Director/PDMR Shareholding

NOTIFICATION OF TRANSACTIONS OF DIRECTORS/PERSONS DISCHARGING MANAGERIALRESPONSIBILITIESAND CONNECTED PERSONS In accordance with DTR 3.1.4R (1), GKN plc (the "Company") announces that on 17March 2015, options over ordinary shares of 10p each in the issued sharecapital of the Company ("Shares") granted under The GKN Executive Share OptionScheme in 2009 were exercised by Nigel Stein at an option price of 110.08p perShare. The option cost and withholding liabilities arising from the exercise weresettled by the sale of Shares at a price of £3.70 per Share as detailed below. Director Shares Shares Shares exercised sold retained Nigel Stein 752,861 465,189 287,672 Director's Interests Following the exercise, the shareholding of Nigel Stein and his connectedpersons, in GKN is as follows: Director No. of shares % of issued share capital Nigel Stein 1,755,363 0.1066%

18 March 2015