Joon Kyung Kim - Mar 31, 2021 Form 4 Insider Report for DZS INC. (DZSI)

Role: Director
Signature: /s/Laura Larsen-Misunas as Power of Attorney
Stock symbol: DZSI
Transactions as of: Mar 31, 2021
Transactions value $: $0
Form type: 4
Date filed: 7/2/2021, 03:04 PM
Next filing: May 24, 2021

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	DZSI	Common Stock	Options Exercise	$0	+1.07K	+14.87%	$0.00	8.25K	Mar 31, 2021	Direct	F1
transaction	DZSI	Common Stock	Options Exercise	$0	+1.07K	+12.95%	$0.00	9.32K	Jun 30, 2021	Direct	F1

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	DZSI	Restricted Stock Units	Options Exercise		-1.07K	-24.98%		3.21K	Mar 31, 2021	Common Shares	1.07K		Direct	F1
transaction	DZSI	Restricted Stock Units	Options Exercise		-1.07K	-33.3%		2.14K	Jun 30, 2021	Common Shares	1.07K		Direct	F1

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

Explanation of Responses:

Id	Content
F1	This represents the first vesting on March 31, 2021 in the amount of 1,068 units and the second vesting on June 30, 2021 in the amount of 1,068 shares for a total amount vested of 2,136 of the restricted stock units issued on January 4, 2021. Each restricted stock unit represents the right to receive one share of the issuer's common stock upon vesting.