Financial performance measurement and stock return comparison of selected businesses traded on the Borsa Istanbul XKMYA Index with the electre multi criteria decision making technique in the year range 2017-2021

In this study, it is aimed to measure the financial performance for the past five years(2017-2021) of the top 10 enterprises according to the capital size traded in the Borsa Istanbul XKMYA(Chemical, Petroleum, Plastic) Index. For this, ELECTRE(Elemination and Choice Translating Reality English) technique was used from Multi-Criteria Decision Making Methods. As an alternative selected 10 businesses were evaluated with 5 ratios determined as criterion. In order for the evaluation to be balanced, the criteria were equally weighted and each ratio was given a weight value of 0.20. After completing the financial performance measurement according to the Electre technique, In order to compare the results obtained and confirm their accuracy, The application was repeated with the TOPSIS(Technique for Order Preference by Similarity to Ideal Solutions) technique, which is another of the Multi-Criteria Decision Making Methods. Then, to examine the relationship between financial performance and stock returns, P/E ratios were calculated using financial statements and correlation analysis was performed. With this application, it was concluded that there is no significant relationship between financial performance and stock return. In order to be understood more easily of the obtained results, graphs were created and presented to the decision makers and investors.