摘要：This study aims to investigate the role of diversification in cutting off the investment portfolio risks. The diversification considers as an important matter for the investors being it contributes in constructing the investment portfolio which assists in cutting off all aspects of risks related the company and the employees, so this study sheds light on the role of diversification have been playing in cutting off the investment portfolio risks. There are (77) corporations listed in Iraq stock market, nine of them have been adopted by this study. This study aims to show the role of diversification in cutting out the investment portfolio risks, where the diversification considers as the most important matter. Also this study deals with how to construct the investment portfolio through activate the diversification to cutting off the portfolio risks by concentrating on the problem represented disability of banks to promising the adherences and financial, monetary, and employment balance losing depending on the following hypothesis: diversification can contribute in cutting off the investment portfolio risks. Furthermore, this study bases on numbers of financials and arithmetic samples to analyze the financial data. Set of conclusions have been shown by this study, the most prominent one is the diversification activity contributes obviously in constructing the investment portfolio to cutting off the banking risks, also one of the most important recommendations have been emphasized to depend on the principle of diversification to cutting off the investment portfolio risks in stocks.
关键词：Diversification;Cutting Off the Risks;Cutting Off Rate;Stock Return;and the Investment Portfolio
