Zai Lab Ltd — Director's Dealing 2023

Apr 3, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Zai Lab Ltd (ZLAB)
CIK: 0001704292
Period of Report: 2023-03-31

Reporting Person: Reinhart Harald (See Remarks)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-03-31	American Depositary Shares	M	1010	$33.26	Acquired	19968	Direct
2023-03-31	American Depositary Shares	F	246	$33.26	Disposed	19722	Direct
2023-03-31	American Depositary Shares	M	3338	$33.26	Acquired	23060	Direct
2023-03-31	American Depositary Shares	F	813	$33.26	Disposed	22247	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-03-31	Restricted Share Units	$	M	3338	Disposed		American Depositary Shares (3338)	Direct
2023-03-31	Restricted Share Units	$	M	1010	Disposed		American Depositary Shares (1010)	Direct

Footnotes

F1: Each American Depositary Share (ADS) represents ten Ordinary Shares of the issuer. Our ADSs and Ordinary Shares are fully fungible. For purposes of this Form 4, we are reporting this in terms of ADSs.

F2: ADSs acquired on vesting of Restricted Share Units. Each ADS represents ten Ordinary Shares of the issuer.

F3: This transaction represents the disposition of shares to cover taxes.

F4: Each Restricted Share Unit represents a contingent right to receive one ADS, which represents ten Ordinary Shares of the issuer.

F5: 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.

F6: 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.