The BBC Global 30 was a worldwide stock market index, run as a global economic barometer. Started by the BBC on 29 September 2004 and last updated on 31 December 2019, it mixed the economic information of 30 of the world's largest companies based in three continents. It proved to be very volatile, as many of the companies had major gains and losses during the index's lifetime. Constituents The companies in the index (since 2013) are: See also S&P Global 100 Dow Jones Global Titans 50 References External links Information about the launch of the index Global stock market indices Global 30