Experian stock lost 1.72 %, and the last close price as of 19 Sep, 2017 is 20.07 for EXPGY stock. The total market value as denoted by 18.33B for Experian, is the market value of the company's outstanding shares. A value investor must look at the fundamentals of a stock, and perform Experian valuation, even though in the short-term sentiment and current breaking news might affect Experian stock price.
For recognizing and analyzing the real performance of Experian stock, it is a standard practise to adjust historical stock prices to remove gaps caused by stock splits, dividends and distributions. 68537 shares were traded with a closing stock price of 20.07 as of 19 Sep, 2017, as can be seen from Experian stock quote. One can view Experian stock chart to follow the stock price trend. Dividends are usually paid by large stable companies, and typically not by those which are in their rapid growth stages. A company's continuing success is indicated by a steadily increasing dividend payout. Experian dividend per share was 0.38 during the last quarter. One can observe stock price trends and check for volatility by checking Experian stock price history.