GATEWAY MINING LIMITED — Director's Dealing 2024

May 28, 2024

Appendix 3Z Final Director’s Interest Notice

Rule 3.19A.3

Appendix 3Z

Final 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.3 and as agent for the director for the purposes of section 205G of the Corporations Act.

Name of director	Scott Brown
Date of last notice	13 May 2024
Date that director ceased to be director	28 May 2024

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.

11/3/2002

Appendix 3Z Page 1

Appendix 3Z Final Director’s Interest Notice

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

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.

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 Gold River Pty Ltd (Director) Omni GeoX Pty Ltd (Director) Crest Investment Group Limited (Director)

Number & class of securities • 1,200,030 Ordinary Shares • 227,273 quoted options with exercise price $0.033 and expiring 15 December 2026. • 17,298,117 Ordinary Shares • 1,000,000 quoted options with exercise price $0.033 and expiring 15 December 2026. • 150,000 unquoted options with exercise price $0.30 and expiring 15 December 2024. • 268,817 unquoted options with exercise price $0.124 and expiring 31 March 2026; • 3,866,667 Ordinary Shares

Part 3 – Director’s interests in contracts

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 3Z Page 2

11/3/2002

Appendix 3Z Final Director’s Interest Notice

Rule 3.19A.3

Appendix 3Z

Final 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.3 and as agent for the director for the purposes of section 205G of the Corporations Act.

Name of director	Debra Fullarton
Date of last notice	13 May 2024
Date that director ceased to be director	28 May 2024

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

• 1,213,334 Ordinary Shares

• 500,000 quoted options with exercise price $0.033 and expiring 15 December 2026

• 160,000 unquoted options with exercise price $0.124 and expiring 31 March 2026

• See chapter 19 for defined terms.

11/3/2002

Appendix 3Z Page 1

Appendix 3Z Final Director’s Interest Notice

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

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.

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	Number & class of securities Nil.

Part 3 – Director’s interests in contracts

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 3Z Page 2

11/3/2002