Exhibit 1

9 June 2016

WPP plc (“WPP”)

Purchase of Own Securities

WPP announces that on 9 June 2016 it purchased 300,000 of its ordinary shares at a price of 1581.2917 pence per ordinary share. All of these shares will be held as treasury shares.

Following the above purchase, WPP holds 40,659,903 ordinary shares as treasury shares. The total number of WPP shares in issue is 1,289,372,039 (excluding shares to be held in treasury).