Royce Micro-Cap Trust, Inc. is a closed-ended equity mutual fund launched and managed by Royce & Associates, LLC. It invests in U.S. public equity markets, primarily in value stocks of companies with market capitalizations below $500 million, across diversified sectors. The fund benchmarks its performance against the Russell 2000 Index. It was formed on December 14, 1993 and is domiciled in the United States.