Eleven of the largest companies have a market cap of at least $1 trillion. While tech companies dominate the top of the stock market, other sectors are also represented, including oil, insurance, medical companies, and financial services. Read on to see the 20 most valuable companies and where they stand as of February 2026.

Shares of EquipmentShare.com are set to make their trading debut Friday after the construction equipment rental company's initial public offering was priced at the midpoint of expectations, giving it an initial market capitalization topping $6 billion.

The United States continues to hold a dominant share of global stock market capitalization. In fact, it currently accounts for 47.3% of global market cap. While the US still holds a lion's share of market cap, that share did take a hit over the past year ...

The terms market cap and market value are frequently used interchangeably, but they represent distinct concepts in the stock market. Understanding this distinction is crucial for making informed investment decisions. Market capitalisation (or market cap ...