FDSA Fidessa Group

As a result of a purchase of shares at 2368.74p by the Fidessa group plc
Monthly Share Purchase Plan on 10th December 2014, Mark Ames, a person
discharging managerial responsibilities in Fidessa group plc, became the
beneficial owner of 5 Fidessa group plc ordinary shares. Following this
announcement his shareholding is 172,794 ordinary shares in the issued share
capital of the Company, constituting 0.45% of the issued share capital. In
addition, Mark Ames has been granted matching shares equal to the number of
shares purchased in the transaction. The matching shares will vest in the
September in the third year after the award, subject to continued employment
during the vesting period.

The trust for the Fidessa group plc Monthly Share Purchase Plan purchases
shares in the market in order to satisfy certain matching shares under the
Fidessa group plc Monthly Share Purchase Plan. As a potential beneficiary in
the trust, the executive directors and persons discharging managerial
responsibility are deemed to have a potential beneficial interest in the
trust's shares.