3 July 2026

Metals One Plc

("Metals One" or the "Company")

Award of EBT Shares, Directors/PDMR Shareholding

&

Grant of Options

Metals One (AIM: MET1, OTCQB: MTOPF), a critical and precious metals project developer and investor with a focus on gold and uranium, announces that, pursuant to the achievement of the milestones set out under Tranche 1 of the Share Incentive Plan approved by shareholders on 30 January 2026 (being the successful implementation of the Company's project diversification strategy and the completion of an equity financing at a price of not less than 2 pence per share as announced on 16 February 2026), Daniel Maling and Craig Moulton, being directors of the Company, have been awarded 21,022,549 and 5,255,636 Ordinary Shares, respectively, from the Metals One Plc Employee Benefit Trust established in January 2024 (the "EBT").

Daniel Maling now holds 35,081,751 ordinary shares in the Company (representing 2.84% of the issued share capital) and Craig Moulton now holds 5,392,336 ordinary shares in the Company (representing 0.43% of the issued share capital).

In addition, a further 3,000,000 Ordinary Shares have been awarded from the EBT to employees, in accordance with the Company's Share Incentive Scheme, for individual performance milestones achieved.

The EBT is now interested in a total of 76,766,608 ordinary shares in the Company, representing 6.22% of the issued share capital.

Grant of Options

The Board has today granted options over a total of 15,000,000 Ordinary Shares to Non-Executive Directors and consultants to the Company, with an exercise price of 2 pence per share (the "Options") as detailed below.

The Options will expire three years from the date of grant. The Options will vest in two equal tranches, the first being immediate and the second being on the first anniversary of the date of grant. The Options have been granted outside of any formal share option scheme and are not transferable and will lapse should the recipient leave the Company prior to vesting.

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About Metals One

Metals One is a critical and precious metals project developer and investor with a focus on gold and uranium. Our core interests include a South African gold and energy platform, a brownfield gold/copper exploration project in Northern Peru, uranium exploration and tailings reprocessing opportunities in the USA, a gold exploration project in the USA, and graphite/copper exploration in Tanzania.

Metals One's shares are listed on the London Stock Exchange's AIM Market (MET1) and on the OTCQB Venture Market in the United States (MTOPF).

Map of Metals One projects/investments

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Market Abuse Regulation (MAR) Disclosure

The information set out herein is provided in accordance with the requirements of Article 19(3) of the Market Abuse Regulations (EU) No. 596/2014 which forms part of UK domestic law by virtue of the European Union (Withdrawal) Act 2018 ('MAR').

Nominated Adviser

Beaumont Cornish Limited ("Beaumont Cornish") is the Company's Nominated Adviser and is authorised and regulated by the FCA. Beaumont Cornish's responsibilities as the Company's Nominated Adviser, including a responsibility to advise and guide the Company on its responsibilities under the AIM Rules for Companies and AIM Rules for Nominated Advisers, are owed solely to the London Stock Exchange. Beaumont Cornish is not acting for and will not be responsible to any other persons for providing protections afforded to customers of Beaumont Cornish nor for advising them in relation to the proposed arrangements described in this announcement or any matter referred to in it.

NOTIFICATION AND PUBLIC DISCLOSURE OF TRANSACTIONS BY PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES AND PERSONS CLOSELY ASSOCIATED WITH THEM