GAMCO Natural Resources, Gold & Income Trust is a closed-ended equity mutual fund launched by GAMCO Investors, Inc. The fund is managed by Gabelli Funds, LLC. It invests in public equity markets across the globe. The fund invests in securities of companies principally engaged in natural resource and gold industries and by writing covered call options on the underlying equity securities. It focuses on factors such as recent prices of comparable securities that are publicly traded, reliable prices of securities not publicly traded, the use of valuation models, current analyst reports, valuing the income or cash flow of the issuer, or cost if the preceding factors do not apply to create its portfolio. The fund invests in stocks of companies across market capitalization. It benchmarks the performance of its portfolio against the CBOE S&P 500 Buy/Write Index, Philadelphia Gold & Silver Index, Dow Jones U.S. Basic Materials Index, and S&P Global Agribusiness Equity Index. The fund was formerly known as Gabelli Natural Resources, Gold & Income Trust. GAMCO Natural Resources, Gold & Income Trust was formed on January 27, 2011 and is domiciled in the United States.