Information Transparency and Stock Liquidity

Lack of corporate transparency and stock liquidity influence risk of investors and shareholders. Conversely، transparency and full disclosure of information by companies increase shareholder confidence reduces information asymmetry، increase stock liquidity and lower expected return of shareholders. In this paper relationship between information transparency and liquidity of shares by the measure of the gap between the purchase price and selling price of shares is calculated and expected return on the Tehran Stock Exchange during 1383 to 1390 is measured. This article is an applied research and correlational studies. Findings by using multiple regression using observed 640 years - company shows a positive correlation between information transparency and liquidity shares. In addition، there is no significant difference between transparency and expected return of shareholders.