Compilation and presentation of a trend model for the volume of transactions of investors based on the Importance of Psychological Components

In the financial-behavioral perspective, analyzing the impact of investors' psychological components, including their attitudes and behaviors on investment decisions, can lead to a fair distribution of services to capital market participants. The creation of such justice requires an understanding of investors' decision-making behaviors. Transactions should be based on the psychological components of investors in the Tehran Stock Exchange. The research course is from 1392 to 1396 and the statistical sample consists of 138 companies listed on the Tehran Stock Exchange. The psychological components of research include rationality, optimism, investor pessimism, loss avoidance, and momentum. The research findings indicate that there is a significant positive, Also positive relationship between the variables of pessimism, optimism of investors, and the trend of the trading volume; however, there is no significant relationship between the variables of investor rationality, loss, and momentum with the trend of trading volume volume. key words: Investor Psychology, Volume Trend