List of Major Stock Market Industries

Here is a list of the major stock market industries. The 32 sectors are broken down into these smaller subsets called industries, which are simply the basic categories of business activity. Click on any industry to learn more about that industry, including the companies within that sector, and what stocks are recently making news.
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Stock of the day

Staples (SPLS) Security Breach Affects 1.16 Million Customers

Shares of Staples Inc. (SPLS) closed down -0.09 or 0.51 percent to $17.55 in Friday’s regular trading session. The company disclosed after the close of trading on Friday that as many as 1.16 million payment cards could have been affected by a data breach first detected in October. Staples said that the malware used in
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On This Date

December 23, 1998:
Standard & Poor's announces that AOL will replace retailer Venator Group in the S&P 500 index.