TR-1: Standard form for notification of major holdings Jubilee Metals Group PLC Registration number: 4459850 AIM share code: JLP Altx share code: JBL ISIN: GB0031852162 ('Jubilee' or 'the Company' or 'the Group') R-1: Standard form for notification of major holdings 1. Issuer Details ISIN GB0031852162 Issuer Name JUBILEE METALS GROUP PLC UK or Non-UK Issuer UK 2. Reason for Notification An acquisition or disposal of voting rights 3. Details of person subject to the notification obligation Name Peppermill Ltd City of registered office (if applicable) Tortola Country of registered office (if applicable) British Virgin Island 4. Details of the shareholder Full name of shareholder(s) if different from the person(s) subject to the notification obligation, above City of registered office (if applicable) Country of registered office (if applicable) 5. Date on which the threshold was crossed or reached 01-Oct-2025 6. Date on which Issuer notified 03-Oct-2025 7. Total positions of person(s) subject to the notification obligation % of voting % of voting rights Total rights attached through financial Total of both in number of . to shares (total instruments (total % (8.A + 8.B) voting of 8.A) of 8.B 1 + 8.B 2) rights held in issuer Resulting situation on the date on which 0.000000 0.000000 0.000000 0 threshold was crossed or reached Position of previous 3.444000 0.000000 3.444000 notification (if applicable) 8. Notified details of the resulting situation on the date on which the threshold was crossed or reached 8A. Voting rights attached to shares Class/Type of Number of Number of % of direct voting % of indirect voting shares ISIN direct voting indirect voting rights (DTR5.1) rights (DTR5.2.1) code(if possible) rights (DTR5.1) rights (DTR5.2.1) gb0031852162 0 0 0.000000 0.000000 Sub Total 8.A 0 0.000000% 8B1. Financial Instruments according to (DTR5.3.1R.(1) (a)) Number of voting rights that % of Type of financial Expiration Exercise/conversion may be acquired if the voting instrument date period instrument is rights exercised/converted Sub Total 8.B1 8B2. Financial Instruments with similar economic effect according to (DTR5.3.1R.(1) (b)) Type of Expiration Exercise/conversion Physical or cash Number of % of financial date period settlement voting rights voting instrument rights Sub Total 8.B2 9. Information in relation to the person subject to the notification obligation 1. Person subject to the notification obligation is not controlled by any natural person or legal entity and does not control any other undertaking(s) holding directly or indirectly an interest in the (underlying) issuer. % of voting % of voting rights Total of both if it Ultimate Name of rights if it equals through financial equals or is controlling person controlled or is higher than instruments if it equals higher than the undertaking the notifiable or is higher than the notifiable threshold notifiable threshold threshold 10. In case of proxy voting Name of the proxy holder The number and % of voting rights held The date until which the voting rights will be held 11. Additional Information 12. Date of Completion 02-Oct-2025 13. Place Of Completion Luxembourg 7 October 2025 For further information visit www.jubileemetalsgroup.com, follow Jubilee on X (@Jubilee_Metals) or 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 Date: 07-10-2025 07:05:00 Produced by the JSE SENS Department. The SENS service is an information dissemination service administered by the JSE Limited ('JSE'). The JSE does not, whether expressly, tacitly or implicitly, represent, warrant or in any way guarantee the truth, accuracy or completeness of the information published on SENS. The JSE, their officers, employees and agents accept no liability for (or in respect of) any direct, indirect, incidental or consequential loss or damage of any kind or nature, howsoever arising, from the use of SENS or the use of, or reliance on, information disseminated through SENS.