The Artisan Emerging Markets Debt Opportunities Fund (APHOX) is a mutual fund that focuses on investing in debt securities from emerging market countries. It is designed for institutional investors and aims to provide opportunities for growth and income through a diversified portfolio of emerging market debt. This fund is managed by Artisan Partners, a global investment management firm known for its active and disciplined approach to investing. With a focus on emerging markets, this fund offers investors the potential for higher returns, but also carries a higher level of risk.