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S&P500: The Most Actively Traded Stock Market

binary stock trading chart

The S&P 500 is commonly used as a benchmark for the overall U.S. stock market and is one of the most actively traded. It accounts for 75% of the American capitalized economies, which includes non-US companies and those that have never been incorporated in the region, as well as those that have reincorporated outside the United States.  These are the publicly-traded firms that are headquartered in the country, and belonging to the two largest American stock exchanges, the New York Stock Exchange (NYSE) and the NASDAQ.


Standard and Poor’s additional indexes also include the S&P 600, where small cap companies are part of, receiving a market capitalization of $300 million-$2 billion. Another is the S&P 400, with a market cap of $2 billion-$10 billion. Formerly, the index is market value-weighted. Today, the S&P 500 is float-weighted. Calculations are based only on the available shares for public trading. The transition was made in March 2005, and again in September of the same year.

Factors that could affect the index value

Daily fluctuations are constant occurrences that adversely affect the prices of these stocks. Influencing the stock index’s value may be attributed to the corporate world’s responses to actions from the different financial institutions, resulting to a company’s getting bumped or being included on the list.

To prevent such circumstances, an adjustment is made in a way that the S&P 500 remains consistent and reflective of the American market. The index value is updated every 15 seconds all throughout the day’s business exchange. To keep it updated, stringent measures are observed. For the inclusion of stocks, please refer to the following guidelines:

Trading activity

Periodic evaluations on a daily, monthly and annual basis are done to come up with an efficient share pricing and liquidity of the company stocks.

Market value

As a free-float capitalization index, companies who aspire a spot on the S&P 500 must exhibit the largest market value in their respective industries.

Industry group classification

It is endeavored that different sectors comprising the entire US economy are well represented.

Fundamental analysis

To comply with the mandatory evaluations, company operations are subjected to an intense analysis ensuring that the fiscal stability of the index is sustained.

Emerging industries

As long as the general guidelines are fulfilled, companies belonging to the new industry groups are approved entry.


In terms, of ownership, only the shares available to the trading public are considered. Closely-held companies are analyzed and emphasis is given to outstanding common shares.

A committee oversees the selection of the components in the list, maintaining it to be comparable across time. Some factors are taken into account, such as: dividends, issuance of shares, restructuring events such as company mergers or spinoffs, and stock splits.

How to invest with the S&P 500 in binary options

Short-term predictions are one of the benefits when an investor looks at the overall view of the S&P 500 as a single market. Regardless of your skill level, binary options is the ideal venue offering a chance to execute your strategy. A broad representation of the US market allows for access to a wide-range of assets, which, through innovations in technology are calculated in real time. Information on the top gainers and losers are shared extensively in the financial media. This gives a solid gives a solid gauge on the economic outlook of the US economy in general.

Invest on binaries for better profits

It is a key entity to the US economy. An all-too important Senate Bill was recently passed to provide binary option traders a better opportunity to make profit. This financial instrument has broken the descending trend and is forecast to have a brighter outlook with the S&P 500.  Although the American market is slowly showing signs in fiscal recovery, it has not prevented tradesmen to enter the market. The time is ripe to take advantage of this industry. Open an account with us today. Click here now to experience the world of Binary Options.

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