Zai Lab Ltd — Director's Dealing 2021

Sep 9, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Zai Lab Ltd (ZLAB)
CIK: 0001704292
Period of Report: 2021-09-07

Reporting Person: Du Ying (Director, Chairwoman & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-09-07	Ordinary Shares	S	382	$143.25	Disposed	1038056	Direct
2021-09-07	Ordinary Shares	S	1161	$146.73	Disposed	1036895	Direct
2021-09-07	Ordinary Shares	S	86	$147.90	Disposed	1036809	Direct
2021-09-07	Ordinary Shares	S	649	$148.97	Disposed	1036160	Direct
2021-09-07	Ordinary Shares	S	3776	$150.05	Disposed	1032384	Direct
2021-09-07	Ordinary Shares	S	20252	$151.10	Disposed	1012132	Direct
2021-09-07	Ordinary Shares	S	3300	$151.83	Disposed	1008832	Direct
2021-09-07	Ordinary Shares	S	179	$152.75	Disposed	1008653	Direct

Footnotes

F1: The reported transaction was effected pursuant to a sales plan adopted by the Reporting Person, dated March 3, 2021, expires December 31, 2021 and is intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

F2: Reflects a weighted average sale price of $146.73 per share, at prices ranging from $146.41 to $147.32 per share. The Reporting Person will provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F3: Reflects a weighted average sale price of $147.90 per share, at prices ranging from $147.50 to $148.04 per share. The Reporting Person will provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F4: Reflects a weighted average sale price of $148.97 per share, at prices ranging from $148.52 to $149.37 per share. The Reporting Person will provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F5: Reflects a weighted average sale price of $150.05 per share, at prices ranging from $149.57 to $150.53 per share. The Reporting Person will provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F6: Reflects a weighted average sale price of $151.10 per share, at prices ranging from $150.58 to $151.57 per share. The Reporting Person will provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F7: Reflects a weighted average sale price of $151.83 per share, at prices ranging from $151.58 to $152.53 per share. The Reporting Person will provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.