How many Companies are in the S&p 500

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sspan class="mw-headline" id="History">History[edit]

Standard & Poor's, a firm that produces information and analyses, was established in 1860 by Henry Varnum Poor. As the S&P 500 was first named when its first equity index was launched in 1923, the Composite Index[14] began to track a small number of equities. In 1926, three years later, the composite index increased to 90 shares and in 1957 to its present 500.

In 1941, Poor's Publishing (Henry Varnum Poor's initial company) and Standard Statistics (founded in 1906 as Standard Statistics Bureau) joined forces to become Standard and Poor's Corporation. Our main day-to-day index was the "S&P 90", a value-weighted index made up of 90 equities. In addition, Standard & Poor's released a benchmark index of the shares of 425 companies in the industry on a per week basis.

S&P 500 is often used as a yardstick for general equity price performance as it comprises both equities of value and equities of value. 63, on October 10, 2002, during the 2002 turmoil on the markets. As a result, the resulting environment worsened in September 2008, leading to a time of exceptional trading turbulence, with 100 points of bi-directional fluctuation, the highest since 1929.

That year' s losses were the largest since 1931, when the wider markets fell by more than 50%. 22 ] At the beginning of 2009, the markets contracted further in the wake of the 2008 subprime mortgage downturn. This index covers non-U.S. companies, both former U.S. companies newly established outside the United States and companies never established in the United States.

Calculation of the S&P 500 index value is based on the formula: where R is the index value of each share and Q is the number of public stocks for each share. As well as an investment in an investment trust listed on the S&P 500 index, an investor may also acquire equities in an Exchange-traded Fund (ETF) which owns a portfolios of equities in the Standard & Poor's 500 index.

The S&P 500 also allows direct investment in all shares of the S&P 500, usually referred to as index-replication. The Chicago Mercantile Exchanges (CME) offer derivative future products (ticker symbol /SP for the full-size and /ES for the E-mini which is one fifth the physical /SP ) that follow the index and are traded on the trading floors in an open outlook or on the CME Globex trading platforms and are the most preferred products of the CME.

Actual until 2017 is 10.53% based on average annual growth rate (CAGR). Skip to top ^ "S&P 500 Factsheet" (PDF). Default & Poor's. Returned on January 20, 2013. Skip up to: a for " S&P 500 Overview". <font color="#ffff00">S&P/Dow Jones Indices LLC. Returned on January 20, 2013. S&P Dow Jones Indices Announces Treatment of Stock Dividend for Discovery Communications in S&P 500" (PDF).

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Returned on December 16, 2017. Skip to top ^ Reuters (July 11, 2016). Skip to ^ Riva Silver, Driebusch, Corrie (June 24, 2017). "U.S. Stocks Notch Weekly Gains. Returned on December 16, 2017. Climb to ^ "S&P - Indices > Stock Indices - S&P 500 - Index Table". standardandpoors.com. Skip up ^ "Description". standardandpoors.com.

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