Stephen B. Alexander - Dec 13, 2022 Form 4 Insider Report for CIENA CORP (CIEN)

Role: SVP, Chief Technology Officer
Signature: By: Michelle Rankin For: Stephen B Alexander
Stock symbol: CIEN
Transactions as of: Dec 13, 2022
Transactions value $: $0
Form type: 4
Date filed: 12/15/2022, 03:51 PM
Previous filing: Nov 17, 2022
Next filing: Dec 19, 2022

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CIEN	Common Stock	Award	$0	+5.24K	+8.34%	$0.00	68K	Dec 13, 2022	Direct	F1, F2
transaction	CIEN	Common Stock	Options Exercise		+4.06K	+5.97%		72.1K	Dec 13, 2022	Direct	F2, F3, F4
transaction	CIEN	Common Stock	Award	$0	+12.1K	+16.85%	$0.00	84.2K	Dec 13, 2022	Direct	F2, F5

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	CIEN	Market Stock Units (2022)	Options Exercise	$0	-5.88K	-100%	$0.00^*	0	Dec 13, 2022	Common Stock	5.88K	$0.00	Direct	F3, F6

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

Explanation of Responses:

Id	Content
F1	Reflects the number of stock units earned pursuant to the terms of a performance stock unit (PSU) award granted on December 14, 2021 reflecting the achievement of the related performance conditions. These shares vest in equal 1/2 amounts on each of December 20, 2022 and 2023.
F2	Shares reported include unvested Restricted Stock Units (RSUs), Performance Stock Units (PSUs), and Market Stock Units (MSUs).
F3	Reflects the number of stock units earned pursuant to the terms of a market stock unit (MSU) award granted on December 17, 2019 reflecting the level of achievement of the applicable total shareholder return (TSR) performance conditions. These shares vest on December 20, 2022
F4	Each MSU will convert on the vesting date into common stock pursuant to the terms of the MSU award.
F5	Reflects Restricted Stock Units (RSUs) that vest over four years, with one-sixteenth of the grant amount vesting on March 20, June 20, September 20, and December 20 of each year, commencing on March 20, 2023.
F6	Each MSU represents the contingent right to receive, following vesting, between 0% and 200% of one share of the Issuer's common stock, subject to the level of achievement of applicable TSR performance conditions over a three-year period from fiscal 2020 through fiscal 2022.