National Grid plc (National Grid)
13 July 2012
Notification of Major Interest in National Grid Ordinary Shares
National Grid today received a notification on Form TR-1 from Capital Research and Management Company ('CRMC'), dated 12 July, that its total interest in National Grid plc voting ordinary shares as at 11 July 2012 amounted to 11.0045% (392,941,481 shares). CRMC stated that it does not own shares of the companies it invests in for its own account and that the shares reported in the disclosure are owned by mutual funds under the discretionary investment management of CRMC.
This notice is given in fulfilment of National Grid's obligations under the requirements of the Disclosure and Transparency Rules of the UK Financial Services Authority.
Contact: D C Forward
Assistant Secretary
0207 004 3226