ChallengerX Plc - Holding(s) in Company

TR-1: Standard form for notification of major holdings NOTIFICATION OF MAJOR HOLDINGS (to be sent to the relevant issuer and to the FCA in Microsoft Word format if possible) i 1a. Identity of ChallengerX plc the issuer or the underlying issuer of existing shares to which voting rights are attached ii: 1b. Please indicate if the issuer is a non-UK issuer (please mark with an "X" if appropriate) Non-UK issuer 2. Reason for the notification (please mark the appropriate box or boxes with an "X") An acquisition or X disposal of voting rights An acquisition or disposal of financial instruments An event changing the breakdown of voting rights Other (please specify) iii: 3. Details of person subject to the notification obligation iv Name Virya Solutions Group Limited City and country of registered office (if applicable) 4. Full name of shareholder(s) (if different from 3.) v Name City and country of registered office (if applicable) 5. Date on which 11 March 2025 the threshold was crossed or reached vi: 6. Date on which 13 March 2025 issuer notified (DD/MM/YYYY): 7. Total positions of person(s) subject to the notification obligation % of voting % of voting Total of both Total rights rights in % (8.A + number of attached to through 8.B) voting shares financial rights held (total instruments in issuer of 8. A) (total of (8.A + 8.B) 8.B 1 + 8.B vii 2) Resulting 7.37% 0.0% 7.37% 106,700,000 situation on the date on which threshold was crossed or reached Position of N/A N/A N/A previous notification (if applicable) 8. Notified details of the resulting situation on the date on which the threshold was crossed or reached viii A: Voting rights attached to shares Class/type of Number of % of shares voting voting rights ix rights ISIN code (if possible) Direct Indirect Direct Indirect (DTR5.1) (DTR5.2.1) (DTR5.1) (DTR5.2.1) Ordinary 106,700,000 N/A 7.37% N/A GB00BMD0WG01 SUBTOTAL 8. A 106,700,000 7.37% B 1: Financial Instruments according to DTR5.3.1R (1) (a) Type of Expiration Exercise/ Number of % of financial date x Conversion voting voting instrument Period xi rights rights that may be acquired if the instrument is exercised/c onverted. SUBTOTAL 8. B 1 B 2: Financial Instruments with similar economic effect according to DTR5.3.1R (1) (b) Type of Expiration Exercise/ Physical Number of voting % of financial date x Conversion or cash rights voting instrument Period xi rights Settlement xii SUBTOTAL 8.B.2 9. Information in relation to the person subject to the notification obligation (please mark the applicable box with an "X") 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 xiii Full chain of x controlled undertakings through which the voting rights and/or the financial instruments are effectively held starting with the ultimate controlling natural person or legal entity (please add additional rows as necessary) xiv Name xv % of voting rights if it equals or is % of voting Total of higher than the notifiable threshold rights both if it through equals or financial is higher instruments than the if it notifiable equals or threshold is higher than the notifiable threshold Farzad Peyman 3.68% 0% 3.68% Sanaz 3.68% 0% 3.68% Houshanpour 10. In case of proxy voting, please identify: 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 xvi 50,000,000 shares are held by Farzad Peyman in trust for Virya Solutions Group Limited. Sanaz Houshanpour is the spouse of Farzad Peyman. +-------------------+-------------+ |Place of completion|London, UK | +-------------------+-------------+ |Date of completion |13 March 2025| +-------------------+-------------+ PDMR notification Notification and public disclosure of transactions by persons discharging managerial responsibilities and persons closely associated with them. 1 Details of the person discharging managerial responsibilities/person closely associated a) Name Farzad Peyman 2 Reason for the notification a) Position/status Director b) Initial notification/Amendment Initial notification 3 Details of the issuer, UK emission allowance market participant, auction platform or auctioneer a) Name ChallengerX Plc b) LEI 984500A15FX570FFD891 4 Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type Ordinary shares of instrument ISIN: GB00BMD0WG01 Identification code b) Nature of the transaction Purchase of shares c) Price(s) and volume(s) Price(s) Volume(s) £0.0025 76,333 d) Aggregated information Aggregated volume · - Aggregated volume Price · - Price 76,333 £190.83 e) Date of the transaction 14/03/2025 f) Place of the transaction AQSE Growth Market This information was brought to you by Cision http://news.cision.com

ChallengerX Plc