ARMOUR Residential REIT, Inc. invests in residential mortgage backed securities in the United States. The company is managed by ARMOUR Capital Management LP. It invests primarily in fixed rate residential, adjustable rate, and hybrid adjustable rate residential mortgage-backed securities issued or guaranteed by the United States Government-sponsored enterprises (GSEs), or guaranteed by the Government National Mortgage Association. The company also invests in other securities backed by residential mortgages for which the payment of principal and interest is not guaranteed by a GSE or government agency. The company has elected to be taxed as a real estate investment trust under the Internal Revenue Code. As a result, it would not be subject to corporate income tax on that portion of its net income that is distributed to shareholders. The company was founded in 2008 and is based in Vero Beach, Florida.