Announcement PDF ASX ANNOUNCEMENT 26 June 2024 CHANGE OF FINANCIAL YEAR END Cyprium Metals Limited (ASX: CYM) (Cyprium or the Company) advises that the Board of the Company has resolved to change its financial year from 1 January - 31 December to 1 July - 30 June in accordance with section 323D(2A) of the Corporations Act 2001 (Cth). The change offers several advantages, including streamlining the preparation of annual statutory financial statements and alignment of the Company’s financial year end with that of its peers. The Company confirms that: • • • Cyprium’s most recent financial year ended on 31 December 2023; As a result of the change, the current financial year will be a six-month ‘stub’ period from 1 January 2024 to 30 June 2024 (Transitional Financial Year); and Following the Transitional Financial Year, Cyprium will adopt a 12-month financial year commencing on 1 July and ending 30 June for each year. The change in financial year requires Cyprium to do the following in respect of the Transitional Financial Year: • • • Lodge the Transitional Financial Year audited accounts with ASX by 30 September 2024; Lodge the Transitional Financial Year annual report with ASX by 31 October 2024; and Hold an annual general meeting of shareholders in respect of the Transitional Financial Year before the end of November 2024 (Transitional AGM). Details of the Transitional AGM will be notified to shareholders closer to the date. This ASX announcement was approved and authorised by the Board of Cyprium Metals Limited. Further information: Matt Fifield Manu Trivedi John Gardner Executive Chair Chief Financial Officer Investor and Media Relations matt.fifield@cypriummetals.com manu.trivedi@cypriummetals.com communications@cypriummetals.com T +61 8 6374 1550 E communications@cypriummetals.com ABN 48 002 678 640 T +61 8 6374 1550 ASX: CYM Level 1, 437 Roberts Road Subiaco, WA, 6008 www.cypriummetals.com About Cyprium Metals Limited Cyprium Metals Limited (ASX: CYM) is an ASX-listed Australian copper company. Its flagship property is the Nifty Copper Mine in Western Australia, which previously produced significant copper from both oxide and sulphide resources. Cyprium is focused on redeveloping Nifty, which has the advantage of significant invested capital, data from a long operating history, large-scale resources, current operational approvals, and recent investment in the property. The Company’s other assets include significant copper-focused properties in the Paterson and Murchison Provinces, including multiple defined resources. Visit www.cypriummetals.com for further information. Cyprium Metals (ASX:CYM) Page 2