The Bloomberg Billionaires Index is a daily ranking of the world’s richest people. Details about
the calculations are provided in the net worth analysis on each billionaire’s profile page. The figures are
updated at the close of every trading day in New York.
Methodology: The Bloomberg Billionaires Index is a daily ranking of the world's richest
people. In calculating net worth, Bloomberg News strives to provide the most transparent calculations available,
and each individual billionaire profile contains a detailed analysis of how that person's fortune is tallied.
The index is a dynamic measure of personal wealth based on changes in markets, the economy and
Bloomberg reporting. Each net worth figure is updated every business day after the close of trading in New York.
Stakes in publicly traded companies are valued using the share's most recent closing price. Valuations are
converted to U.S. dollars at current exchange rates... Read
our complete methodology →