The Harbor Convertible Securities Fund Administrative Class (HRCSX) is a mutual fund that primarily invests in convertible securities, which are bonds or preferred stocks that can be converted into common stocks. This fund aims to provide investors with a balance of income and potential for capital appreciation by investing in a diverse portfolio of convertible securities issued by companies of various sizes and industries. The administrative class of this fund offers lower fees and expenses compared to other classes, making it an attractive option for investors looking for cost-effective investment options.