The American Century Government Bond Fund - R5 Class (ABTIX) is a mutual fund that primarily invests in government-issued bonds. This fund is managed by American Century Investments and is designed for investors seeking a low-risk, fixed-income investment option. The R5 Class designation indicates that this fund is available to institutional investors and has a lower expense ratio compared to other share classes. With a focus on government bonds, this fund offers a stable and predictable return, making it a suitable choice for conservative investors looking for steady income.