16 August 2021

CASTILLO COPPER LIMITED
("Castillo" or the "Company")

Appendix 2A and Cleansing Prospectus Update

Castillo Copper Limited (LSE and ASX: CCZ), a base metal explorer primarily focused on copper across Australia and Zambia, advises that an updated Appendix 2A (Application for quotation of securities) has been filed with the Australian Securities Exchange ("ASX") and is available on the Company's website: https://castillocopper.com/investors/announcements/    

The appendix 2A released on 6 August 2021 stated 31,901,739 UK Listed options (CCZOB) were to be issued on 6 August 2021. This appendix 2A is to update the market that 32,021,739 Listed options (CCZOB) will be issued on or around 17 August 2021.

In addition, with regards to the Cleansing Prospectus lodged by the Company with ASIC on 2 August 2021, the Company confirms that the Directors have resolved to extend the Closing Date for the Offers under the Prospectus to 20 August 2021. As previously announced, the primary purpose of the Prospectus is to remove any on-sale trading restrictions attached to the Listed options issued without disclosure under Chapter 6D of the Corporations Act on or before the Closing Date. The Prospectus is substantially administrative in nature and was not issued to raise capital.

The Offers will now close on Friday, 20 August 2021, subject to the right of the Company to close the Offers early or further extend the Closing Date. All references to the Closing Date in the Prospectus are therefore taken to be updated to refer to this new date.

The indicative timetable in Section 2.1 of the Prospectus is amended as follows to reflect the extension of the Closing Date:

For further information, please contact:

About Castillo Copper

Castillo Copper Limited is an Australian-based explorer primarily focused on copper across Australia and Zambia. The group is embarking on a strategic transformation to morph into a mid-tier copper group underpinned by its core projects:

·     A large footprint in the in the Mt Isa copper-belt district, north-west Queensland, which delivers significant exploration upside through having several high-grade targets and a sizeable untested anomaly within its boundaries in a copper-rich region.

·     Four high-quality prospective assets across Zambia's copper-belt which is the second largest copper producer in Africa.

·     A large tenure footprint proximal to Broken Hill's world-class deposit that is prospective for zinc-silver-lead-copper-gold.

·     Cangai Copper Mine in northern New South Wales, which is one of Australia's highest grading historic copper mines.

The group is listed on the LSE and ASX under the ticker "CCZ".