On my broker platform there was no information in substantial shareholders, however I did find info under Director Interests:
Director Interests as at 29/09/2010
Direct Shares Indirect Shares Options Convertibles
Frank Brophy -- -- -- --
Stephen Graves -- 2,802,542 5,489,021
Francesco (Frank) Petruzzelli 2,422,894 -- 2,379,149
Salvatore (Sam) Russotti 968,705 100,582 4,198,753