Gabelli Global Utility & Income Trust is an equity mutual fund that invests in public equity markets across the globe. Managed by Gabelli Funds, the fund mainly focuses on investing in companies related to electricity, gas or water generation or infrastructure operations that pay periodic dividends. It invests in income producing securities such as governments and benchmarks its portfolio performance against S&P 500 Utilities Index, Lipper Utility Fund Average, and S&P 500 Index.