Ying Du - Apr 1, 2022 Form 4 Insider Report for Zai Lab Ltd (ZLAB)

Role: Chairwoman & CEO, Director
Signature: /s/ Bruce A. Blefeld as Attorney-in-Fact
Stock symbol: ZLAB
Transactions as of: Apr 1, 2022
Transactions value $: $0
Form type: 4
Date filed: 4/5/2022, 04:05 PM
Previous filing: Dec 9, 2022
Next filing: Jun 27, 2022

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ZLAB	American Depositary Shares	Options Exercise	$0	+3.4K	+0.34%	$0.00	1.01M	Apr 1, 2022	Direct	F1, F2

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	ZLAB	Stock Options (Right to Buy)	Award	$0	+282K		$0.00	282K	Apr 1, 2022	American Depositary Shares	282K	$45.47	Direct	F1, F3, F4
transaction	ZLAB	Restricted Share Units	Award	$0	+54K		$0.00	54K	Apr 1, 2022	American Depositary Shares	54K		Direct	F1, F5, F6
transaction	ZLAB	Restricted Share Units	Options Exercise	$0	-3.4K	-20%	$0.00	13.6K	Apr 1, 2022	American Depositary Shares	3.4K		Direct	F1, F5, F7

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

Explanation of Responses:

Id	Content
F1	Each American Depositary Share (ADS) represents ten Ordinary Shares of the issuer.
F2	ADSs acquired on vesting of Restricted Share Units. Each ADS represents ten Ordinary Shares of the issuer.
F3	The Stock Options are exercisable for ADSs. The number of securities underlying each option and the exercise price therefor are represented in ADSs. Each ADS represents ten Ordinary Shares of the issuer.
F4	The Stock Options vest in equal annual installments over five years beginning on 04/01/2023, the first anniversary of the date of grant.
F5	Each Restricted Share Unit represents a contingent right to receive one ADS, which represents ten Ordinary Shares of the issuer.
F6	The Restricted Share Units vest in equal annual installments over five years beginning on 04/01/2023, the first anniversary of the date of grant. Vested shares will be delivered in the form of ADSs to the reporting person following vesting.
F7	The Restricted Share Units vest in equal annual installments over five years beginning on 04/01/2022, the first anniversary of the date of grant. Vested shares will be delivered in the form of ADSs to the reporting person following vesting.