M.A. Thesis:

Investor sentiment٫Financial Report Quality and stock price Crash Risk

This interactive combination of logical models of behavior by aggregating financial data to develop. And the factors affecting stock prices following the collapse of the intrinsic relationship between the quality of information and investor sentiment explain the fall in stock prices show. This study aimed to investigate Financial reporting quality adjustment effect on the relationship between investor sentiment and stock price crash risk , the quality of financial reporting and risk falling stock prices of companies listed on the Tehran Stock Exchange has been done. The sample consisted of 183 now and in the years (2011_2015) occurred. By analyzing companies listed on the Tehran Stock Exchange using statistical tests, trying to find answers to these questions Whether between investor sentiment and stock price crash risk there? Is the quality of financial reporting as well as on the relationship between investor sentiment and risk falling stock price impact? Based on the results of the tests and the level of 5 percent can be said A significant relationship between investor sentiment and stock price crash risk does not exist. Quality financial reporting on the relationship between investor sentiment and risk falling stock prices had no significant effect.

Keywords: Investor Sentiment, Financial Report Quality , Stock Price Crash Risk