Zai Lab Ltd — Director's Dealing 2023

Nov 3, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Zai Lab Ltd (ZLAB)
CIK: 0001704292
Period of Report: 2023-11-01

Reporting Person: Chen Yajing (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-11-01	American Depositary Shares	M	500	—	Acquired	7147	Direct
2023-11-02	American Depositary Shares	S	165	$25.23	Disposed	6982	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-11-01	Restricted Share Units	$	M	500	Disposed		American Depositary Shares (500)	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: Each Restricted Share Unit represents a contingent right to receive one ADS, which represents ten Ordinary Shares of the issuer.

F4: These ADSs were sold automatically to cover taxes upon vesting of Restricted Share Units.

F5: The Restricted Share Units vest in equal annual installments over four years beginning on 11/01/2022, the first anniversary of the date of grant. Vested shares will be delivered to the reporting person following vesting.