<div id="readability-page-1" class="page"><div>RNS Number : 7454F Severn Trent PLC 31 October 2025 LEI: 213800RPBXRETY4A4C59Severn Trent Plc (the &#34;Company&#34;) - Notification of Transactions of Directors/Persons Discharging Managerial Responsibility (&#34;PDMRs&#34;) and their Closely Associated PersonsThe Company has been notified by Sarah Legg, Non-Executive Director, of the transfer of her ordinary shares of 97 17/19 pence each in Severn Trent Plc to a new nominee CREST account for £nil consideration, with no change in beneficial ownership. The resultant interest in shares remains 1,912 shares in the Company.The Company wishes to announce in accordance with Article 19 of the UK Market Abuse Regulation the following notifications.For further information please contact: Nicola Whitehouse, Head of Investor Relations+44 (0) 7484 508 198www.severntrent.com<div><table><tbody><tr><td>1</td><td colspan="2">Details of the person discharging managerial responsibilities/person closely associated</td></tr><tr><td>a)</td><td>Name</td><td>Sarah Legg</td></tr><tr><td>2</td><td colspan="2">Reason for the notification</td></tr><tr><td>a)</td><td>Position/status</td><td>Non-Executive Director</td></tr><tr><td>b)</td><td>Initial notification /Amendment</td><td>Initial Notification</td></tr><tr><td>3</td><td colspan="2">Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor</td></tr><tr><td>a)</td><td>Name</td><td>Severn Trent Plc</td></tr><tr><td>b)</td><td>LEI</td><td>213800RPBXRETY4A4C59</td></tr><tr><td>4</td><td colspan="2">Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted</td></tr><tr><td>a)</td><td>Description of the financial instrument, type of instrumentIdentification code</td><td>Ordinary Shares of 97 17/19 pence each in Severn Trent PlcIdentification code for Severn Trent Plc shares: GB00B1FH8J72</td></tr><tr><td>b)</td><td>Nature of the transaction</td><td>Transfer of ordinary shares from one nominee CREST account to a new nominee CREST account - no change to beneficial ownership</td></tr><tr><td>c)</td><td>Price(s) and volume(s)</td><td><div><table><tbody><tr><td>Price(s)</td><td>Volume(s)</td></tr><tr><td>£Nil</td><td>1,162</td></tr></tbody></table></div></td></tr><tr><td>d)</td><td>Aggregated information- Aggregated volume- Price</td><td>Not applicable - Single transaction</td></tr><tr><td>e)</td><td>Date of the transaction</td><td>2025-07-23</td></tr><tr><td>f)</td><td>Place of the transaction</td><td>London Stock Exchange, Main Market (XLON)</td></tr></tbody></table></div><div><table><tbody><tr><td>1</td><td colspan="2">Details of the person discharging managerial responsibilities/person closely associated</td></tr><tr><td>a)</td><td>Name</td><td>Sarah Legg</td></tr><tr><td>2</td><td colspan="2">Reason for the notification</td></tr><tr><td>a)</td><td>Position/status</td><td>Non-Executive Director</td></tr><tr><td>b)</td><td>Initial notification /Amendment</td><td>Initial Notification</td></tr><tr><td>3</td><td colspan="2">Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor</td></tr><tr><td>a)</td><td>Name</td><td>Severn Trent Plc</td></tr><tr><td>b)</td><td>LEI</td><td>213800RPBXRETY4A4C59</td></tr><tr><td>4</td><td colspan="2">Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted</td></tr><tr><td>a)</td><td>Description of the financial instrument, type of instrumentIdentification code</td><td>Ordinary Shares of 97 17/19 pence each in Severn Trent PlcIdentification code for Severn Trent Plc shares: GB00B1FH8J72</td></tr><tr><td>b)</td><td>Nature of the transaction</td><td>Transfer of ordinary shares from one nominee CREST account to a new nominee CREST account - no change to beneficial ownership</td></tr><tr><td>c)</td><td>Price(s) and volume(s)</td><td></td></tr><tr><td>d)</td><td>Aggregated information- Aggregated volume- Price</td><td>Not applicable - Single transaction</td></tr><tr><td>e)</td><td>Date of the transaction</td><td>2025-08-04</td></tr><tr><td>f)</td><td>Place of the transaction</td><td>London Stock Exchange, Main Market (XLON)</td></tr></tbody></table></div>This information is provided by RNS, the news service of the London Stock Exchange. 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Severn Trent PLC announced that Non-Executive Director Sarah Legg transferred 1,162 ordinary shares to a new nominee CREST account for £nil consideration, with no change in beneficial ownership. The total interest in shares remains at 1,912. This notification is in accordance with Article 19 of the UK Market Abuse Regulation. The transactions occurred on July 23 and August 4, 2025, on the London Stock Exchange.

REG - Severn Trent PLC - Director/PDMR Shareholding