The purpose of this study is to examine the effect of Size, leverage, profitability, and company growth on company value, with interest rates as a moderating variable. The population in this study consists of companies in the coal sub-sector listed on the Indonesia Stock Exchange (IDX) from 2019 to 2023. The sampling technique used is purposive sampling, resulting in a total of 14 research samples being used in this study. The data analysis technique used in this study is panel data regression. The analysis results show that Size has a negative and significant effect on Firm Value; Leverage has a positive but insignificant effect on Firm Value; Profitability has a negative and significant effect on Firm Value; Firm Growth has a positive but insignificant effect on Firm Value; Interest Rate has a negative but insignificant effect on Firm Value; Interest Rate cannot moderate Size on Firm Value; Interest Rate cannot moderate Leverage on Firm Value; Interest Rate can moderate Profitability on Firm Value; Interest Rate can moderate Firm Growth on Firm Value.