Namazi et al., study (2006) in examining the relationship between financial ratios and stock returns accepted companies in Tehran Stock Exchange Using the information needed for the period 1999-2003 was performed. To verify the hypothesis, research, and cross-time data integration method is used. The results of the review of all companies and industries, a separate survey indicated that it was of all the financial ratios and stock returns, there is a significant relationship. Thus, all hypotheses were confirmed in the study.