Zai Lab Ltd — Director's Dealing 2021

Aug 4, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Zai Lab Ltd (ZLAB)
CIK: 0001704292
Period of Report: 2021-08-02

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-08-02	Ordinary Shares	M	111111	$0.60	Acquired	1116649	Direct
2021-08-02	Ordinary Shares	S	3115	$139.62	Disposed	1114598	Direct
2021-08-02	Ordinary Shares	S	2051	$140.68	Disposed	1112573	Direct
2021-08-02	Ordinary Shares	S	2025	$141.73	Disposed	1108530	Direct
2021-08-02	Ordinary Shares	S	4043	$143.30	Disposed	1098347	Direct
2021-08-02	Ordinary Shares	S	10183	$144.09	Disposed	1037942	Direct
2021-08-02	Ordinary Shares	S	60405	$145.14	Disposed	1034870	Direct
2021-08-02	Ordinary Shares	S	3072	$145.83	Disposed	1116649	Direct
2021-08-03	Ordinary Shares	S	381	$141.78	Disposed	1034489	Direct
2021-08-03	Ordinary Shares	S	963	$143.39	Disposed	1033526	Direct
2021-08-03	Ordinary Shares	S	1396	$144.71	Disposed	1032130	Direct
2021-08-03	Ordinary Shares	S	5338	$145.75	Disposed	1026792	Direct
2021-08-03	Ordinary Shares	S	12963	$146.68	Disposed	1013829	Direct
2021-08-03	Ordinary Shares	S	5126	$147.64	Disposed	1008703	Direct
2021-08-03	Ordinary Shares	S	50	$148.24	Disposed	1008653	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-08-02	Stock Options (Right to Buy)	$0.60	M	111111	Disposed	2025-10-22	Ordinary Shares (111111)	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 $139.62 per share, at prices ranging from $139.19 to $140.18 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 $140.68 per share, at prices ranging from $140.29 to $141.29 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 $141.73 per share, at prices ranging from $141.33 to $142.30 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 $143.30 per share, at prices ranging from $142.66 to $143.65 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 $144.09 per share, at prices ranging from $143.69 to $144.69 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 $145.14 per share, at prices ranging from $144.70 to $145.69 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.

F8: Reflects a weighted average sale price of $145.83 per share, at prices ranging from $145.73 to $146.03 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.

F9: Reflects a weighted average sale price of $141.78 per share, at prices ranging from $141.39 to $142.18 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.

F10: Reflects a weighted average sale price of $143.39 per share, at prices ranging from $143.06 to $143.90 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.

F11: Reflects a weighted average sale price of $144.71 per share, at prices ranging from $144.09 to $145.07 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.

F12: Reflects a weighted average sale price of $145.75 per share, at prices ranging from $145.18 to $146.17 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.

F13: Reflects a weighted average sale price of $146.68 per share, at prices ranging from $146.22 to $147.22 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.

F14: Reflects a weighted average sale price of $147.64 per share, at prices ranging from $147.23 to $148.20 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.

F15: The Stock Options fully vested as of October 22, 2020.