CORE LITHIUM LTD — Director's Dealing 2026

Mar 1, 2026

Appendix 3X Initial Director’s Interest Notice

Rule 3.19A.1

Appendix 3X

Initial 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	Core Lithium Ltd
ABN	80 146 287 809

We (the entity) give ASX the following information under listing rule 3.19A.1 and as agent for the director for the purposes of section 205G of the Corporations Act.

Name of Director	Paul BROWN
Date of appointment	2 March 2026

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

None.

• See chapter 19 for defined terms.

Appendix 3X Page 1

11/3/2002

Appendix 3X Initial Director’s Interest Notice

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

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. Invia Custodian Pty Limited Mr Brown is a beneficiary of the trust.	Number & class of Securities 1,785,715 fully paid ordinary shares 3,500,000 unquoted options with an exercise price of $0.224 and expiry of 30 June 2027. 17,725,703 unquoted vested and unvested performance rights.

Part 3 – 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)
No. and class of securities to which interest relates

• See chapter 19 for defined terms.

Appendix 3X Page 2

11/3/2002