Bloomberg reported that global markets cut an additional $69.2 billion from the combined net worth of the world’s 400 richest people. The total cut has now reached $196.2 billion since UK’s announcement to leave the European Union

Bloomberg noted, according to its Billionaires Index, billionaires have suffered a 1.8% decline since the start of the year, as they now control $3.8 trillion.

Bloomberg said that Bill Gates and Mark Zuckerberg lost $1.8 billion and $1.6 billion, respectively, making them the worst-performing U.S. billionaires.