market equityglossary / MARKET EQUITY market equity. The percentage of the total market value that a particular company’s securities account for, represented by each class of security. Cf. BOOK EQUITY. 词条贡献者 资深译员文楷,毕业于亚洲一流的高级翻译学院,擅长翻译各类与电信、媒体和技术相关的法律文件。