Finance.Yahoo.com is one free tool for looking up information about the stock market, according to their website. This site provides price quotes on stocks, mutual funds and other investment products, links to news stories about the various companies and funds, and other data such as earnings, dividends and market capitalization.
Several other sites also provide free information about the stock market, including TheStockMarketWatch.com, TheStreet.com and MarketWatch.com. Additionally, most online brokerage services provide stock quotes and research tools for free, and offer premium services to customers who open an investment account. Other services, such as TheMotleyFool.com offer paid subscriptions to their investment advice publications, according to their website.