Block listing Interim Review

The Company provides the following information in connection with its block admissionpursuant to rule 29 of, and Schedule Six to, the AIM Rules.On 31 March 2017, 1,000,000 A ordinary shares of 12.5p each in the Company’s capital wereadmitted pursuant to a block admission in connection with the issue of shares pursuant toawards made by the Company under deferred annual bonus arrangements (the “Scheme”).This is the Company’s first interim review in connection with that block admission. It coversthe period from and including 31 March 2017 up to and including 28 September 2017 (the“Period”).

Number and class of securities not issuedunder the Scheme at the beginning of thePeriod

1,000,000 A ordinaryshares of 12.5p each

Number of securities issued under theScheme during the Period

Balance under the Scheme of securities notyet issued at the end of the Period