SUPPLEMENTAL ANNOUNCEMENT

FORM OF PROXY FOR USE AT THE EXTRAORDINARY GENERAL MEETING TO BE HELD ON 31 OCTOBER 2017 AT 11:00 A.M. (OR AT ANY ADJOURNED MEETING THEREOF)

REFRESHMENT OF CURRENT GENERAL MANDATE TO ISSUE SHARES, GRANT OF SHARE OPTIONS, RE-ELECTION OF DIRECTORS AND NOTICE OF EXTRAORDINARY GENERAL MEETING

Monthly Return of Equity Issuer on Movements in Securities for the month ended 30 September 2017