FORM 3A - Director/Chief Executive Notice - Interests in Shares of Listed Corporation
 
Form Serial Number: DA20260213E00026
1. Date of relevant event: 10/02/2026
(dd/mm/yyyy)
2. Date when director became aware of the relevant event/ interest in the shares (if later):
(dd/mm/yyyy)
3. Stock code: 01541
4. Name of listed corporation: ImmuneOnco Biopharmaceuticals (Shanghai) Inc. - B - H Shares 
5. Class of shares: H Shares 
6. Number of issued shares in class: 420,477,305
7. Name of director (English) as printed on HKID Card/Passport:
(Surname) Tian
(Other names) Wenzhi
10. Name of director (Chinese): 田文志 
11. Chinese Character Code as printed on HKID Card:
 
24. 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) Consideration code
Long position 
1305There has been a change in nature of your interest in the shares because:
you have provided an interest in the shares as security to a person other than a qualified lender
 
2101Beneficial owner
 
2101Beneficial owner
 		 4,000,000         
 
Short position 
 
 
 		            
 
25. Total shares in listed corporation immediately before the relevant event:
 Total number of sharesPercentage figure (%)
Long position116,134,09026.91
 
26. Total shares in listed corporation immediately after the relevant event:
 Total number of sharesPercentage figure (%)
Long position116,134,09026.91
 
27. Capacity in which interests disclosed in Box 26 are held:
Code describing capacityNumber of shares
2101Beneficial owner
Long position70,432,990
2201Interest of corporation controlled by you
Long position45,701,100
 
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
  BeginsEndsCurrencyPrice for grantCurrencyExercise priceCurrencyPrice on assignment 
           
 
29. Further information in relation to interests of children under 18 and/or spouse:
Child/SpouseName of child/spouseNumber of shares
SpouseMs. Yumei Ding
Long position15,344,145
 
30. Further information in relation to interests of corporations controlled by Director:
Name of controlled corporationAddress and place of incorporationName of controlling person% controlDirect interest (Y/N)Number of shares
Jiaxing Hanning Enterprise Management Co., Ltd. (嘉興翰濘企業管理有限公司)Room 170-48, Building 1, Fund Town, 1856 Nanjiang Road, Dongzha Street, Nanhu District, Jiaxing City, Zhejiang Province (PRC)Tian Wenzhi99.00N
Long position30,356,955
Jiaxing Changyu Enterprise Management L.P. (Limited Partnership) (嘉興昶宇企業管理合夥企業(有限合夥))Room 170-8, Building 1, Fund Town, 1856 Nanjiang Road, Dongzha Street, Nanhu District, Jiaxing City, Zhejiang Province (PRC)Jiaxing Hanning Enterprise Management Co., Ltd. (嘉興翰濘企業管理有限公司)100.00Y
Long position14,839,695
Jiaxing Changxian Enterprise Management L.P. (Limited Partnership) (嘉興昶咸企業管理合夥企業(有限合夥))Room 170-47, Building 1, Fund Town, 1856 Nanjiang Road, Dongzha Street, Nanhu District, Jiaxing City, Zhejiang Province (PRC)Jiaxing Hanning Enterprise Management Co., Ltd. (嘉興翰濘企業管理有限公司)100.00Y
Long position15,517,260
Halo Biomedical Investment I LimitedCommerce House, Wickhams Cay 1, P.O. Box 3140, Road Town, Tortola, British Virgin Islands VG1110 (British Virgin Islands)Tian Wenzhi100.00N
Long position15,344,145
Halo Biomedical LPCommerce House, Wickhams Cay 1, P.O. Box 3140, Road Town, Tortola, British Virgin Islands VG1110 (British Virgin Islands)Halo Biomedical Investment I Limited100.00N
Long position15,344,145
Halo Biomedical Investment II LimitedCommerce House, Wickhams Cay 1, P.O. Box 3140, Road Town, Tortola, British Virgin Islands VG1110 (British Virgin Islands)Halo Biomedical LP100.00Y
Long position15,344,145
 
31. Further information in relation to interests held by Director jointly with another person:
Name of joint shareholderAddressNumber of shares
 
 
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 TrustAddressStatus codeNumber of shares
  
 
33. 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 director is interested under sections 317 and 318
 
34. Supplementary information: On February 10, 2026, 4,000, 000 H Shares owned by Dr. Tian Wenzhi is held in escrow by ImmuneOnco Biopharmaceuticals (Shanghai) Inc. for the benefit of Dr. Tian to ensure repayment of loan provided to Dr. Tian. See Company's announcement dated February 10, 2026 for more details.
35. Log/Serial Number of the previous form:
36. Number of concert party document(s) under section 317 attached/uploaded:
Date of filing this Form 3A: 13/02/2026
(dd/mm/yyyy)