74.48	142,270	20 Dec 2021	Direct	F2, F8
transaction	CIEN	Common Stock	Tax liability	$128,999	-1,732	-1.2%	$74.48	140,538	20 Dec 2021	Direct	F2, F6

* 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 12/17/2019. 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 12/18/2018. Acquisition of the RSU was previously reported in Table I of the reporting person's Form 4 on 12/20/2018.
F8	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.