Stock Trading.

Market data vendors offer securities professionals and investors a window to trading activity on The Nasdaq Stock Market, American Stock Exchange (Amex), and OTC Bulletin Board (OTCBB). Through vendor services, individuals and corporations may obtain access to real-time quotation, trade, and market summary data for the major global equity and options markets. In addition, vendors offer a variety of value-added services such as market news, historical statistics, company profiles, and analytical research.

S&P 500 Index Stocks Data Vendors

Over 100 vendors are also authorized to distribute real time Nasdaq and Amex market data to the public. To meet the needs of investors, vendors utilize a variety of communication services to disseminate market data. Some of the service options available include dedicated computer terminals, data feeds, pagers, and the Internet.

Historical S&P 500 Index Data Sources

Related Links:

• Stock Market Directory - complete source of financial, trading and investments articles and resources that could become handy for beginner as well as for professional investors.

• S&P 500 Quotes - S&P 500 volume, advance decline and other quotes as well as quotes for the S&P 400 and S&P 600

• SPY Options - SPY options trading signals based on the advance S&P 500 technical analysis. Start using the unique and simple trading system.