DEVEX RESOURCES LIMITED — Director's Dealing 2026

Jan 28, 2026

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 DEVEX RESOURCES LIMITED

ABN 74 009 799 553

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	Marnie Finlayson
Date of last notice	1 December 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 and Indirect Interest
Nature of indirect interest (including registered holder) Note: Provide details of the circumstances giving rise to the relevant interest.	Indirect Interest: 1) Marnie Finlayson as trustee for the Jeedamya Family Trust. Ms Finlayson is the sole trustee and a beneficiary of the Jeedamya Family Trust.
Date of change	23 - 29 January 2026
No. of securities held prior to change	Nil
Class	a) Fully Paid Ordinary Shares b) Unlisted Options c) Performance Rights
Number acquired	a) Direct Interest: 344,828 Fully paid Ordinary Shares b) Indirect Interest: 1) Jeedamya Family Trust: 10,000,000 Unlisted Options c) Indirect Interest: 1) Jeedamya Family Trust: 9,900,000 Performance Rights

• See chapter 19 for defined terms.

01/01/2011

Appendix 3Y Page 1

Appendix 3Y Change of Director’s Interest Notice

Number disposed	N/A
Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation	a) $50,000.06 b) Nil c) Nil
No. of securities held after change	Direct Interest: 344,828 Fully Paid Ordinary Shares Indirect Interest: 1) Jeedamya Family Trust: 5,000,000 Unlisted Options, expiring 30 November 2029 and with an exercise price of $0.18 5,000,000 Unlisted Options, expiring 30 November 2030 and with an exercise price of $0.24 3,300,000 Performance Rights, expiring 30 November 2026 3,300,000 Performance Rights, expiring 30 November 2027 3,300,000 Performance Rights, expiring 30 November 2028
Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back	a) Issue of Tranche 2 Placement Shares pursuant to Resolution 3(b), passed at the General Meeting held on 22 January 2026, being a placement to Directors (or their associated nominees). b) Issue of Unlisted Options pursuant to Resolution 4(a), passed at the General Meeting held on 22 January 2026, issued under the terms and conditions of the Company’s Employee Incentive Scheme. c) Issue of Performance Rights pursuant to Resolution 5, passed at the General Meeting held on 22 January 2026, issued under the terms and conditions of the Company’s Employee Incentive Scheme.

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

• See chapter 19 for defined terms.

01/01/2011

Appendix 3Y Page 2

Appendix 3Y Change of Director’s Interest Notice

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

art 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.

01/01/2011

Appendix 3Y Page 3