Form 8.5 (EPT/RI) - Amendment of Treatt Plc

Key Information - The exempt principal trader involved is Investec Bank plc, which is connected to Treatt plc as a joint financial adviser and corporate broker [1][1]. - The dealing date was September 18, 2025 [1]. Dealings by the Exempt Principal Trader - Investec Bank plc purchased 90,000 ordinary shares at prices ranging from 268.25 to 268.5 [3]. - The bank sold 100,028 ordinary shares at prices of 268.25 and 268 [3]. Other Information - There are no indemnity or option arrangements related to the relevant securities [8]. - There are no agreements or understandings regarding voting rights or future acquisition or disposal of relevant securities [9].