RNS Number : 4976R Invinity Energy Systems PLC 30 December 2024 30 December 2024 Invinity Energy Systems plc ("Invinity" or the "Company") Notification of Transactions by Directors Invinity Energy Systems plc (AIM: IES) (AQSE: IES) (OTCQX: IESVF), a leading global manufacturer of utility-grade energy storage, announces that it was notified on 27 December 2024 that Neil O'Brien (Non-executive Chairman), Jonathan Marren (CEO) and Adam Howard (CFO) have purchased an aggregate of 404,013 ordinary shares in the Company ("Ordinary Shares"). Following this transaction, Neil O'Brien now holds a total of 300,625 Ordinary Shares, representing 0.07% of the current issued share capital. Jonathan Marren now holds a total of 414,680 Ordinary Shares, representing 0.09% of the current issued share capital and Adam Howard now holds a total of 134,333 Ordinary Shares, representing 0.03% of the current issued share capital. Stay up to date with news from Invinity. Join the distribution list for the Company's monthly investor newsletter here. Enquiries: Notes to Editors Invinity Energy Systems plc (AIM: IES) (AQSE: IES) (OTCQX: IESVF) manufactures vanadium flow batteries for large-scale, high-throughput energy storage requirements of business, industry and electrical networks. Invinity's factory-built flow batteries run continually with no degradation for over 25 years, making them suitable for the most demanding applications in renewable energy production. Energy storage systems based on Invinity's batteries are safe, reliable, and economical, and range in size from less than 250 kilowatt-hours to tens of megawatt-hours. Invinity was created in April 2020 through the merger of two flow battery industry leaders: redT energy plc and Avalon Battery Corporation. With 75 MWh of systems already deployed or contracted for delivery across 82 sites in 15 countries, Invinity is active in all major global energy storage markets and has operations in the UK, Canada, USA, China and Australia. Invinity Energy Systems plc is quoted in the UK on AIM and AQSE and trades in the USA on OTCQX. To find out more, visit invinity.com, sign up to our monthly Investor Newsletter here or contact Investor Relations on via +44 (0)20 4551 0361 or ir@invinity.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 DSHVDLFLZLLBFBV