Director/PDMR Shareholding

DIPLOMA PLC

12 CHARTERHOUSE SQUARE, LONDON EC1M 6AX

TELEPHONE: +44 (0)20 7549 5700

FACSIMILE: +44 (0)20 7549 5715

FOR IMMEDIATE RELEASE

30 November 2016

DIPLOMA PLC

(the "Company")

DIRECTOR / PDMR Dealings

Diploma PLC has been notified that the following Directors have exercised in full, their options over Ordinary Shares of 5p each in the Company ("Shares") which vested, in connection with share awards granted on 9 December 2013 under the Diploma PLC 2011 Performance Share Plan ("PSP") and under the Diploma PLC 2011 Share Matching Plan ("SMP"). As a consequence, the Directors have become entitled to acquire Shares in the Company as set out below.

These nil cost options relate to the three-year performance period ended 30 September 2016. Further details relating to the performance conditions of these awards are set out in the Annual Report & Accounts 2016 which will be mailed to shareholders on 8 December 2016.

The number of Shares acquired by the Directors has been reduced as part of arrangements under which the Company will settle the PAYE liability of the Directors which arises as a result of the exercise of the options. The table below shows the total number of Shares vested, the PAYE adjustment on the vested Shares and the net number of Shares acquired by each Director.

Following the above transaction, the Directors disposed of Shares on 29 November 2016 as follows:

*Mr BM Thompson, a Director of the Company, transferred 5,000 Shares in the Company for nil consideration to a charitable foundation of which Mr Thompson is a trustee. 

The notification set out below has been made in accordance with Article 19 of the EU Market Abuse Regulation.

For further information, please contact: