21 July 2014
National Grid plc ("National Grid")
Notification of Major Interest in National Grid Ordinary Shares
National Grid received on 18 July 2014 a notification by way of Form TR-1 from Competrol International Investments Limited ("Competrol"), regarding total return equity swaps.
The previously disclosed position of Crescent Holdings GmbH of 149,414,285 shares, 4.07% of the total issued share capital of National Grid, at 18 July 2013, was extended on 17 July 2014 to 22 July 2015.
The position has also been transferred intra-group from Crescent Holdings GmbH to Competrol.
Following the announcement of National Grid's total voting rights on 1 July, Competrol's interest in 149,414,285 ordinary shares represented 3.99% of the total issued share capital of National Grid, falling below the 4% threshold.
This notice is in compliance with National Grid's obligations under the Disclosure and Transparency Rules.
Alice Morgan
Assistant Company Secretary
0207 004 3228