Announcement PDF Notice of ceasing to be a substantial holder To: Cyprium Metals Ltd (“CYM”, Ordinary Fully Paid) 1. Details of substantial shareholder Form 605 Corporations Act Section 671B Citigroup Global Markets Australia Pty Limited (ACN 003 114 832) and each of the related bodies corporate in the Citi group of companies worldwide (for more details please visit www.citigroup.com). The holder ceased being a substantial holder on 13 July 2023. The previous notice had been given to the company on 12 July 2023. 2. Changes in relevant interests Particulars of each change in, or change in the nature of, a relevant interest of the substantial holder or an associate in voting securities of the company or scheme, since the substantial holder was last required to give a substantial holding notice to the company or scheme are as follows: Date of change 13 July 2023 13 July 2023 13 July 2023 3. Person whose relevant interest changed and Person’s votes affected Nature of Relevant Interest Class and number of securities affected Citigroup Global Markets Limited Citigroup Global Markets Limited holds an increased relevant interest in these shares pursuant to contracts entered into in the ordinary course of business on a stock market of a stock exchange, containing no terms and conditions other than standard terms and conditions. 1,000,000 Ordinary Fully Paid Citigroup Global Markets Australia Pty Limited Citigroup Global Markets Australia Pty Limited holds a decreased relevant interest in these shares pursuant to contracts entered into in the ordinary course of business on a stock market of a stock exchange, containing no terms and conditions other than standard terms and conditions. - 1,000,000 Ordinary Fully Paid Citibank, N.A. Sydney Branch Citibank, N.A. Sydney Branch holds a decreased relevant interest in these shares acting as Agent Lender and as the holder of securities subject to an obligation to return under a securities lending agreement. - 3,200,000 Ordinary Fully Paid Changes in association The persons who have become associates of, ceased to be associates of, or have changed the nature of their association with, the substantial holder in relation to voting interests in the company or scheme are as follows: Name and ACN/ARSN (if applicable) N/A 4. Nature of association N/A Addresses The addresses of persons named in this form are as follows: Name Address Citigroup Global Markets Limited Citigroup Centre, Canary Wharf 33 Canada Square London, E14 5LB, United Kingdom Citigroup Global Markets Australia Pty Limited Citigroup Centre 2 Park St Sydney, NSW 2000 Australia Citibank, N.A. Sydney Branch Citigroup Centre 2 Park St Sydney, NSW 2000 Australia Dated this day, 17 July 2023. Alyson Sosa Markets & Securities Services Compliance Australia Citigroup Global Markets Australia Pty Limited T: +61 2 8225 4845