GATEWAY MINING LIMITED — Director's Dealing 2024

Oct 1, 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	Mark Cossom
Date of last notice	30 May 2024
Date that director ceased to be director	1 October 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 interestNote: Provide details of the circumstances giving rise tothe relevant interestMark William Cossom and Kelly JeanCossom ATF The Cossom Family Trust(Trustee and beneficiary)

Number & class of securities(a) 1,356,886 Ordinary Shares(b) 300,000 quoted options with exercise price of$0.033 and expiring 15 December 2026.(c) 80,645 unquoted options with exercise price$0.124 and expiring 31 March 2026.(d) 147,059 unquoted options with exercise price$0.30 and expiring 15 December 2024.(e) 700,000 unquoted performance rights vest uponthe Company completing and announcing ascopingstudywhichdemonstratespositiveeconomics and expiring 28 November 2024.(f) 700,000 unquoted performance rights vest uponthe Company’s shares achieving a 10 day volumeweighted average price of equal to or greater than$0.25 and expiring 28 November 2024.(g) 700,000 unquoted performance rights vest uponthe Company reporting to the market JORCcompliant resource of 1.5 million ounces of goldand expiring 28 November 2025.

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 whichinterest relates	N/A

• See chapter 19 for defined terms.

Appendix 3Z Page 2

11/3/2002