RNS Number : 9060U Crimson Tide PLC 16 September 2026 16 September 2026 Crimson Tide plc ("Crimson Tide", the "Company" or the "Group") Director/PDMR Shareholding Crimson Tide plc (AIM: TIDE), the provider of the mpro5 frontline compliance platform, has been notified that on 15 September 2026, Jon Clarke, Chief Executive Officer, acquired 20,170 ordinary shares of 10 pence each in the Company ("Ordinary Shares") at a price of 98 pence per Ordinary Share, for a total consideration of £19,766.60. Following this transaction, Mr Clarke is now interested in 20,170 Ordinary Shares, representing approximately 0.31 per cent. of the Company's issued ordinary share capital. The notification below, made in accordance with the requirements of the UK Market Abuse Regulation, provides further details of the above transaction. ENDS Enquiries: Crimson Tide plc Chris Fielding, Non-Executive Chairman Jon Clarke, Chief Executive Officer Rachael Rowe, Chief Financial Officer +44 1892 542444 Allenby Capital Limited - Nominated Adviser & Broker Jeremy Porter / Ashur Joseph (Corporate Finance) Tony Quirke / David Johnson (Sales & Corporate Broking) +44 (0)20 3328 5656 info@allenbycapital.com The person responsible for arranging the release of this announcement on behalf of the Company is Rachael Rowe, Chief Financial Officer of the Company. Notification of transactions of persons discharging managerial responsibilities and persons closely associated with them 1 Details of the person discharging managerial responsibilities / person closely associated a. Name Jon Clarke 2 Reason for the notification a. Position/status Chief Executive Officer b. Initial notification/Amendment Initial Notification 3 Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a. Name Crimson Tide plc b. LEI 213800YUNLNBVYR3G129 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 of instrument Identification code Ordinary Shares of 10p each ISIN: GB00BRJRV969 b. Nature of the transaction Acquisition of Ordinary Shares c. Price(s) and volume(s) Price(s): 98 pence Volume(s): 20,170 Ordinary Shares d. Aggregated information Aggregated volume: 20,170 Ordinary Shares Price: 98 pence Total consideration: £19,766.60 e. Date of the transaction 15 September 2026 f. Place of the transaction London Stock Exchange (XLON) This information is provided by RNS, the news service of the London Stock Exchange. RNS is approved by the Financial Conduct Authority to act as a Primary Information Provider in the United Kingdom. Terms and conditions relating to the use and distribution of this information may apply. For further information, please contact rns@lseg.com or visit www.rns.com. RNS may use your IP address to confirm compliance with the terms and conditions, to analyse how you engage with the information contained in this communication, and to share such analysis on an anonymised basis with others as part of our commercial services. For further information about how RNS and the London Stock Exchange use the personal data you provide us, please see our Privacy Policy. END DSHAKPBNFBKDQCD