21 June 2011

Dealogic (Holdings) plc

Dealogic announces intention to cancel admission to trading on

AIM

Dealogic (Holdings) plc (LSE DL, “Dealogic” or “the Company”), announces that it is seeking approval for the cancellation of admission to trading of its ordinary shares on AIM (“the Delisting”). A shareholder meeting will be held on 7 July 2011 to seek approval for the Delisting with the Delisting

effective, subject to that approval, on 19 July 2011.

Background to the delisting

The Company was admitted to trading on AIM in May 2004. Since that time, the Company has performed well, with revenues increasing from $59.1 million in 2004 to $103.6 million in 2010 and profit before tax increasing from $19.2 million in 2004 to $38.6 million in 2010 (an increase of 100.7 per cent.). On its admission to trading on AIM, the market value of the Company was £153.9 million. The Company