4th June 2010
National Grid plc (National Grid)
Voting Rights and Capital update
National Grid has been notified that, earlier today, 120,333 shares held in Treasury were transferred to share scheme participants. Following this change, National Grid plc's registered capital from 4 June 2010 consists of 2,617,190,095 ordinary shares, of which 140,972,220 have been purchased in the market and registered as Treasury Shares; leaving a balance of 2,476,217,875 shares with voting rights.
The figure of 2,476,217,875 may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, National Grid plc under the FSA's Disclosure and Transparency Rules.
Contact: D C Forward,
Assistant Secretary
0207 004 3226