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Form Serial Number: |
DA20251118E00428
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| 1.
Date of relevant event: |
14/11/2025
(dd/mm/yyyy)
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| 2.
Date when director became aware of the relevant event/ interest in the shares (if later): |
(dd/mm/yyyy)
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| 3.
Stock code: |
02269 |
| 4.
Name of listed corporation: |
WuXi Biologics (Cayman) Inc. |
| 5.
Class of shares: |
Ordinary Shares |
| 6.
Number of issued shares in class: |
4,102,658,633 |
| 7.
Name of director (English) as printed on HKID Card/Passport: |
| (Surname) |
Chen |
| (Other names) |
Zhisheng |
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|
| 10.
Name of director (Chinese): |
陳智勝 |
| 11.
Chinese Character Code as printed on HKID Card: |
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| 24.
Details of relevant event: |
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Brief description of relevant event
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Capacity in which shares were/are held
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Number of shares bought/sold or involved
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Currency of transaction |
On Exchange
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Off Exchange
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Before relevant event
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After relevant event
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Highest price (per share)
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Average price (per share)
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Average consideration (per share)
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Consideration code
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| Long position |
| 1213 | The number of shares in which you are interested has reduced because:
any other event (you must briefly describe the relevant event in the Supplementary Information box) |
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|
3,899,893 |
HKD |
33.7400 |
33.3219 |
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| Short position |
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| 25.
Total shares in listed corporation immediately before the relevant event: |
| | Total number of shares | Percentage figure (%) |
| Long position | 90,117,994 | 2.20 |
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| 26.
Total shares in listed corporation immediately after the relevant event: |
| | Total number of shares | Percentage figure (%) |
| Long position | 86,218,101 | 2.10 |
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| 27.
Capacity in which interests disclosed in Box 26 are held: |
| Code describing capacity | Number of shares |
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| 2307 | Founder of a discretionary trust who can influence how the trustee exercises his discretion |
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| 28.
Further information in derivative interests in listed corporation : |
| Derivatives code |
Exercise period (dd/mm/yyyy) |
Consideration - if derivatives granted by listed corporation |
Number of shares |
| | | Begins | Ends | Currency | Price for grant | Currency | Exercise price | Currency | Price on assignment | |
| Long position | | 4105 | Unlisted derivatives - Physically settled |
| 07/01/2016 | 06/01/2026 | HKD | 1 | USD | 0.167 | | | 26,559,000 |
| Long position | | 4105 | Unlisted derivatives - Physically settled |
| 15/03/2017 | 14/03/2027 | HKD | 1 | USD | 0.340 | | | 17,532,000 |
| Long position | | 4108 | Unlisted derivatives - Other (you must describe the category of derivatives in the Supplementary Information box) |
| 16/06/2023 | 16/06/2026 | | | | | | | 378,080 |
| Long position | | 4108 | Unlisted derivatives - Other (you must describe the category of derivatives in the Supplementary Information box) |
| 10/06/2024 | 10/06/2027 | | | | | | | 794,601 |
| Long position | | 4108 | Unlisted derivatives - Other (you must describe the category of derivatives in the Supplementary Information box) |
| 10/06/2023 | | | | | | | | 877,694 |
| Long position | | 4108 | Unlisted derivatives - Other (you must describe the category of derivatives in the Supplementary Information box) |
| 24/08/2025 | 24/08/2028 | | | | | | | 417,983 |
| Long position | | 4108 | Unlisted derivatives - Other (you must describe the category of derivatives in the Supplementary Information box) |
| 24/08/2024 | | | | | | | | 957,015 |
| Long position | | 4108 | Unlisted derivatives - Other (you must describe the category of derivatives in the Supplementary Information box) |
| 21/11/2024 | 21/11/2025 | | | | | | | 683,608 |
| Long position | | 4108 | Unlisted derivatives - Other (you must describe the category of derivatives in the Supplementary Information box) |
| 27/03/2026 | 27/03/2029 | | | | | | | 740,638 |
| Long position | | 4108 | Unlisted derivatives - Other (you must describe the category of derivatives in the Supplementary Information box) |
| 26/03/2027 | 26/03/2030 | | | | | | | 1,310,465 |
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| 29.
Further information in relation to interests of children under 18 and/or spouse: |
| Child/Spouse | Name of child/spouse | Number of shares |
| Spouse | Yan Zhao | |
| Child | Emma Lei Chan | |
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| 30.
Further information in relation to interests of corporations controlled by Director: |
| Name of controlled corporation | Address and place of incorporation | Name of controlling person | % control | Direct interest (Y/N) | Number of shares |
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| 31.
Further information in relation to interests held by Director jointly with another person: |
| Name of joint shareholder | Address | Number of shares |
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| 32.
Further information from a director who is a trustee, or beneficiary of a trust, or a person who has set up a Discretionary Trust: |
| Names of Trust | Address | Status code | Number of shares |
| (private) | Addresses of individuals are not displayed. | | 5103 | Founder of a discretionary trust who can influence how the trustee exercises his discretion |
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| 33.
Further information from a party to an agreement under Section 317 (Please see Notes for further information required): |
| Names of other parties | Address | Number of shares |
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| Total number of shares in which a director is interested under sections 317 and 318 | |
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| 34.
Supplementary information: |
Box 24: 3,899,893 underlying shares pursuant to options exercised by Dr. Chen under the Pre-IPO Share Option Scheme of the Company were sold on November 14, 2025 for the purposes of, among others, satisfying his tax and other liabilities as required by relevant laws and regulations. 于2025年11月14日完成出售陈博士根据公司首次公开发售前购股权计划行使的购股权所涉及的3,899,893股股份，供（其中包括）满足他在相关法律法规下的税费及其他义务。Box 28: Represents the restricted shares granted to Dr. Chen pursuant to the share schemes of the Company. 代表根据公司股份计划向陈博士授予的受限制股份。
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| 35.
Log/Serial Number of the previous form: |
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| 36.
Number of concert party document(s) under section 317 attached/uploaded: |
0
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Date of filing this Form 3A: |
18/11/2025
(dd/mm/yyyy)
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