In compliance with the JSE Limited Listings Requirements, shareholders are advised that: Mr. David Lawrence will retire from the Board as a non- executive director with effect from the annual general meeting to be held on Tuesday, 26 May 2020 ("AGM") in accordance with the JSE's policy on non-executive director tenure. Mr. Lawrence has served on the Board for twelve years, and has been a member of the Group Risk Management Committee, Group Human Resources Committee, Group Social & Ethics Committee as well as the Group Nominations Committee. Dr. Michael Jordaan will retire from the Board as an independent non-executive director with effect from the AGM. Dr. Jordaan has served on the Board since 2014 and although eligible for a further term, is not available to stand for re-election. He has served as a member of the Group Risk Management Committee.