FORM 2 - Corporate Substantial Shareholder Notice
 
Form Serial Number: CS20260630E00570 
1. Date of relevant event: 25/06/2026
(dd/mm/yyyy)
2. Date when the substantial shareholder becomes aware of the relevant event / interest in the shares (if later): 29/06/2026
(dd/mm/yyyy)
3. Stock code: 09688
4. Name of listed corporation: Zai Lab Ltd. 
5. Class of shares: Ordinary Shares 
6. Number of issued shares in class: 1,137,828,030
7. Name of substantial shareholder: JPMorgan Chase & Co. 
8. Registered office: 270 Park Avenue, New York, New York, NY, 10017, United States
9. Principal place of business in Hong Kong: N/A 
15. Exchange on which listed: New York Stock Exchange
16. Name of listed parent and exchange on which parent is listed: N/A 
17. Details of relevant event:
  Brief description of relevant event Capacity in which shares were/are held Number of shares bought/sold or involved Currency of transaction On Exchange Off Exchange
Before relevant event After relevant event Highest price (per share) Average price (per share) Average consideration (per share) Nature of consideration
Long position
Short position 
1503You ceased to have a short position of 1% or more in the shares, or the percentage level of your short position in such shares decreased because:
any other event (you must briefly describe the relevant event in the Supplementary Information box)
 
2201Interest of corporation controlled by you
 
2201Interest of corporation controlled by you
 		 5,361,830           
18. Total shares immediately before the relevant event:
 Total number of sharesPercentage figure (%)
Long position96,215,3218.45
Short position71,066,0466.24
Lending Pool14,354,5931.26
19. Total shares immediately after the relevant event:
 Total number of sharesPercentage figure (%)
Long position91,754,4908.06
Short position65,704,2165.77
Lending Pool14,086,5421.23
20. Capacity in which interests disclosed in Box 19 are held:
Capacity codeNumber of shares
2101Beneficial owner
Long position60,306,839
Short position65,700,016
2102Investment manager
Long position2,580
Short position4,200
2106Person having a security interest in shares
Long position17,358,529
Short position0
2502Approved lending agent
Long position14,086,542
Short position0

21. Further information in respect of derivative interests:
Derivatives codeNumber of shares
4101Listed derivatives - Physically settled
Long position15,000,000
Short position15,000,000
4102Listed derivatives - Cash settled
Long position0
Short position3,700
4105Unlisted derivatives - Physically settled
Long position0
Short position198,600
4106Unlisted derivatives - Cash settled
Long position14,390,960
Short position7,332,761
22. Further information in relation to interests of corporations controlled by substantial shareholder:
Name of controlled corporationAddress and place of incorporationName of controlling person% controlDirect interest (Y/N)Number of shares
J.P. Morgan SETaunusTurm Taunustor 1 Frankfurt am Main Frankfurt 60310 GermanyJ.P. Morgan International Finance Limited100.00Y
Long position15,000,000
Short position15,000,000
J.P. Morgan Securities LLC270 Park Avenue New York NY 10017 United StatesJ.P. Morgan Broker-Dealer Holdings Inc.100.00Y
Long position41,406,102
Short position33,773,322
J.P. Morgan Investment Management Inc.270 Park Avenue New York NY 10017 United StatesJPMorgan Asset Management Holdings Inc.100.00Y
Long position2,580
Short position0
J.P. Morgan Prime Inc.270 Park Avenue New York NY 10017 United StatesJ.P. Morgan Securities LLC100.00Y
Long position600,540
Short position600,540
JPMorgan Chase Bank, National Association1111 Polaris Parkway Columbus OH 43240 United StatesJPMorgan Chase & Co.100.00Y
Long position14,086,542
Short position0
J.P. Morgan Alternative Asset Management, Inc.270 Park Avenue New York NY 10017 United StatesJPMorgan Asset Management Holdings Inc.100.00Y
Long position0
Short position4,200
J.P. MORGAN SECURITIES PLC25 Bank Street Canary Wharf London E14 5JP EnglandJ.P. MORGAN CAPITAL HOLDINGS LIMITED100.00Y
Long position20,658,726
Short position16,326,154
J.P. Morgan International Finance Limited270 Park Avenue New York NY 10017 United StatesJPMorgan Chase Bank, National Association100.00N
Long position35,658,726
Short position31,326,154
JPMorgan Chase Bank, National Association1111 Polaris Parkway Columbus OH 43240 United StatesJPMorgan Chase & Co.100.00N
Long position35,658,726
Short position31,326,154
J.P. Morgan Broker-Dealer Holdings Inc.4 Chase Metrotech Center 4th Floor Brooklyn NY 11245 United StatesJPMorgan Chase Holdings LLC100.00N
Long position42,006,642
Short position34,373,862
JPMorgan Chase Holdings LLC270 Park Avenue New York NY 10017 United StatesJPMorgan Chase & Co.100.00N
Long position42,009,222
Short position34,378,062
JPMorgan Asset Management Holdings Inc.270 Park Avenue New York NY 10017 United StatesJPMorgan Chase Holdings LLC100.00N
Long position2,580
Short position4,200
J.P. Morgan Securities LLC270 Park Avenue New York NY 10017 United StatesJ.P. Morgan Broker-Dealer Holdings Inc.100.00N
Long position600,540
Short position600,540
J.P. MORGAN CAPITAL HOLDINGS LIMITED25 Bank Street Canary Wharf London E14 5JP EnglandJ.P. Morgan International Finance Limited100.00N
Long position20,658,726
Short position16,326,154

23. Further information in relation to interests held by substantial shareholder jointly with another person:
Name of joint shareholderAddressNumber of shares
 
24. Further information from a trustee, a beneficiary of a trust, or a person who set up a discretionary trust:
Names of trustAddressStatus codeNumber of shares
  
25. Further information from a party to an agreement under Section 317 (Please see Notes for further information required):
Names of other partiesAddressNumber of shares
 
Total number of shares in which a substantial shareholder is interested under sections 317 and 318
26. Details of person(s) in accordance with whose directions the substantial shareholder or its directors are accustomed to act:
NamesAddressRelationship CodePercentage (%)
  
 
27. Supplementary information: JP Morgan Chase & Co. Came to have a notifiable short interest in the shares or the percentage level of your short position in such shares decreased
28. Log/Serial Number of the previous form:
29. Number of concert party document(s) under section 317 attached/uploaded:
Date of filing this Form 2: 30/06/2026
(dd/mm/yyyy)