AGNC Investment is a real estate investment trust. Co. invests in Agency residential mortgage-backed securities for which the principal and interest payments are guaranteed by a United States Government-sponsored enterprise, such as the Federal National Mortgage Association (Fannie Mae) and the Federal Home Loan Mortgage Corporation (together with Fannie Mae, the GSEs), or by a United States Government agency. Co. may also invest in other mortgage and mortgage-related residential and commercial mortgage-backed securities where repayment of principal and interest is not guaranteed by a GSE or United States Government agency or in other investments in, or related to, the real estate markets.