The administration’s whipsawing moves are leaving investors guessing. The risk is that this uncertainty comes at a real cost to the economy.

The U.S. stiock market has dropped considerably over the last week amid concerns over the impacts of President Donald Trump's proposed tariffs.

Secondary market investors have sent the collective valuation of four of Musk’s private entities up 45% since the US election.

The billionaire's net worth dropped by over $100 billion as Tesla faced its worst day on Wall Street in years Elon Musk's net worth has dropped by more than $144 billion since December, according to a report.

Tesla’s stock has taken a nosedive since Donald Trump was elected president — but Elon Musk’s privately held firms have seen their valuations soar, according to a report. Investors in secondary markets have driven up the collective valuation of four of Musk’s privately held companies by 45% since the Nov.