In this study; the financial performances of the companies listed on Istanbul Stock Exchange Technology Index (XUTEK) are calculated via ratio analysis method by analyzing balance sheets and the components of the income statement tables related to 2011-2012- 2013 years. Firstly, the relevant companies are selected, financial ratios are determined and the related ratios of every single companies are calculated for each of the periods. Subsequently the calculated ratios are compared due to the years. According to analysis results; liquidity ratios of the related eleven companies which are operated in Istanbul Stock Exchange Technology Index are considered as sufficient for Turkish market. However; leverage ratios especially the share of short term liabilities from financial structure rates are too high. Generally, the conversion of stocks takes about 3-4 months while receivables are collected in two months. Besides profitability ratios of companies are not similar in the study.peer-reviewe
