Director/PDMR Shareholding - Monthly Share Purchase Plan

As a result of a purchase of shares at 2090p by the Fidessa group plc MonthlyShare Purchase Plan on 7th August 2013, Mark Ames, a person dischargingmanagerial responsibilities in Fidessa group plc, became the beneficial ownerof 6 Fidessa group plc ordinary shares. Following this announcement hisshareholding is 157,493 ordinary shares in the issued share capital of theCompany, constituting 0.42% of the issued share capital. In addition, Mark Ameshas been granted matching shares equal to the number of shares purchased in thetransaction. The matching shares will vest in the September in the third yearafter the award, subject to continued employment during the vesting period. The trust for the Fidessa group plc Monthly Share Purchase Plan purchasesshares in the market in order to satisfy certain matching shares under theFidessa group plc Monthly Share Purchase Plan. As a potential beneficiary inthe trust, the executive directors and persons discharging managerialresponsibility are deemed to have a potential beneficial interest in thetrust's shares.