Tidjane Thiam an executive director, sitting on the plc board. In January 2007, after Richard Harvey announced he would step down as chief executive of Aviva, Thiam was tipped as a possible future head of the group. Thiam left Aviva in September 2007 to become chief financial officer of Prudential plc. In March 2009, Thiam was named chief executive, effective from October, after Mark Tucker chose to step down. The appointment made him the first African to lead a FTSE 100 listed company. His departure from the role was announced on 10 March 2015. After he became chief executive, Prudential launched a
FTSE 100 Index highest intra-day value of 7,903.50 was reached on 22 May 2018. The following table lists the FTSE 100 companies after the changes on 12 October 2018. The index consists of 100 companies, but there are 101 listings, as Royal Dutch Shell has both A and B class shares listed. Schroders Non Voting shares were also listed until 1 June 2012 when the FTSE's stricter rules came into force. "source: " The oldest continuous index in the UK is the FT 30, also known as the Financial Times Index or the FT Ordinary Index (FTOI). It was established in 1935 and