CORE LITHIUM LTD — Capital/Financing Update 2025

Aug 26, 2025

Market Announcement

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27 August 2025

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Core Lithium Ltd (ASX: CXO) – Trading Halt

Trading in the securities of Core Lithium Ltd (‘CXO’) will be halted at the request of CXO, pending the release of an announcement by CXO.

Unless ASX decides otherwise, the securities will remain in trading halt until the earlier of:

• the commencement of normal trading on Friday, 29 August 2025; or

• the release of the announcement to the market.

CXO’s request for a trading halt is attached below for the information of the market.

Issued by

ASX Compliance

Market Announcement 1/1 ASX Customer Service Centre 131 279 | asx.com.au

27 August 2025 ASX Limited

#10956040v1

Level 9, 2 Mill Street Perth WA 6000

T 61 8 8317 1700 ABN 80 146 287 809 E info@corelithium.com.au ASX CXO

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27 August 2025

Yushra Haniff Adviser, Listing Compliance ASX Limited 20 Bridge Street Sydney NSW 2000

Dear Yushra

Core Lithium Ltd – Request for Trading Halt

Core Lithium Ltd (Core or Company) (ASX: CXO) requests a trading halt be placed on its securities immediately.

In accordance with ASX Listing Rule 17.1, the Company advises that:

1. Core is undertaking a capital raising and the trading halt is requested pending an announcement to ASX regarding the capital raise;

2. Core requests that the trading halt remain in place until the earlier of:

   • (a) such time as the Company makes an announcement to the market in relation to the capital raising; or

   • (b) the commencement of trading on Friday 29 August 2025;

3. The Company expects that the trading halt will be ended by the announcement referred to in paragraph 2(a) being made to the ASX;

4. Core is not aware of any reason why the trading halt should not be granted; and

5. Core is not aware of any other information necessary to inform the market about the trading halt.

Please contact me if you require any further information.

Yours faithfully

Jaroslaw Kopias Company Secretary Core Lithium Ltd

corelithium.com.au