First Quantum Announces Redemption of 2027 Notes

(In United States dollars, except where noted otherwise)

TORONTO, Sept. 02, 2025 (GLOBE NEWSWIRE) -- First Quantum Minerals Ltd. ("First Quantum" or the "Company") (TSX:FM) announces that it has completed the previously announced redemption in full (the "Redemption") of its 6.875% Senior Notes due 2027 (Rule 144A: ISIN US335934AT24; CUSIP 335934 AT2; Reg S: ISIN USC3535CAM04; CUSIP C3535C AM0) (the "2027 Notes") in an aggregate of $41,878,000 outstanding principal amount.

The Company redeemed the 2027 Notes at a redemption price equal to $1,003.79 per $1,000 principal amount of Notes, plus accrued and unpaid interest of $1,087,644.72 in respect of the Notes, using the proceeds from its previously announced offering of $1,000 million aggregate principal amount of 7.250% senior notes due 2034.

For further information, visit our website at www.first-quantum.com or contact:

Investor Relations: Bonita To, Director, Investor Relations(416) 361-6400 Toll-free: 1 (888) 688-6577E-Mail:

Media Relations:James Devas, Manager, Corporate Affairs+44 207 291 6630E-Mail:

IMPORTANT DISCLAIMER

The information in this announcement does not constitute a notice of redemption or the solicitation to purchase any securities of the Company, or an offer of securities for sale in the United States or any other jurisdiction. Securities may not be offered or sold in the United States unless they are registered or are exempt from the registration of the U.S. Securities Act of 1933, as amended (the "U.S. Securities Act"). The Notes will not be registered under the U.S. Securities Act, or the securities laws of any state of the U.S. or other jurisdictions and the Notes will not be offered or sold within the U.S. or to, or for the account or benefit of, U.S. Persons (as defined in Regulation S of the U.S. Securities Act), except pursuant to an exemption from, or in a transaction not subject to, the registration requirements of the U.S. Securities Act and the applicable laws of other jurisdictions. The Company does not intend to conduct a public offering in the United States or any other jurisdiction. It may be unlawful to distribute this announcement in certain jurisdictions.

The information in this announcement does not constitute an offer, or a solicitation of an offer, of securities for sale in the United States, Canada, the EEA, the UK, Switzerland, Panama, Hong Kong, Japan, Singapore, or any other jurisdiction in which such an offer, solicitation or sale is not permitted.

In member states of the EEA, this announcement and any offer of the securities referred to herein in any Member State of the European Economic Area ("EEA") will be made pursuant to an exemption under the Prospectus Regulation from the requirement to publish a prospectus for offers of the securities referred to herein. Accordingly, any person making or intending to make an offer in a Member State of Notes which are the subject of the offering contemplated may only do so in circumstances in which no obligation arises for the company or any of the initial purchasers to publish a prospectus pursuant to Article 3 of the Prospectus Regulation, in each case, in relation to such offer. Neither the company nor the initial purchasers have authorized, nor do they authorize, the making of any offer of Notes ...