The PIA BBB Bond Fund Managed Account Completion Shs (MACS) is a mutual fund with the ticker symbol PBBBX. This fund focuses on investing in BBB-rated bonds, which are considered to be investment grade and have a moderate level of risk. The fund is managed by PIA Investments and aims to provide investors with a diversified portfolio of bonds to help complete their overall investment strategy. The MACS shares of this fund are designed for investors who want a professionally managed account that can help them achieve their financial goals.