FIRST QUANTUM MINERALS ANNOUNCES EXTENSION OF THE EXPIRATION DATE, GUARANTEED DELIVERY DATE AND SETTLEMENT DATE OF CASH TENDER OFFER TO PURCHASE ANY AND ALL OF ITS OUTSTANDING 6.875% SENIOR NOTES DUE 2027

Core Viewpoint - First Quantum Minerals Ltd. is extending the Tender Offer for its outstanding 6.875% Senior Notes due 2027, with new deadlines set for various key dates in the process [1][2]. Group 1: Tender Offer Details - The Price Determination Date has been extended to August 18, 2025, and the Expiration Date is now also August 18, 2025 [1]. - The Guaranteed Delivery Date is extended to August 20, 2025, and the expected Settlement Date is now August 21, 2025 [1]. - Holders of the Notes will receive a cash amount equal to accrued and unpaid interest from the last interest payment date up to the Settlement Date [2]. Group 2: Purpose and Financing - The Tender Offer aims to acquire all outstanding Notes as part of a refinancing transaction, with the expectation to issue new senior notes (New Notes) [6]. - Proceeds from the New Notes are intended to be used to purchase Notes in the Tender Offer and redeem any Notes not tendered [6]. - The Company intends to redeem any Notes not validly tendered after October 15, 2025, subject to certain conditions [7][8]. Group 3: Conditions and Amendments - The completion of the Tender Offer is contingent upon the successful issuance of New Notes and satisfaction of specific financing conditions [10]. - The Company reserves the right to amend or waive conditions of the Tender Offer at any time [11]. - If 90% of the outstanding Notes are tendered, the Company may redeem all remaining Notes at the offered price [9].