This research aims to examine the effect of return on equity, firm size, and institutional ownership on firm value. The population in this study is manufacturing companies listed on the Indonesia Stock Exchange (IDX) for the 2019-2021 period. Based on the purposive sampling method there are 148 final samples from this study. The analytical method used is statistical analysis in the form of multiple linear regression tests. The results of this study indicate that Return On Equity (ROE), and Firm Size have a significant positive effect on Firm Value, whereas Institutional Ownership does not have a significant effect on Firm Value.