The Columbia Pyrford International Stock Fund class Adv (PISKX) is a mutual fund that focuses on investing in international stocks. It is managed by Columbia Threadneedle Investments and aims to provide long-term capital growth by investing in a diversified portfolio of high-quality, large-cap companies from around the world. This fund is classified as "Adv" which typically indicates a higher minimum investment requirement and potentially lower fees. Investors in this fund can expect exposure to a variety of industries and regions, providing potential for both growth and diversification in their portfolio.