The current study aimed to investigate the factors affecting investment decision making. Moreover, the moderating effects of age, gender, and financial information were also tested. The study utilized a quantitative research design for that the data was collected using a structured questionnaire. The questionnaire was sent to 570 individuals out of that 374 questionnaires were returned however 372 of the questionnaires were found to be useable. The study framework had 6 constructs namely heuristics, financial information, corporate governance, risk aversion, and experience were independent variables while investment decision making was dependent variable while age, gender and financial education were moderating variables. All the latent construct were measured using multi items based on 5 point Likert scales from 1 strongly disagree to 5 strongly disagree. The results found the Heuristics, Risk Aversion, Financial Information, Corporate Governance and Experience to be significant factors affecting the investment decision making. Moreover, the moderating effect of gender was found to be significant in the relationship of (financial information, corporate governance, and experience) and investment decision making. The moderating effect of age was found to be significant in the relationship of (Heuristics, Corporate Governance, and Experience) and investment decision making while the moderating role of financial education was found to be significant in the relationship of (financial information, corporte governance and experience) and investment decision making.