Dow Jones Averages- Composite stocks, history, and performance of all of the Dow Jones Averages including the Industrial, Transportation and Utility Averages.

Naadaq Market Indicies - The composite stocks, information and latest figures on the Nasdaq Composite, Nasdaq 100 and other Nasdaq indicies.

New York Stock Exchange (NYSE) Composite - Information and the latest numbers on the NYSE composite index, which tracks the change on aggragate market value of NYSE common stocks.  This site also includes the subgroups industrial, transportation, utility, and finance.

Russell Indexes- Everything you need to know about Russells 21 U.S. stock indicies and there similar indexes in Austrailia, Canada, Japan, and the U.K.

Standard & Poor's (S&P) Index Services - Information, current stats, and other details on the stocks composing the S&P 500 and other Standard and Poor's Indecies.

Wilshire Indexes - Definitions, historical returns and performances of the Wilshire Indexes including the Wilshire 5000 and Wilshire 4500.