Sec Form 4/A Filing - Wooters Rebecca @ SIGNET JEWELERS LTD - 2024-03-22

FORM 4/A 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 Wooters Rebecca 2. Issuer Name and Ticker or Trading Symbol SIGNET JEWELERS LTD [ SIG] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Chief Digital Officer (Last) (First) (Middle) CLARENDON HOUSE, 2 CHURCH STREET 3. Date of Earliest Transaction (MM/DD/YY) 03/22/2024 (Street) HAMILTON, D0HM11 4. If Amendment, Date Original Filed (MM/DD/YY) 03/26/2024 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 Common Shares, par value $0.18 03/22/2024 A 3,815 ( 1 ) A $ 0 89,734 D Common Shares, par value $0.18 03/22/2024 F 773 ( 2 ) D $ 90.48 ( 3 ) 88,961 D Common Shares, par value $0.18 03/26/2024 A 4,533 ( 4 ) A $ 0 93,494 ( 5 ) 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

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Wooters Rebecca CLARENDON HOUSE 2 CHURCH STREET HAMILTON, D0HM11 Chief Digital Officer Signatures J. Matthew Shady, Attorney in Fact 03/26/2024 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Represents restricted stock units acquired by the reporting person upon the achievement of the performance criteria of the performance-based restricted stock units granted on March 18, 2022, as certified by the Human Capital Management & Compensation Committee on March 22, 2024. The common shares underlying these restricted stock units will vest in full on February 1, 2025, subject to the reporting person's continued service with the issuer through such date. ( 2 )Reflects the number of shares withheld for tax purposes upon vesting of 1/3 of the restricted stock units granted on March 22, 2021. ( 3 )Reflects the average of the high and low sale price of the common shares on the date of vest. ( 4 )Represents restricted stock units that were granted on March 26, 2024 and vest 1/3 annually on each of the first, second and third anniversaries of the grant date. The restricted stock units settle upon vesting for an equivalent number of common shares. ( 5 )Includes 13,729 restricted stock units which are subject to certain vesting and forfeiture provisions.

Remarks: Amended to reflect the correct amount of securities beneficially owned in Column 5 following the acquisition of 4,533 restricted stock units on March 26, 2024. The amount shown on the original Form 4 was understated by 3,042 shares.

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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