Registration number (4459850)

AIM share code: JLP

Altx share code: JBL

ISIN: GB0031852162

Jubilee Metals Group Plc

('Jubilee' or 'the Company' or 'the Group')

Dissemination of a Regulatory Announcement that contains inside information according to UK Market Abuse Regulations. Not for release, publication or distribution in whole or in part in, into or from any jurisdiction where to do so would constitute a violation of the relevant laws or regulations of such jurisdiction.

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Exercise of Options

Jubilee, the integrated copper producer and resource developer in Zambia, announces the issue of 7 540 000 new ordinary shares (Option Shares) following the exercise of options by an employee. These options comprise all remaining options held by the employee and have a total strike price value of £0.08 million.

The Option Shares were granted under the Company's share option plan, established in April 2016 and amended in May 2022. The Option Shares represent 0.23% of the enlarged issued capital of the Company.

Admission and total voting rights

The Option Shares are expected to be admitted to trading on AIM and listed on the Altx of the JSE Limited on or about 25 June 2026 (Admission) and will rank pari passu with the ordinary shares of the Company in issue.

Following Admission, the Company's total issued share capital will comprise 3 230 841 150 ordinary shares. As the Company holds no shares in treasury, shareholders may use this figure as the denominator when calculating whether they are required to notify the Company of their interest in, or any change to their interest in the Company's share capital.

United Kingdom

19 June 2026

For further information contact:

Jubilee Metals Group PLC 

Leon Coetzer (CEO)/Jonathan Morley-Kirk (FD)

Tel: +27 (0) 11 465 1913 / Tel: +44 (0) 7797 775546

Nominated Adviser - SPARK Advisory Partners Limited 

Andrew Emmott/James Keeshan 

Tel: +44 (0) 20 3368 3555 

PR & IR Adviser - Tavistock 

Jos Simson/Gareth Tredway

Tel: +44 (0) 207 920 3150 

Joint Broker - Zeus Capital

Harry Ansell/Katy Mitchell  

Tel: +44 (0) 20 7220 1670/+44 (0) 113 394 6618 

Joint Broker - Shard Capital Partners LLP

Erik Woolgar/Gareth Burchell

Tel +44 (0) 207 1869900 

JSE Sponsor - Questco Corporate Advisory Proprietary Limited 

Alison McLaren

Tel: +27 63 482 3802

About Jubilee Metals Group

Jubilee Metals, listed on AIM and the Altx of the JSE, is a copper producer focused on building a world-class integrated copper business in Zambia. The Company aims to reach 25 000 tonnes per annum of copper production by integrating exploration, mining, concentrating and refining through its three-pillar strategy, combining the Roan concentrator, the Sable refinery and regional mining assets and the Large Waste Rock Project. Led by an experienced team, Jubilee applies innovative technologies to transform previously underutilised materials into value while supporting circular resource use and strong environmental stewardship.

For further information, please visit www.jubileemetalsgroup.com and follow Jubilee on X at @Jubilee_Metals