Share prices are very important for companies because stock prices are one of the main reasons underlying investors to buy shares as a form of investment in the company. A company's stock price always experiences up or down movements. This upward movement in stock prices can provide benefits for investors. The purpose of this study is to analyze the significance of the effect of Market Ratio, Profitability and Liquidity on stock prices. This research was conducted at Automotive and Component Companies listed on the Indonesia Stock Exchange (BEI) 2016-2018 period. The total sample of this research is 13 companies, with saturated sampling method that is all populations are sampled. Data collection is done by non-participant observation methods, namely through financial statement data published on www.idx.co.id. The results of this study found that Market, Profitability and Liquidity Ratios have a significant effect on stock prices. Keywords: Market Ratios, Profitability, Liquidity and Stock Prices