Genus Regulatory News (GNS)

14 March 2012

Genus plc

('Genus' or 'the Company')

Director/PDMR Shareholding

Genus announces that 43,261 ordinary shares of 10 pence each in the Company ("Share(s)") were today sold on behalf of John Worby, Group Finance Director, at a price of 1,318.41 pence per Share. This sale was made further to the vesting of 86,523 conditional nil-cost Share options on 5 March 2012 under the Company's Performance Share Plan ("the Plan") and represents the exercise by John Worby of one half of his vesting entitlement. The remaining 43,262 share options that vested under the Plan in March 2012 have been retained by John Worby and have not been exercised.

John Worby's direct shareholding in the Company stands at 10,000 Shares, representing 0.02% of the issued share capital of the Company that is currently 60,280,518 Shares. In addition, he is the owner of 43,262 nil-cost Share options that have vested under the Plan and he remains the beneficial owner of 110,377 conditional nil-cost Share options under the Plan.

For further information please contact:

Ian Farrelly

Group Company Secretary & General Counsel

Genus plc

Tel: 01256 345996