Director/PDMR Shareholding

6 May 2011

SDL PLC

("the Company")

Director/PDMR Shareholding

The Company announces the following dealings by Directors in the Company's ordinary shares of 1p each.

Following approval by the Remuneration Committee of the Company, 80,668 shares were released to Mr Lancaster, Executive Chairman, pursuant to the rules of the SDL 2006 Long Term Incentive Plan.

Mr Lancaster has elected to retain his LTIP award, increasing his beneficial holdings in the Company from 537,983 representing 0.7% of the Company's issued share capital to 618,651, 0.8%.

Pamela Pickering

Company Secretary