Director/PDMR Shareholding

Dialight plc (the "Company")

Director/PDMR Shareholding

4 December 2012

The Company has been notified that Richard Stuckes, Non-Executive Director purchased 2,085 shares of £0.0189 each in the Company on the London Stock Exchange at a price of £10.62 per share today, 4 December 2012. Following this transaction Richard Stuckes now holds a total of 26,263 ordinary shares, representing 0.082% of the issued share capital of the Company through a nominee company, L R Nominees Limited.

This notification was received by the Company today, 4 December 2012 and was made in accordance with DTR 3.1.2R.

For more information

Nick Giles

Company Secretary

Tel: +44 (0) 1638 778641