This article covers one of the most important issues in modern finance which undoubtedly is efficient market hypothesis in the information sense, in its weak, semi-strong and strong forms. The verification of the above hypothesis identifies various types of deviations from the theory. These deviations are said to be capital market anomalies that confirm the opportunity to earn abnormal gains on the basis of a given set of information. The author’s intention was identification of the above-mentioned anomalies, presentation of their characteristics and reasons for their existence. All findings are illustrated with the help of relevant market research.