The development of a brisk and competitive business based in the era
of globalization on the establishment of companies that want to go public, resulting in companies competing to improve the quality of their companies. With good
company operations, the asset structure, capital structure, ownership structure and
company size are good, so a company’s performance will increase. Management
must manage finances well to achieve company goals. Quantitative methods with
secondary data are used in this study where the population used is financial sector
companies, and a sample that meets the criteria is 57 companies. The annual report
for 2017–2021 registered at IDX is a reference for this research in the data collection process. After testing descriptive statistical analysis data and multiple linear
regression analysis, it has been obtained that capital structure affects company
performance, capital structure affects company performance, ownership structure
has no effect on shares, and company size negatively affects stock prices. These
results indicate that the four variables simultaneously affect the performance of
the company, so the asset structure, capital structure, ownership structure, and firm
size strengthen the influence of institutional ownership as a moderating variable