The world’s largest stock exchanges offer thousands of stocks for investors to trade with trillions of dollars in listed stocks. The ranks of the biggest exchanges include those in the United States, ...

The S&P 500 index ended Q1 2025 with a market cap of $49.41 trillion, a net decrease of $2.45 trillion (or 4.7%) from the $51.86 trillion recorded at the end of Q4 2024. Much of that decline was ...

Nvidia became the first public company to reach a $4 trillion market capitalization on July 9, outpacing other well-known giants as the artificial intelligence boom fuels demand for its chips. Market ...