Sheffield Resources Ltd. — Director's Dealing 2025

Aug 7, 2025

Appendix 3Y Change of Director’s Interest Notice

Rule 3.19A.2

Appendix 3Y

Change of Director’s Interest Notice

Information or documents not available now must be given to ASX as soon as available. Information and documents given to ASX become ASX’s property and may be made public.

Introduced 30/09/01 Amended 01/01/11

Name of entity Sheffield Resources Limited

ABN 29 125 811 083

We (the entity) give ASX the following information under listing rule 3.19A.2 and as agent for the director for the purposes of section 205G of the Corporations Act.

Name of Director	Bruce Griffin
Date of last notice	30 May 2025

Part 1 - Change of director’s relevant interests in securities

In the case of a trust, this includes interests in the trust made available by the responsible entity of the trust

Note: In the case of a company, interests which come within paragraph (i) of the definition of “notifiable interest of a director” should be disclosed in this part.

Direct or indirect interest	Direct & Indirect
Nature of indirect interest (including registered holder) Note: Provide details of the circumstances giving rise to the relevant interest.	Direct (a) Indirect (b): Spousal interest in securities of the Company
Date of change	7 August 2025
No. of securities held prior to change	1. 2,448,601 Ordinary Shares 2. 2,539,063 Performance Rights 3. 629,120 Share Options
Class	1. Ordinary Shares 2. Performance Rights 3. Share Options
Number acquired	1. Direct (a) 216,061 Ordinary Shares
Number disposed	1. Direct (a) 585,938 Performance Rights 2. Direct (a) 223,729 Share Options
Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation	Nil consideration

• See chapter 19 for defined terms.

Appendix 3Y Page 1

Appendix 3Y Change of Director’s Interest Notice

No. of securities held after change

1. 2,664,662 Ordinary Shares 2. 1,953,125 Performance Rights 3. 405,391 Share Options

Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back

In accordance with short term incentives approved at the AGM of 22 November 2022, the lapse of 223,729 Share Options where performance conditions have not been satisfied. Additionally, in accordance with short term incentives approved at the AGM of 22 November 2024, lapse of 369,877 Performance Rights where performance conditions have not been satisfied. Additionally, exercise of 216,061 Performance Rights that have vested following satisfaction of performance conditions.

Part 2 – Change of director’s interests in contracts

Note: In the case of a company, interests which come within paragraph (ii) of the definition of “notifiable interest of a director” should be disclosed in this part.

Detail of contract	N/A
Nature of interest	N/A
Name of registered holder (if issued securities)	N/A
Date of change	N/A
No. and class of securities to which interest related prior to change Note: Details are only required for a contract in relation to which the interest has changed	N/A
Interest acquired	N/A
Interest disposed	N/A
Value/Consideration Note: If consideration is non-cash, provide details and an estimated valuation	N/A
Interest after change	N/A

Part 3 –[+] Closed period

Interest after change N/A Part 3– +Closed period
Were the interests in the securities or contracts detailed above traded during a+closed period where prior written clearance was required?	No
If so, was prior written clearance provided to allow the trade to proceed during this period?	N/A
If prior written clearance was provided, on what date was this provided	N/A

• See chapter 19 for defined terms.

Appendix 3Y Page 2

01/01/2011