Result of Retail Offer

NOT FOR RELEASE, PUBLICATION OR DISTRIBUTION, IN WHOLE OR IN PART, IN OR INTO THE UNITED STATES, AUSTRALIA, JAPAN OR THE REPUBLIC OF SOUTH AFRICA.

Neither this announcement, nor anything contained herein, shall form the basis of, or be relied upon in connection with, any offer or commitment whatsoever in any jurisdiction. Investors should not subscribe for or purchase any shares referred to in this announcement except solely on the basis of the information contained in the prospectus approved by the FCA (together with any supplementary prospectus, if relevant, the "Prospectus"), including the risk factors set out therein, published by Meridian Mining plc in connection with the offer of ordinary shares in the Company ("Ordinary Shares") and the admission of the issued and to be issued Ordinary Shares to the Official List of the FCA in the equity shares (commercial companies) category and to trading on the Main Market for listed securities of London Stock Exchange plc (the "London Stock Exchange"). A copy of the Prospectus published by the Company is available for inspection on the Company's website at https://meridianmining.co/lse-listing, subject to certain access restrictions.

Meridian Mining plc

("Meridian" or the "Company")

Result of Retail Offer

Meridian Mining plc (LSE/TSX: MNO), an exploration and development company focused on the advanced stage Cabaçal gold-copper project, announced on 27 April 2026 that it has applied for admission of its Ordinary Shares to the equity shares (commercial companies) category of the Official List of the FCA and to trading on the Main Market for listed securities of the London Stock Exchange (together, "Admission") as well as an equity offering of new ordinary shares in conjunction with the Retail Offer.

The Company is pleased to announce that the Retail Offer successfully completed and closed at 23.59 p.m. on 30 April 2026 and that it has conditionally raised approximately GBP2.5M (approximately USD3.4M / CAD4.6M) in the Retail Offer through the issue of 2,717,391 new Ordinary Shares at the Issue Price of 92.0 pence per Ordinary Share (CAD1.70 per Ordinary Share).

Following the close of the Retail Offer, the Company has conditionally raised gross proceeds of approximately GBP25.0M (approximately USD33.6M / CAD46.3M) via the Fundraising. The Company will therefore be required to issue and allot a total of 27,173,912 new Ordinary Shares to satisfy the Fundraising.

Admission and Total Voting Rights

Application will be made to the London Stock Exchange for the 485,513,514 Ordinary Shares to be admitted to the equity shares (commercial companies) category of the Official List of the FCA and admitted to trading on the Main Market for listed securities of the London Stock Exchange. Admission is expected to take place and dealings in the Ordinary Shares are expected to commence at 8.00 a.m. on 1 May 2026, at which time it is also expected that the Ordinary Shares will be enabled for settlement in CREST.

Immediately following Admission, the issued share capital of the Company is expected to comprise 485,513,514 Ordinary Shares. Each Ordinary Share has one voting right and no Ordinary Shares are held in treasury. From Admission, this figure may be used by shareholders as the denominator for the calculation by which they will determine if they are required to notify their interest in, or a change to their interest in, the Company under the FCA's Disclosure Guidance and Transparency Rules.

References to times in this announcement are to London time unless otherwise stated.

The times and dates mentioned throughout this announcement may be adjusted by the Company in which event the Company will make an appropriate announcement to a Regulatory Information Service giving details of any revised dates and the details of the new times and dates will be notified to the London Stock Exchange and, where appropriate, shareholders. Shareholders may not receive any further written communication.