This research aims to determine the effect of macroeconomic factors and company's financial performance against firm value at manufacturing companies automotive and components subsector listed on IDX in 2015-2019 periods. The macroeconomic factors is indicates by Inflation and Interest rate, meanwhile the company's financial performance is indicates by Current Ratio (CR), Debt to Equity Ratio (DER), and Return on Equity (ROR) and the firm value is indicate by Price Book Value (PBV). Hypothesis testing in this research using the software program of IBM SPSS Statistics 20 for Windows. The results in this research shows that only Return On Equity (ROE) partially have a positive effect against the firm value (PBV) and simultaneously Inflation, Interest rate, Current Ratio (CR), Debt to Equity Ratio (DER), and Return On Equity (ROE) affecting the firm value (PBV).

Keywords: Inflation, Interest Rate, Current Ratio, Debt to Equity Ratio, Return On

Equity, Price Book Value