The aim of the study is to determine whether investor behaviors differ according to age, gender, marital status (demographic characteristics), capital amount, investor training, company age and professional experience. For this purpose, the sample group of the jewelers registered in the Nazilli Chamber of Jewelers are selected and the investor behavior is analyzed in five dimensions as “overconfidence, optimism, regret minimization, avoidance, loss aversion and representativeness” and analyzed with the help of SPSS package program. The results show that investor behaviors are different.