Abstarct: The present study aims to investigate the impact of perceived economic shocks on financial decision-making patterns of Tehran Stock Exchange investors. This study is applied in terms of its purpose and descxriptive-survey in terms of its implementation method. The statistical population of the study consists of Tehran Stock Exchange investors. Given the unlimited nature of the population, the sample size was determined to be 385 people baxsed on the Cochran formula. The required data were collected through a questionnaire and appropriate statistical methods were used to analyze the relationships between variables. In this study, perceived economic shocks were considered as an independent variable and financial decision-making patterns including conservative behavior, liquidity preference, probability of emotional behavior, portfolio diversification, and queue-oriented behavior were considered as dependent variables. Data analysis was performed using structural equation modeling and SmartPLS3 software. The research findings showed that the results of the hypothesis test showed that perceived economic shocks have a positive and significant effect on all dimensions of investors' financial decisions. Specifically, this variable has a positive and significant effect on conservative behavior with a path coefficient of 0.599 and a t-statistic of 8.469, on asset liquidity with a path coefficient of 0.482 and a t-statistic of 5.309, on the probability of emotional behavior with a path coefficient of 0.509 and a t-statistic of 7.76, on diversification and portfolio management with a path coefficient of 0.641 and a t-statistic of 11.102, and on queue-oriented behavior with a path coefficient of 0.629 and a t-statistic of 12.04. Accordingly, all five research hypotheses were confirmed. Overall, the research results indicate that investors' perception of economic shocks plays an important role in guiding their behavioral patterns and financial decisions.