RNS Number : 9118S Diploma PLC 10 January 2025 10-11 CHARTERHOUSE SQUARE, LONDON EC1M 6EE TELEPHONE: +44 (0)20 7549 5700 FACSIMILE: +44 (0)20 7549 5715 10 January 2025 DIPLOMA PLC (the "Company") Notification of transactions by persons discharging managerial responsibilities (PDMRs) Diploma PLC has been notified that on 13 December 2024, Janice Stipp, Non-Executive Director of the Company, purchased 700 Ordinary Shares in the Company. Following this transaction, Janice Stipp's total shareholding is 700 Ordinary Shares. The Notification of Dealing Form can be found below.  This announcement is made in accordance with the UK Market Abuse Regulation (Regulation (EU) 596/2014, as it forms part of domestic law by virtue of the European Union (Withdrawal) Act 2018). For further information please contact: LEI: 2138008OGI7VYG8FGR19 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 DSHKZGMMRGVGKZG