The bachelor’s thesis deals with evaluation of business performance by financial analysis instruments. The joint-stock company KRÁLOVOPOLSKÁ was chosen to be analysed from 2017 to 2020. The first part of bachelor’s thesis is devoted to theoretical terms. The second part deals with practical processing of terms mentioned in the first part and also brief description of the chosen company. Methods of financial analysis will be used and depending on the results a few financial changes will be suggested to help the company