FORM 2 - Corporate Substantial Shareholder Notice
 
Form Serial Number: CS20260917E00419 
1. Date of relevant event: 14/09/2026
(dd/mm/yyyy)
2. Date when the substantial shareholder becomes aware of the relevant event / interest in the shares (if later): 16/09/2026
(dd/mm/yyyy)
3. Stock code: 03759
4. Name of listed corporation: Pharmaron Beijing Co., Ltd. - H Shares 
5. Class of shares: H Shares 
6. Number of issued shares in class: 359,977,887
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
1205The percentage level of your interest in the shares has reduced because:
you ceased to have a security interest in the shares
2201Interest of corporation controlled by you
2201Interest of corporation controlled by you
 4,898,891 HKD 29.6200 28.9689 28.9378
3101Cash
Short position 
 
 
 		            
18. Total shares immediately before the relevant event:
 Total number of sharesPercentage figure (%)
Long position61,778,82017.16
Short position19,449,7015.40
Lending Pool7,266,3652.01
19. Total shares immediately after the relevant event:
 Total number of sharesPercentage figure (%)
Long position56,879,92915.80
Short position18,001,8595.00
Lending Pool7,267,4452.01
20. Capacity in which interests disclosed in Box 19 are held:
Capacity codeNumber of shares
2101Beneficial owner
Long position18,005,728
Short position18,001,859
2102Investment manager
Long position12,665,100
Short position0
2106Person having a security interest in shares
Long position18,941,656
Short position0
2502Approved lending agent
Long position7,267,445
Short position0

21. Further information in respect of derivative interests:
Derivatives codeNumber of shares
4102Listed derivatives - Cash settled
Long position0
Short position4,000
4105Unlisted derivatives - Physically settled
Long position486,707
Short position973,414
4106Unlisted derivatives - Cash settled
Long position2,714,700
Short position8,984,875
4103Listed derivatives - Convertible instruments
Long position14,289,691
Short position840,570
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 (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 position219,900
Short position0
J.P. MORGAN MARKETS LIMITED25 Bank Street Canary Wharf London E14 5JP EnglandJ.P. MORGAN FINANCIAL INVESTMENTS LIMITED100.00Y
Long position18
Short position0
J.P. Morgan Securities LLC270 Park Avenue New York NY 10017 United StatesJ.P. Morgan Broker-Dealer Holdings Inc.100.00Y
Long position13,565,135
Short position561,340
JPMORGAN ASSET MANAGEMENT (UK) LIMITED60 Victoria Embankment London EC4Y0JP EnglandJPMORGAN ASSET MANAGEMENT INTERNATIONAL LIMITED100.00Y
Long position280,600
Short position0
Almea 2 Segregated Portfolio Company270 Park Avenue New York NY 10017 United StatesJ.P. MORGAN MARKETS LIMITED100.00Y
Long position129,318
Short position0
J.P. Morgan Investment Management Inc.270 Park Avenue New York NY 10017 United StatesJPMorgan Asset Management Holdings Inc.100.00Y
Long position424,000
Short position0
J.P. Morgan Prime Inc.270 Park Avenue New York NY 10017 United StatesJ.P. Morgan Securities LLC100.00Y
Long position40,660
Short position40,660
JPMorgan Asset Management (Singapore) Limited88 Market Street 30-00 CapitaSpring Singapore 048948 SingaporeJPMorgan Asset Management (Asia) Inc.100.00Y
Long position2,020,000
Short position0
JPMorgan Asset Management (Japan) LimitedTokyo Building, 7-3 Marunouchi 2 Chome, Chiyoda-ku, Tokyo 100 6432 JapanJPMorgan Asset Management (Asia) Inc.100.00Y
Long position865,500
Short position0
JPMorgan Chase Bank, National Association1111 Polaris Parkway Columbus OH 43240 United StatesJPMorgan Chase & Co.100.00Y
Long position7,285,345
Short position0
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 position8,837,200
Short position0
J.P. MORGAN SECURITIES PLC25 Bank Street Canary Wharf London E14 5JP EnglandJ.P. MORGAN CAPITAL HOLDINGS LIMITED100.00Y
Long position23,212,253
Short position17,399,859
JPMorgan Asset Management (Asia) Inc.270 Park Avenue New York NY 10017 United StatesJPMorgan Asset Management Holdings Inc.100.00N
Long position11,942,600
Short position0
JPMorgan Asset Management Holdings Inc.270 Park Avenue New York NY 10017 United StatesJPMorgan Chase Holdings LLC100.00N
Long position12,647,200
Short position0
JPMorgan Chase Holdings LLC270 Park Avenue New York NY 10017 United StatesJPMorgan Chase & Co.100.00N
Long position26,382,331
Short position602,000
J.P. MORGAN FINANCIAL INVESTMENTS LIMITED25 Bank Street Canary Wharf London E14 5JP EnglandJPMorgan Chase Holdings LLC100.00N
Long position129,336
Short position0
J.P. Morgan Broker-Dealer Holdings Inc.4 Chase Metrotech Center 4th Floor Brooklyn NY 11245 United StatesJPMorgan Chase Holdings LLC100.00N
Long position13,605,795
Short position602,000
JPMORGAN ASSET MANAGEMENT INTERNATIONAL LIMITED60 Victoria Embankment London EC4Y0JP EnglandJPMorgan Asset Management Holdings Inc.100.00N
Long position280,600
Short position0
J.P. MORGAN MARKETS LIMITED25 Bank Street Canary Wharf London E14 5JP EnglandJ.P. MORGAN FINANCIAL INVESTMENTS LIMITED100.00N
Long position129,318
Short position0
J.P. Morgan Securities LLC270 Park Avenue New York NY 10017 United StatesJ.P. Morgan Broker-Dealer Holdings Inc.100.00N
Long position40,660
Short position40,660
J.P. MORGAN CAPITAL HOLDINGS LIMITED25 Bank Street Canary Wharf London E14 5JP EnglandJ.P. Morgan International Finance Limited100.00N
Long position23,212,253
Short position17,399,859
J.P. Morgan International Finance Limited270 Park Avenue New York NY 10017 United StatesJPMorgan Chase Bank, National Association100.00N
Long position23,212,253
Short position17,399,859
JPMorgan Chase Bank, National Association1111 Polaris Parkway Columbus OH 43240 United StatesJPMorgan Chase & Co.100.00N
Long position23,212,253
Short position17,399,859

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: 17/09/2026
(dd/mm/yyyy)