RNS Number : 6455A SDI Group PLC 14 March 2025 SDI Group plc ("SDI", the "Company", or the "Group") Director / PDMR Shareholding 14 March 2025 - SDI Group plc, the buy and build group, focused on companies which design and manufacture specialist lab equipment, industrial & scientific sensors and industrial & scientific products, has been informed that Ken Ford, Non-Executive Chair, has purchased 100,000 ordinary shares of £0.01 each in the Company ("Ordinary Shares"). Following this transaction, Ken Ford now holds 1,105,217 Ordinary Shares in the Company, which represents approximately 1.06% of its issued share capital. The notification below is made in accordance with the requirements of the Market Abuse Regulation and provides further detail. About SDI Group plc SDI Group plc is a group of small to medium size companies with specialist industrial and scientific products in growth sector niches which help solve customers' key challenges. It specialises in the acquisition and development of companies that design and manufacture specialist products for use in lab equipment, industrial & scientific sensors and industrial & scientific products. Its portfolio of businesses supplies the life sciences, healthcare, plastics and packaging, manufacturing, precision optics and measurement instrumentation markets. SDI aims to continue its growth through driving the organic growth of its portfolio companies and by the acquisition of complementary technology businesses with established reputations in global markets. For more information, please see: www.SDIGroup.com 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 DSHEAEDDFAPSEAA