Sec Form 4 Filing - Yu Siying @ Alibaba Group Holding Ltd - 2026-03-25

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Yu Siying 2. Issuer Name and Ticker or Trading Symbol Alibaba Group Holding Ltd [ BABA] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) General Counsel (Last) (First) (Middle) 26/F TOWER ONE, TIMES SQUARE, 1 MATHESON STREET, CAUSEWAY BAY 3. Date of Earliest Transaction (MM/DD/YY) 03/25/2026 (Street) HONG KONG00000 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Ordinary Shares 03/25/2026 M 25,336 A 599,701 D Ordinary Shares 03/25/2026 M 5,600 A 605,301 D Ordinary Shares 03/25/2026 M 10,672 A 615,973 D Ordinary Shares 03/25/2026 M 3,336 A 619,309 D Ordinary Shares 03/25/2026 M 2,666 A 621,975 D Ordinary Shares 03/25/2026 S( 3 ) 21,472 D $ 16.06 ( 4 ) 600,503 D Ordinary Shares 3,809,664 I By trust

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Restricted Share Units ( 5 ) 03/25/2026 M 25,336 ( 6 ) ( 6 ) Ordinary Shares ( 5 ) 25,336 ( 5 ) $ 0 0 ( 6 ) D Restricted Share Units ( 5 ) 03/25/2026 M 5,600 ( 7 ) ( 7 ) Ordinary Shares ( 5 ) 5,600 ( 5 ) $ 0 5,600 ( 7 ) D Restricted Share Units ( 5 ) 03/25/2026 M 10,672 ( 8 ) ( 8 ) Ordinary Shares ( 5 ) 10,672 ( 5 ) $ 0 32,000 ( 8 ) D Restricted Share Units ( 5 ) 03/25/2026 M 3,336 ( 9 ) ( 9 ) Ordinary Shares ( 5 ) 3,336 ( 5 ) $ 0 53,336 ( 9 ) D Restricted Share Units ( 10 ) 03/25/2026 M 2,666 ( 11 ) ( 11 ) Ordinary Shares ( 10 ) 2,666 ( 10 ) $ 0 53,334 ( 11 ) D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Yu Siying 26/F TOWER ONE, TIMES SQUARE 1 MATHESON STREET, CAUSEWAY BAY HONG KONG00000 General Counsel Signatures /s/ Siying Yu 03/26/2026 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Reflects restricted share units that vested and settled into American Depositary Shares ("ADSs"). Each ADS represents 8 ordinary shares. This amount represents the ordinary shares underlying the ADSs acquired in connection with such vesting. ( 2 )Reflects restricted share units that vested and settled into ordinary shares. ( 3 )Pursuant to the issuer's equity plan, these shares of ordinary shares were withheld and sold in the open market in Hong Kong on behalf of the reporting person to satisfy tax withholding obligations related to the reporting person's vesting of restricted shares units reported herein. ( 4 )The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging denominated in Hong Kong dollars ranging from 125 to 128.7, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. The sales prices reported herein were converted from Hong Kong dollars to United States dollars at a conversion price of HK$7.8274 to US$1.00. ( 5 )Each restricted share unit represents a contingent right to receive one ADS. Each ADS represents 8 ordinary shares. This amount represents the ordinary shares underlying the vested ADSs in this award. ( 6 )The restricted share unit award granted in the form of ADSs that vests in six equal annual installments beginning on Apr 1, 2021, subject to the terms and conditions of the underlying award agreement. The vesting reported herein was as of Mar 25, 2026. This award has fully vested. ( 7 )Reflects the outstanding unvested portion of a restricted share unit award granted in the form of ADSs that vests in six equal annual installments beginning on Apr 1, 2022, subject to the terms and conditions of the underlying award agreement. The vesting reported herein was as of Mar 25, 2026. ( 8 ) Reflects the outstanding unvested portion of a restricted share unit award granted in the form of ADSs that vests in six equal annual installments beginning on Apr 1, 2024, subject to the terms and conditions of the underlying award agreement. The vesting reported herein was as of Mar 25, 2026. ( 9 )Reflects the outstanding unvested portion of a restricted share unit award granted in the form of ADSs that vests in twenty-four equal quarterly installments beginning on Jul 1, 2024, subject to the terms and conditions of the underlying award agreement. The vesting reported herein was as of Mar 25, 2026. ( 10 )Each restricted share unit represents a contingent right to receive one ordinary share. This amount represents the number of vested ordinary shares. ( 11 )Reflects the outstanding unvested portion of a restricted share unit award granted in the form of ordinary shares that vests in twenty-four equal quarterly installments on beginning on Jul 1, 2025, subject to the terms and conditions of the underlying award agreement. The vesting reported herein was as of Mar 25, 2026.

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