ALTITUDE MINERALS LTD — Director's Dealing 2026

May 25, 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	Altitude Minerals Ltd
ABN	78 650 673 500

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	Duncan Chessell
Date of last notice	19 May 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	Direct and indirect
Nature of indirect interest (including registered holder)
Note: Provide details of the circumstances giving rise to the relevant interest.	Lobuje Pty Ltd (Lobuje).
Mr Chessell is a director and shareholder of the trustee and beneficiary of the trust.
Chessarno Pty Ltd (Chessarno).
Mr Chessell is a director and shareholder of the trustee and beneficiary of the super fund.
Date of change	20 May 2026 to 25 May 2026

• 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

| No. of securities held prior to change | 2,968,759 Shares held by Lobuje
405,623 Shares held by Chessarno
50,000 Options 1 held by Lobuje
75,000 Options 2 held by Lobuje
75,000 Options 2 held by Chessarno
88,235 Options 3 held by Chessarno
3,761,442 Rights held by Lobuje
6,521,355 Rights held directly |
| --- | --- |
| Class | Shares - fully paid ordinary shares
Options 1 - unquoted options with an exercise price of $0.26 and expiry of 18 December 2026
Options 2 - unquoted options with an exercise price of $0.15 and expiry of 31 July 2027
Options 3 - unquoted options with an exercise price of $0.034 and expiry of 31 July 2027
Rights - unquoted performance rights subject to KPI vesting criteria |
| Number acquired | 2,968,759 Shares by Chessarno |
| Number disposed | 2,968,759 Shares by Lobuje |
| Value/Consideration
Note: If consideration is non-cash, provide details and estimated valuation | $33,628.62 |

• 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

| No. of securities held after change | 3,374,382 Shares held by Chessarno
50,000 Options 1 held by Lobuje
75,000 Options 2 held by Lobuje
75,000 Options 2 held by Chessarno
88,235 Options 3 held by Chessarno
3,761,442 Rights held by Lobuje
6,521,355 Rights held directly |
| --- | --- |
| Nature of change
Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back | Transfer of Shares from Lobuje to Chessarno. No change to beneficial ownership. |

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	Not applicable
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

• 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

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?	Not applicable
If so, was prior written clearance provided to allow the trade to proceed during this period?
If prior written clearance was provided, on what date was this provided?

• See chapter 19 for defined terms.

Appendix 3Y Page 4

01/01/2011