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CALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUND operates as a closed-end management investment company. Its investment objective is to provide total return through a combination of capital appreciation and current income. The Fund invests in convertible securities and high-yield securities.
Green Plains Inc manufactures and sells ethanol and ethanol byproducts in three segments based on function. The ethanol production segment, which generates the majority of revenue, includes the production of ethanol, distillers grains, Ultra-High Protein and renewable corn oil. The agribusiness and energy services segment includes grain handling and storage, commodity marketing and merchant trading for company-produced and third-party ethanol, distillers grains, Ultra-High Protein, renewable corn oil, natural gas and other commodities. The partnership segment provides fuel storage and transportation services.