University of Tehran Iranian Economic Review 1026-6542 Articles in Press 2024 04 09 Macro and Micro Fundamentals, Investment Opportunities, and Capital Structure on Company Value with Business Risk and Financial Performance as Mediation 96568 10.22059/ier.2024.370239.1007899 EN Juwita Aprillia University of 17 August 1945 Surabaya, Jawa Timur 60118, Indonesia Tri Ratnawati University of 17 August 1945 Surabaya, Jawa Timur 60118, Indonesia Slamet Riyadi University of 17 August 1945 Surabaya, Jawa Timur 60118, Indonesia Journal Article 2024 01 03 The purpose of this study is to analyze and understand the influence of macro fundamentals, micro fundamentals, investment opportunity set, and capital structure on company value, with business risk and financial performance as mediation variables, and financial flexibility as moderation variables, in construction companies listed on the Indonesia Stock Exchange. The population used in this study includes all construction companies in Indonesia, particularly those listed on the Indonesia Stock Exchange. In this study, the sampling technique used was non-probability with a comprehensive sampling approach (census). The sample for this study consists of 30 Construction Companies listed on the Indonesia Stock Exchange for the period 2018 to 2022. This research uses secondary data or information processed with statistical methods and PLS software. The data analysis method used is Partial Least Square (PLS). The results showed that macro and micro fundamental factors did not have a significant and opposite influence on the business risk of construction companies listed on the Indonesia Stock Exchange. Meanwhile, the Investment Opportunity Set tends to have an insignificant negative impact on business risk, while the capital structure has a significant positive impact. Regarding financial performance, micro fundamental factors have a significant positive influence, while macro fundamentals are not significant. The Investment Opportunity Set and capital structure do not have a significant effect on the financial performance of construction companies. In addition, these factors do not have a significant effect on the value of the company.