Sec Form 3 Filing - Cabilly Shmuel @ RedHill Biopharma Ltd. - 2026-03-18

FORM 3 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 Cabilly Shmuel 2. Issuer Name and Ticker or Trading Symbol RedHill Biopharma Ltd. [ RDHL] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 21 HA'ARBA'A STREET 3. Date of Earliest Transaction (MM/DD/YY) 03/18/2026 (Street) TEL AVIV6473921 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 105,200,000 ( 1 ) D

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 American Depositary Shares ( 2 ) ( 2 ) ( 2 ) Ordinary Shares 30,630,000 D Stock Option (Right to Buy) ( 3 ) ( 3 ) ( 3 ) Ordinary Shares 90,000 D Stock Option (Right to Buy) ( 4 ) ( 4 ) ( 4 ) Ordinary Shares 180,000 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Cabilly Shmuel 21 HA'ARBA'A STREET TEL AVIV6473921 X Signatures /s/ Shmuel Cabilly 03/18/2026 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Represents 10,520 unvested restricted share units ("RSUs"), each with respect to one American Depositary Share ("ADS"), which represents 10,000 ordinary shares, par value NIS 0.01 per share ("Ordinary Shares"), of RedHill Biopharma Inc. (the "Issuer"). The RSUs are subject to time-based vesting conditions and are settled in Ordinary Shares. ( 2 )Represents 3,063 ADSs, which are convertible at any time, at the holder's election and have no expiration date. ( 3 )Represents stock option to purchase 90,000 Ordinary Shares (equivalent to 9 ADSs), issued to the reporting person pursuant to the RedHill 2010 Option Plan. The shares underlying this stock option are fully vested and exercisable. The exercise price of this stock option is $4,870 per ADS and the option expires on March 25, 2030. ( 4 )Represents stock option to purchase 180,000 Ordinary Shares (equivalent to 18 ADSs), issued to the reporting person pursuant to the RedHill 2010 Option Plan. The shares underlying this stock option are fully vested and exercisable. The exercise price of this stock option is $7,080 per ADS and the option expires on April 28,2031.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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