The PIMCO Investment Grade Credit Bond Fund Class INSTL (PIGIX) is a mutual fund that primarily invests in high-quality, investment-grade bonds. This fund is managed by PIMCO, a global investment management firm known for its expertise in fixed income securities. PIGIX aims to provide investors with a steady stream of income and potential for capital appreciation through a diversified portfolio of credit bonds. With its institutional class shares, this fund is designed for larger investors seeking professional management and access to a wide range of credit bond opportunities.