How to Identify the Largest US Stocks by Market Cap

When it comes to global stock markets, the U.S. equity market is the largest, deepest, and most efficient. In fact, U.S. stocks make up 41.6% of the global equity market cap, which is nearly $49 trillion. This is more than three times larger than the next largest market. Over the past decade,

U.S. stocks have grown by more than 4% a year and have peaked at 42.0% in 2021.

List of the world’s largest companies by market capitalization

The world’s largest companies by market cap are determined by a calculation based on share price and number of outstanding shares. Prior to the recent rise of technology companies like Tencent and Xiaomi, Japanese-based companies dominated this list. However, as the US dollar has strengthened, American firms have taken over the top spot. Below is a list of the top 10 companies in terms of market cap. But how do you get started?

To start, the list is divided into a series of tables containing the top 50 companies by market cap. Each table shows the number of outstanding shares for each company, the market cap in billions of dollars, and the percent change in the stock’s price. Each company’s listing includes summary statistics and a comparison to the Dow Jones index. The data is updated daily after the closing of the market.

S&P 500

The S&P 500 index is composed of 500 of the largest publicly-traded companies worldwide. The companies in this index range from nearly $1 trillion to under $1 billion in market cap. The S&P index fluctuates in value based on performance-weighted market data. The formula for the index’s weighting is simple. To determine the market cap of a company, its outstanding shares must be multiplied by the current share price.

While most companies make up a majority of …