MAMBA EXPLORATION LIMITED — Director's Dealing 2026

Apr 15, 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	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	Matthew Freedman
Date of last notice	2 February 2026

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.	RANGEHILL HOLDINGS PTY LTD
. Mr Freedman holds a beneficial interest
MEEKATHA MINERALS PTY LTD is a director and holds a beneficial interest in 18.3% of the entity
Date of change	15 April 2026
No. of securities held prior to change
RANGEHILL HOLDINGS PTY LTD . Mr Freedman hold a beneficial interest
KARLUP HOLDINGS PTY LTD . Mr Freedman hold a beneficial interest
KARLUP HOLDINGS PTY LTD. Mr Freedman hold a beneficial interest	3,200,000 fully paid ordinary shares
2,000,000 fully paid ordinary shares
2,500,000 performance rights

• See chapter 19 for defined terms.

01/01/2011 Appendix 3Y Page 1

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Appendix 3Y

Change of Director's Interest Notice

| Class | (1) Unquoted options exercisable at $0.03 expires 31 March 2029
(2) Unquoted options exercisable at $0.04 expires 31 March 2029
(3) Unquoted options exercisable at $0.05 expires 31 March 2029
(4) Fully paid Ordinary Shares
(5) Fully paid Ordinary Shares |
| --- | --- |
| Number acquired | (1) 2,000,000
(2) 2,000,000
(3) 2,000,000
(4) 1,333,333
(5) 59,033,122 |
| Number disposed | Nil |
| Value/Consideration | Note: If consideration is non-cash, provide details and estimated valuation

(1) Refer to Notice of Meeting dated 27 February 2026
(2) Refer to Notice of Meeting dated 27 February 2026
(3) Refer to Notice of Meeting dated 27 February 2026
(4) $0.015 per share
(5) Part consideration for 70% interest in Meekatharra Minerals East Pty Ltd |
| No. of securities held after change | RANGEHILL HOLDINGS PTY LTD . Mr Freedman hold a beneficial interest

4,533,333 fully paid ordinary shares
2,000,000 Unquoted options exercisable at $0.03 expires 31 March 2029
2,000,000 Unquoted options exercisable at $0.04 expires 31 March 2029
2,000,000 Unquoted options exercisable at $0.05 expires 31 March 2029 |
| KARLUP HOLDINGS PTY LTD | . Mr Freedman hold a beneficial interest

2,000,000 fully paid ordinary shares |
| KARLUP HOLDINGS PTY LTD. Mr Freedman hold a beneficial interest | 2,500,000 performance rights |
| MEEKATHA MINERALS PTY LTD is a director and holds a beneficial interest of 18.3% in the entity | 59,033,122 fully paid ordinary shares |

• See chapter 19 for defined terms.

Appendix 3Y Page 2

01/01/2011

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Appendix 3Y

Change of Director's Interest Notice

Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back	Issue of securities pursuant to Resolution 1, Resolution 4 and Resolution 5 of the Notice General Meeting dated 27 February 2026 and approved by shareholder on 31 March 2026

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
Interest after change

Part 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

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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	26 November 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
Nature of indirect interest (including registered holder)
Note: Provide details of the circumstances giving rise to the relevant interest.
Date of change	15 April 2026
No. of securities held prior to change
Enfilade Defilade Pty Ltd	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
Ainsley Andrew	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

• See chapter 19 for defined terms.

01/01/2011 Appendix 3Y Page 1

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Appendix 3Y

Change of Director’s Interest Notice

| Class | (1) Unquoted options exercisable at $0.03 expires 31 March 2029
(2) Unquoted options exercisable at $0.04 expires 31 March 2029
(3) Unquoted options exercisable at $0.05 expires 31 March 2029
(4) Fully paid Ordinary Shares |
| --- | --- |
| Number acquired | (1) 2,000,000
(2) 2,000,000
(3) 2,000,000
(4) 1,000,000 |
| Number disposed | Nil |
| Value/Consideration
Note: If consideration is non-cash, provide details and estimated valuation | (1) Refer to Notice of Meeting dated 27 February 2026
(2) Refer to Notice of Meeting dated 27 February 2026
(3) Refer to Notice of Meeting dated 27 February 2026
(4) $0.015 per share |
| No. of securities held after change | |
| Simon Malcolm Andrew | 1,000,000 fully paid ordinary shares
2,000,000 Unquoted options exercisable at $0.03 expires 31 March 2029
2,000,000 Unquoted options exercisable at $0.04 expires 31 March 2029
2,000,000 Unquoted options exercisable at $0.05 expires 31 March 2029 |
| Enfilade Defilade Pty Ltd | 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 |
| Ainsley Andrew | 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 | Issue of securities pursuant to Resolution 4 and 5 of the Notice General Meeting dated 27 February 2026 and approved by shareholder on 31 March 2026 |

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

• See chapter 19 for defined terms.

Appendix 3Y Page 2

01/01/2011

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Appendix 3Y
Change of Director’s Interest Notice

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
Interest after change

Part 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

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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	Vikram Kumar
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.	Java Kumar Investments Pty Ltd
– Mr Kumar is a beneficiary of the entity
Nakameguro Pty Ltd
– Mr Kumar is a beneficiary of the entity
Date of change	15 April 2026
No. of securities held prior to change	7,000,000 Fully Paid Ordinary Shares
1,250,000 Unquoted Options Exp 26/11/2026 Ex Price $0.03
1,250,000 Unquoted Options Exp 26/11/2027 Ex Price $0.05
Class	(1) Unquoted options exercisable at $0.03 expires 31 March 2029
(2) Unquoted options exercisable at $0.04 expires 31 March 2029
(3) Unquoted options exercisable at $0.05 expires 31 March 2029
(4) Fully paid Ordinary Shares
Number acquired	(1) 2,000,000
(2) 2,000,000
(3) 2,000,000
(4) 3,000,000

• See chapter 19 for defined terms.

01/01/2011 Appendix 3Y Page 1

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Appendix 3Y

Change of Director’s Interest Notice

Number disposed	Nil
Value/Consideration
Note: If consideration is non-cash, provide details and estimated valuation	(1) Refer to Notice of Meeting dated 27 February 2026
(2) Refer to Notice of Meeting dated 27 February 2026
(3) Refer to Notice of Meeting dated 27 February 2026
(4) $0.015 per share
No. of securities held after change	7,000,000 Fully Paid Ordinary Shares
Java Kumar Investments Pty Ltd	1,250,000 Unquoted Options Exp 26/11/2026 Ex Price $0.03
	1,250,000 Unquoted Options Exp 26/11/2027 Ex Price $0.05
	3,000,000 Fully Paid Ordinary Shares
Nakameguro Pty Ltd	2,000,000 Unquoted options exercisable at $0.03 expires 31 March 2029
	2,000,000 Unquoted options exercisable at $0.04 expires 31 March 2029
	2,000,000 Unquoted options exercisable at $0.05 expires 31 March 2029
Nature of change
Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back	Issue of securities pursuant to Resolution 4 and 5 of the Notice General Meeting dated 27 February 2026 and approved by shareholder on 31 March 2026

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

• See chapter 19 for defined terms.

Appendix 3Y Page 2

01/01/2011

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Appendix 3Y
Change of Director’s Interest Notice

Value/Consideration
Note: If consideration is non-cash, provide details and an estimated valuation
Interest after change

Part 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