MAMBA EXPLORATION LIMITED — Director's Dealing 2025

Nov 25, 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 Mamba Exploration Limited ABN 75 644 571 826

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	Simon Andrew
Date of last notice	25 February 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	Indirect
Nature of indirect interest (including registered holder) Note: Provide details of the circumstances giving rise to the relevant interest.	Enfilade Defilade Pty Ltd, an entity which Simon Andrew is a director and beneficiary Ainsley Andrew – Spouse
Date of change	25 November 2025
No. of securities held prior to change Enfilade Defilade Pty Ltd Ainsley Andrew	6,200,000 Fully Paid Ordinary Shares 4,000,000 Unquoted options Expiries 1/2/2027 Exercise Price 140% of 5 day VWAP at date of approval 3,000,000 Unquoted options Expiries 1/2/2027 Exercise price Exercise Price 160% of 5 day VWAP at date of approval 3,000,000 Unquoted options Expiries 1/2/2027 Exercise price Exercise Price 200% of 5 day VWAP at date of approval 1,000,000 Unquoted options exercisable at $0.25 expires 25 Nov 2025 1,300,000 Fully paid ordinary shares 1,250,000 Unquoted options Expiries 20/2/2027 Exercise Price $0.03 1,250,000 Unquoted options Expiries 20/2/2028 Exercise Price $0.05
Class	Unquoted options exercisable at $0.25 expires 25 Nov 2025

• See chapter 19 for defined terms.

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Appendix 3Y Change of Director’s Interest Notice

Number acquired	Nil
Number disposed	1,000,000
Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation	N/A
No. of securities held after change Enfilade Defilade Pty Ltd Ainsley Andrew	6,200,000 Fully Paid Ordinary Shares 4,000,000 Unquoted options Expiries 1/2/2027 Exercise Price 140% of 5 day VWAP at date of approval 3,000,000 Unquoted options Expiries 1/2/2027 Exercise price Exercise Price 160% of 5 day VWAP at date of approval 3,000,000 Unquoted options Expiries 1/2/2027 Exercise price Exercise Price 200% of 5 day VWAP at date of approval 1,300,000 Fully paid ordinary shares 1,250,000 Unquoted options Expiries 20/2/2027 Exercise Price $0.03 1,250,000 Unquoted options Expiries 20/2/2028 Exercise Price $0.05
Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy- back	Expiry of options without exercise

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
Name of registered holder (if issued securities)
Date of change
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
Interest acquired
Interest disposed
Value/Consideration Note: If consideration is non-cash, provide details and an estimated valuation

• See chapter 19 for defined terms.

Appendix 3Y Page 2

01/01/2011

Appendix 3Y Change of Director’s Interest Notice

Interest after change

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