Market cap—or market capitalization—refers to the total value of all a company's shares of stock. It is calculated by multiplying the price of a stock by its total number of outstanding shares. For example, a company with 20 million shares selling at $50 a share would have a market cap of $1 billion.

For example, if Apple (AAPL) had 4.4 billion shares outstanding and its stock price was $318.18 per share, its market cap would be $1.4 trillion (4,400,000,000   Dow, S&P 500 keep falling. So how will we know when the stock market drop is over? 2 hours ago · CNBC.com. Stocks making the biggest moves in the  The component stocks are weighted according to the total market value of their The S&P 500 index components and their weightings are determined and  The S&P 500 Composite Stock Price Index is a market-value-weighted index ( shares outstanding multiplied by stock price) of 500 stocks that are traded on the   Like the Dow Jones Industrial Average, the value of the S&P 500 index is calculated through the sum of the market capitalisation of all 500 stocks being divided  The S&P 500 is a stock market index created in 1957. As of June 2019, the cutoff for size was $3.7B in market cap — Companies worth that or more make the 

12 Jul 2018 That $285 billion gain this year is the same size as the total combined market cap of the 40 smallest stocks in the S&P 500. Many of the names 

S&P 500 SOURCE share price (0MPC), chart, recent trades, company information, London Stock Exchange Home Page Company market cap, £m* , N/A. capitalization in the S&P 500 Index. Top 10 Largest U.S. Stocks by Market Capitalization, 1960 vs. As seen in Table 3, America's largest market cap stocks. For example, if Apple (AAPL) had 4.4 billion shares outstanding and its stock price was $318.18 per share, its market cap would be $1.4 trillion (4,400,000,000   Dow, S&P 500 keep falling. So how will we know when the stock market drop is over? 2 hours ago · CNBC.com. Stocks making the biggest moves in the  The component stocks are weighted according to the total market value of their The S&P 500 index components and their weightings are determined and 

The S&P 500 consists of 500 large US companies and it is a capitalization-weighted Index. It captures approximately 80% of available market capitalization. Therefore it's a much better measure for 'market cap' than the Dow Jones - however, the two charts look very similar.

SPY tracks a market-cap-weighted index of US large- and midcap stocks selected SPDR S&P 500 ETF Trust has an MSCI ESG Fund Rating of A based on a  S&P 500 SOURCE share price (0MPC), chart, recent trades, company information, London Stock Exchange Home Page Company market cap, £m* , N/A. capitalization in the S&P 500 Index. Top 10 Largest U.S. Stocks by Market Capitalization, 1960 vs. As seen in Table 3, America's largest market cap stocks. For example, if Apple (AAPL) had 4.4 billion shares outstanding and its stock price was $318.18 per share, its market cap would be $1.4 trillion (4,400,000,000  

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US Total Market Capitalization is at 143.2%, compared to 142.7% the previous market day and 140.0% last year. This is higher than the long term average of 83.06%. Most stock quote data provided by BATS. Market indices are shown in real time, except for the DJIA, which is delayed by two minutes. All times are ET. The Standard & Poor's 500 Index is a market-weighted index comprising 500 large-cap stocks. Naturally, those that top the list are a household name, blue-chip companies.

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The Standard & Poor's 500 Index is a market-weighted index comprising 500 large-cap stocks. Naturally, those that top the list are a household name, blue-chip companies. The following is a list of publicly traded companies having the greatest market capitalization. This list is primarily based on the Financial Times Global 500. Market capitalization is calculated from the share price (as recorded on selected day) multiplied by the number of outstanding shares. To calculate a company's market cap, multiply the number of outstanding shares by the current market value of one share. Companies are typically divided according to market capitalization: large-cap ($10 billion or more), mid-cap ($2 billion to $10 billion), and small-cap ($300 million to $2 billion).

The S&P 500 is a free-float, capitalization-weighted index of the top 500 publicly listed stocks in the US (top 500 by market cap). The dataset includes a list of all  29 Jan 2020 As of the end of 2019, the total market capitalization of the S&P 500 was approximately $26.76 trillion. That's 14.8 times the value of the S&P  While every company may be unique, a company's total market value is widely Large-cap stocks are represented by the S&P 500; mid-cap stocks by the S&P