Form 8.5 (EPT/RI) - Ricardo Plc

Key Information - The exempt principal trader involved is Investec Bank plc, which is connected to the offeror Ricardo plc as a Joint Advisor and Joint Broker [1] - The dealing date was June 24, 2025 [1] Dealings by the Exempt Principal Trader - Total purchases of ordinary shares amounted to 28,391 units, with the highest price per unit at 436 and the lowest at 432 [3] - Total sales of ordinary shares also amounted to 28,391 units, with the highest price per unit at 437 and the lowest at 432 [3] Other Information - There are no indemnity or option arrangements related to the relevant securities that may influence dealings [9] - There are no agreements or understandings regarding voting rights or future acquisition or disposal of relevant securities [10] - The date of disclosure is June 25, 2025, with contact details provided for further inquiries [10]