GATEWAY MINING LIMITED — Director's Dealing 2025

Aug 25, 2025

Appendix 3X Initial Director’s Interest Notice

Rule 3.19A.1

Appendix 3X

Initial 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 30/9/2001.

Name of entity	GATEWAY MINING LIMITED
ABN	31 008 402 391

We (the entity) give ASX the following information under listing rule 3.19A.1 and as agent for the director for the purposes of section 205G of the Corporations Act.

Name of Director	Andrew Gordon Bray
Date of appointment	25 August 2025

Part 1 - Director’s relevant interests in securities of which the director is the registered holder

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.

Number & class of securities

Nil.

• See chapter 19 for defined terms.

Appendix 3X Page 1

11/3/2002

Appendix 3X Initial Director’s Interest Notice

Part 2 – Director’s relevant interests in securities of which the director is not the registered holder

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

Name of holder & nature of interest Note: Provide details of the circumstances giving rise to the relevant interest. L11 Capital Pty Ltd ATF Gascoyne Family Trust (Director)	Number & class of Securities 68,954,651 fully paid ordinary shares 349,464 unlisted options with an exercise price of $0.124 per option expiring 31 March 2026 2,311,200 listed options with an exercise price of $0.033 per option expiring on 15 December 2026

Part 3 – 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
No. and class of securities to which interest relates	N/A

• See chapter 19 for defined terms.

Appendix 3X Page 2

11/3/2002

Appendix 3X Initial Director’s Interest Notice

Rule 3.19A.1

Appendix 3X

Initial 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 30/9/2001.

Name of entity	GATEWAY MINING LIMITED
ABN	31 008 402 391

We (the entity) give ASX the following information under listing rule 3.19A.1 and as agent for the director for the purposes of section 205G of the Corporations Act.

Name of Director	Anthony John McClure
Date of appointment	25 August 2025

Part 1 - Director’s relevant interests in securities of which the director is the registered holder

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.

Number & class of securities

8,663,527 fully paid ordinary shares

• See chapter 19 for defined terms.

Appendix 3X Page 1

11/3/2002

Appendix 3X Initial Director’s Interest Notice

Part 2 – Director’s relevant interests in securities of which the director is not the registered holder

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

Name of holder & nature of Number & class of Securities interest Note: Provide details of the circumstances giving rise to the relevant interest. McClure Family Superannuation Pty 318,252 fully paid ordinary shares. Ltd ATF McClure Family Superannuation Fund (Director and Beneficiary)

Part 3 – 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
No. and class of securities to which interest relates	N/A

• See chapter 19 for defined terms.

Appendix 3X Page 2

11/3/2002