Transaction in Own Shares (5906G)

TIDMIDOX

RNS Number : 5906G

IDOX PLC

13 May 2011

IDOX plc

("IDOX" or "the Company")

Transaction in own shares

Pursuant to the general authority given to the Company by the shareholders and under the share repurchase programme announced on 4 May 2011, the Company announces that on 10 May 2011 it purchased a total of 1,500,000 of its own ordinary shares to be held in treasury at a price of 20 pence per share. This represents 0.44 percent. of the issued share capital of the Company. In accordance with Disclosure and Transparency Rule 5.6.1, following this purchase, there are 2,374,537 shares held in treasury and the total number of voting rights in IDOX plc is 341,783,829. The above figure 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, IDOX under the FSA's Disclosure and Transparency Rules.

Enquiries:

IDOX plc +44 (0) 20 7332 6000

Martin Brooks, Chairman

Richard Kellett-Clarke, Chief Executive

William Edmondson, Chief Financial Officer

FinnCap +44 (0) 20 7600 1658

Charles Cunningham (Corporate Finance)

Stephen Norcross (Corporate Broking)

College Hill +44 (0) 20 7457 2020

Adrian Duffield / Kay Larsen

Nomad

Investec Investment Banking +44 (0) 20 7597 5000