Tóm tắt: In the era of technological advancements, optimizing capital structure is crucial for businesses to enhance financial performance and compete effectively in the market. Vietnamese companies face intense competition from multinational corporations and need to maintain a healthy financial position. This study explores the impact of capital structure on the financial performance of companies listed on the Ho Chi Minh City Stock Exchange (HOSE) from 2019 to 2023. The research aims to provide recommendations ...