This study aims to analyze the influence of Sustainability disclosure Report and application of Green Accounting to the financial performance of mining companies listed on the Indonesia Stock Exchange (IDX) for the 2020–2024 period. Financial performance is proxied using Return on Assets (ROA). on Assets (ROA), while the company size ( Firm Size ) and Leverage are used as control variables. This study uses a quantitative approach with a causality design and panel data obtained from annual reports and company sustainability reports. The research sample was determined using a purposive sampling technique, resulting in 11 companies with a total of 55 observations. Data analysis was conducted using multiple linear regression after testing the classical assumptions. The results of the study indicate that Sustainability disclosure Reports have a positive and significant effect on financial performance before the control variables are entered, but this effect becomes insignificant after being controlled by Firm Size and Leverage . The implementation of Green Accounting does not have a significant effect on financial performance in both models. Meanwhile, Firm Size and Leverage have a negative and significant effect on financial performance. Simultaneously, Sustainability Report , Green Accounting , Firm Size and leverage significantly influence financial performance, with the model explaining 26.7% of the variation in ROA. This finding indicates that sustainability practices have not directly impacted financial performance in the short term, but they still play a strategic role in supporting long-term corporate sustainability.