This research aims to examine the influence of financing risk, efficiency, and profitability on market share in Islamic banks. It is a population study that includes all 14 Islamic commercial banks in Indonesia. The data source for this research is secondary data, specifically financial reports of Islamic commercial banks obtained from the statistical reports of the financial services authority and the financial reports published by Islamic commercial banks in Indonesia. The data collection technique used in this study is documentation. The analysis method employed is multiple linear regression analysis using the eviews 10 application. The results of the research indicate that financing risk, efficiency, and profitability have an impact on the market share of Islamic commercial banks in Indonesia. This research implies that the study's findings contribute to the academic literature on Islamic banking and finance, providing a foundation for further research and discussions on the relationship between risk, efficiency, profitability, and market share. This research implies that the study's findings contribute to the academic literature on Islamic banking and finance, providing a foundation for further research and discussions on the relationship between risk, efficiency, profitability, and market share.