The American Funds Global Growth Portfolio Class R-4 (ticker: RGGEX) is a mutual fund that focuses on investing in a diverse range of global growth companies. This fund is designed for investors seeking long-term capital appreciation and is managed by American Funds, a reputable investment management company. The R-4 class of this fund is specifically designed for retirement accounts and offers lower expenses compared to other classes. With a focus on global growth, this fund provides investors with exposure to a variety of industries and regions, making it a well-rounded option for those looking to diversify their portfolio.