Ecological product value accounting, a key method for companies to promote green transformation, is essential to an economy’s healthy development. This study collates data on the annual ecological product value accounting of listed companies from 2001 to 2021, conducts regression analysis, and investigates the impact of these companies’ ecological product value accounting on analyst behavior. The results reveal that, first, listed companies with ecological product value accounting attract a higher number of analysts. Second, companies accounting for ecological product value have a high quality of information disclosure, with less deviation of analysts’ prediction and high accuracy. Third, the development of ecological product value accounting of listed companies reduces the divergence degree of analysts. This study reveals a significant correlation between ecological product value accounting and analyst behavior. To some degree, ecological product value accounting is an important indicator of whether a company has long-term development potential. On the basis of regression analysis, the study also focuses on the impact of ecological product value accounting on investor confidence and company value. The study findings can provide reasonable suggestions for the decision-making of stakeholders of listed company.