Director/PDMR Shareholding

Dialight plc (the "Company")

Director/PDMR Shareholding

1 March 2013

The Company has been notified that Stephen Bird, Senior Independent Director purchased 2,000 ordinary shares of £0.0189 in the Company on the London Stock Exchange into his SIPP at a price of £12.46 per share today, 1 March 2013. Following this transaction Stephen Bird now holds a total of 2,000 ordinary shares, representing 0.006% of the issued share capital of the Company.

The Company has also been notified that Tracey Graham, Non-Executive Director, purchased 1,000 ordinary shares of £0.0189 in the Company on the London Stock Exchange at a price of £12.34 per share today, 1 March 2013. Following this transaction Tracey Graham now holds a total of 1,000 ordinary shares, representing 0.003% of the issued share capital of the Company.

This notification was received by the Company today, 1 March 2013 and was made in accordance with DTR 3.1.2R.

For more information

Nick Giles

Company Secretary

Tel: +44 (0) 1638 778641