GNT vs AMTX Comparison

GAMCO Natural Resources, Gold & Income Trust is a non-diversified closed-end management investment company. The company's primary investment objective is to provide a high level of current income from interest, dividends, and options premiums with its secondary objective being capital appreciation. Under normal market conditions, the company invests majority of its assets in securities of companies principally engaged in the natural resources and gold industries, and also engages in writing covered call options on the underlying equity securities. Its portfolio consists of securities from different sectors such as metals and mining, energy and energy services, specialty chemicals, agriculture, healthcare, machinery, food and beverage, and others.

Aemetis Inc is an renewable fuel and biochemicals company focused on the production of renewable fuels and chemicals through the acquisition, development and commercialization of technologies that replace traditional petroleum-based products through the conversion of first-generation ethanol and biodiesel plants into biorefineries. In addition to low carbon renewable fuel ethanol, the Keyes Plant produces Wet Distillers Grains, Distillers Corn Oil, and Condensed Distillers Solubles, all of which are sold to local dairies and feedlots as animal feed. The operations include California Ethanol, California Dairy Renewable Natural Gas and India Biodiesel. It operates in the reportable geographic segments of North America and India.