Director/PDMR Shareholding

20 Sep 2010 15:05

UNITED UTILITIES GROUP PLC

DIRECTORS' AND PDMR INTERESTS IN SHARES

United Utilities Group PLC ("the Company") announces that it receivednotification on 20 September 2010 that the Trustee, Equiniti Share PlanTrustees Limited, purchased ordinary shares of 5p each on behalf of thefollowing directors and persons discharging managerial responsibility on 17September 2010, to be held in accordance with the rules of the Company's HMRCapproved share incentive plan. The shares were purchased at a price of 581.5pence per share.Director/PDMR No. of Shares purchased Alison Clarke 25 Steve Fraser 26 Philip Green 26 Tom Keevil 26 Gaynor Kenyon 27

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Further information can be obtained from Jane Gilmore, Deputy Company Secretary 44 1 925 237052

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United Utilities Group's ordinary shares trade on the London Stock Exchange and its ADRs, each equal to two ordinary shares, trade over the counter under the Trading Symbol "UUGRY".