FORM 2 - Corporate Substantial Shareholder Notice
 
Form Serial Number: CS20260803E00309 
1. Date of relevant event: 29/07/2026
(dd/mm/yyyy)
2. Date when the substantial shareholder becomes aware of the relevant event / interest in the shares (if later): 31/07/2026
(dd/mm/yyyy)
3. Stock code: 02359
4. Name of listed corporation: WuXi AppTec Co., Ltd. - H Shares 
5. Class of shares: H Shares 
6. Number of issued shares in class: 510,476,909
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
1104The percentage level of your interest in the shares has increased because:
you acquired a security interest in the shares
2201Interest of corporation controlled by you
2201Interest of corporation controlled by you
 1,166,166 HKD 160.2000 158.4761 158.4060
3101Cash
Short position 
 
 
 		            
18. Total shares immediately before the relevant event:
 Total number of sharesPercentage figure (%)
Long position55,103,86110.79
Short position11,753,7782.30
Lending Pool31,091,0276.09
19. Total shares immediately after the relevant event:
 Total number of sharesPercentage figure (%)
Long position56,270,02711.02
Short position13,463,9382.63
Lending Pool30,915,4996.05
20. Capacity in which interests disclosed in Box 19 are held:
Capacity codeNumber of shares
2101Beneficial owner
Long position12,944,247
Short position11,830,738
2102Investment manager
Long position12,269,190
Short position1,633,200
2106Person having a security interest in shares
Long position141,091
Short position0
2502Approved lending agent
Long position30,915,499
Short position0

21. Further information in respect of derivative interests:
Derivatives codeNumber of shares
4101Listed derivatives - Physically settled
Long position502,500
Short position117,000
4102Listed derivatives - Cash settled
Long position0
Short position17,300
4105Unlisted derivatives - Physically settled
Long position430,268
Short position860,537
4106Unlisted derivatives - Cash settled
Long position4,783,050
Short position5,472,856
4103Listed derivatives - Convertible instruments
Long position5,971,669
Short position1,086,307
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
JPMorgan Asset Management (China) Company Limited42F&43F 479 Lujiazui Ring Road China (Shanghai) Pilot Free Trade Zone Shanghai 200120 ChinaJPMorgan Asset Management Holdings Inc.100.00Y
Long position369,900
Short position0
JPMorgan Asset Management (Taiwan) Limited20F & 21, No.1 Song Zhi Rd, Xin Yi District, Taipei City, Taiwan. Taipei 110 Taiwan (Province of China)JPMorgan Asset Management (Asia) Inc.100.00Y
Long position2,900
Short position0
J.P. Morgan SETaunusTurm Taunustor 1 Frankfurt am Main Frankfurt 60310 GermanyJ.P. Morgan International Finance Limited100.00Y
Long position100
Short position0
J.P. Morgan Securities LLC270 Park Avenue New York NY 10017 United StatesJ.P. Morgan Broker-Dealer Holdings Inc.100.00Y
Long position1,053,079
Short position912,288
Highbridge Capital Management, LLC390 Madison Avenue 28th Floor New York NY 10017 United StatesJPMorgan Asset Management Holdings Inc.100.00Y
Long position3,009,975
Short position1,625,500
JPMORGAN ASSET MANAGEMENT (UK) LIMITED60 Victoria Embankment London EC4Y0JP EnglandJPMORGAN ASSET MANAGEMENT INTERNATIONAL LIMITED100.00Y
Long position236,724
Short position0
J.P. Morgan Investment Management Inc.270 Park Avenue New York NY 10017 United StatesJPMorgan Asset Management Holdings Inc.100.00Y
Long position2,023,646
Short position0
J.P. Morgan Prime Inc.270 Park Avenue New York NY 10017 United StatesJ.P. Morgan Securities LLC100.00Y
Long position2,446
Short position2,446
JPMorgan Chase Bank, National Association1111 Polaris Parkway Columbus OH 43240 United StatesJPMorgan Chase & Co.100.00Y
Long position31,404,244
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 position7,700
JPMorgan Asset Management (Asia Pacific) Limited19 & 20/F, Chater House 8 Connaught Road Central Hong Kong Hong KongJPMorgan Asset Management (Asia) Inc.100.00Y
Long position6,137,300
Short position0
J.P. MORGAN SECURITIES PLC25 Bank Street Canary Wharf London E14 5JP EnglandJ.P. MORGAN CAPITAL HOLDINGS LIMITED100.00Y
Long position12,029,713
Short position10,916,004
JPMorgan Asset Management Holdings Inc.270 Park Avenue New York NY 10017 United StatesJPMorgan Chase Holdings LLC100.00N
Long position11,780,445
Short position1,633,200
JPMorgan Chase Holdings LLC270 Park Avenue New York NY 10017 United StatesJPMorgan Chase & Co.100.00N
Long position12,835,970
Short position2,547,934
JPMorgan Asset Management (Asia) Inc.270 Park Avenue New York NY 10017 United StatesJPMorgan Asset Management Holdings Inc.100.00N
Long position6,140,200
Short position0
J.P. Morgan International Finance Limited270 Park Avenue New York NY 10017 United StatesJPMorgan Chase Bank, National Association100.00N
Long position12,029,813
Short position10,916,004
JPMorgan Chase Bank, National Association1111 Polaris Parkway Columbus OH 43240 United StatesJPMorgan Chase & Co.100.00N
Long position12,029,813
Short position10,916,004
J.P. Morgan Broker-Dealer Holdings Inc.4 Chase Metrotech Center 4th Floor Brooklyn NY 11245 United StatesJPMorgan Chase Holdings LLC100.00N
Long position1,055,525
Short position914,734
JPMORGAN ASSET MANAGEMENT INTERNATIONAL LIMITED60 Victoria Embankment London EC4Y0JP EnglandJPMorgan Asset Management Holdings Inc.100.00N
Long position236,724
Short position0
J.P. Morgan Securities LLC270 Park Avenue New York NY 10017 United StatesJ.P. Morgan Broker-Dealer Holdings Inc.100.00N
Long position2,446
Short position2,446
J.P. MORGAN CAPITAL HOLDINGS LIMITED25 Bank Street Canary Wharf London E14 5JP EnglandJ.P. Morgan International Finance Limited100.00N
Long position12,029,713
Short position10,916,004

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:
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: 03/08/2026
(dd/mm/yyyy)