The Royce Micro-Cap Trust Inc (RMT) is a mutual fund that focuses on investing in small-cap companies with market capitalizations of less than $1 billion. This fund is managed by Royce & Associates, a well-respected investment management firm known for its expertise in small-cap investing. RMT aims to provide long-term capital appreciation by investing in a diversified portfolio of micro-cap stocks across various industries. This fund may be suitable for investors seeking exposure to smaller, potentially high-growth companies with a long-term investment horizon.