Elon Musk lost his position on top of Bloomberg Billionaires Index to Jeff Bezos. Mr Musk now has a net worth of $197.7 billion, while Mr Bezoks’ fortune is $200.3 billion, making him the sole member of the $200 billion club. The gap between Mr Musk, 52, and Mr Beezos has been shrinking as Amazon and Tesla shares move in opposite directions.