Holding(s) in Company

Concurrent Technologies PLC
30 July 2003

Concurrent Technologies plc ('the Company') announces that it received
notification yesterday from ISIS Asset Management plc, that as a result of two
of ISIS Asset Management's clients merging on 29 July 2003 (3PC Investment Trust
and The AIM Trust) the new (merged) client has a material interst in the
ordinary shares of the Company as shown below:

Name of Client          No. of Shares        %         Name of Registered Holder
Active Capital Trust    5,146,469            7.08      Chase Nominees Ltd



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