This study aims to prove empirically about the company's financial performance, as measured by performance- based financial ratios before and after the merger. The population of this research is non-bank companies that conducted mergers from 2011-2017As many as 10 companies, the research sample was taken by using saturated sampling method so that the sample size was the same as the population. The test tool used to answer the hypothesis is the nonparametric test using the Wilcoxon Signed Ranks Test. The results of this study indicate that in Current Ratio (CR), Debt to Equity Ratio (DER), Return on Assets (ROA), Net Profit Margin (NPM), Total Asset Turn Over (TATO) there are no significant differences before and after the merger. Only Return on Equity (ROE) shows a significant difference before and after the merger.