Elon Musk speaks during an event. File
Elon Musk, the outspoken and envelope-pushing chief executive of Tesla, overtook Amazon boss Jeff Bezos to become the world's wealthiest person, US media reported on Thursday.
Musk is a major shareholder of the electric car company and has benefited from Tesla's surging share price over the last year.
CNBC estimated Musk's wealth at $185 billion, $1.5 billion more than Bezos.