Banks, which are the basic institutions of financial markets, are among the business that need to be carefully monitored as they redirect the resource allocation due to their connection with all actors in the economy and function as financial intermediation, unlike all other economic units. In this context, the performance evaluation of banks; is extremely important for creditors, investors and stakeholders. Based on this importance in this study, the performances of deposit banks traded in Borsa Istanbul (BIST) have been evaluated by using TOPSIS (Technique for Order Preference by Similarity to Ideal Solution) method which is one of the multi-criteria decision making methods. The profiles of the banks in financial markets in Turkey have been analyzed in terms of major balance-sheet and income statement items and sizes and the position of the banking sector in the financial sector has been emphasized. The first two of the most successful banks in terms of performance between the years of 2013-2017 has been QNB Finansbank A.Ş. and Türkiye Halk Bankası A.Ş. respectively as a result of the analysis performed.