Behavioural Finance has gained a lot more importance in recent era. In the fast moving world where the standard finance fails to explain the irrational behavior of the investors, behavioural finance tries to identify the cause for such behavior which otherwise called as behavioural anomalies. The purpose of this research paper is to identify such anomalies and also to examine whether the behavioural biases has any influence in the investment decision making by the retail investors. This paper also put an emphasis to find out which among the different biases has the most and least influence on the individual investment decision making process. This study has used primary data for knowing the impact of factors such as gender, age, occupation, income, sector preference, and instruments preferred for investments, source of information, intention behind investment and consideration before investment. Descriptive analysis has been done to check the impact of these factors along with correlation and other. The sampling technique used here is non-probabilistic convenience sampling. The data has been collected through structured questionnaire based on five point Likert scale from the retail investors of Bhubaneswar region. This research shall interest the company, policy makers and the issuers of securities about the interest and preferences of individuals before issuing securities in the market.