MFA Financial Inc together with its subsidiaries operates as a real estate investment trust REIT in the United States The company invests in residential mortgage assets including nonagency mortgagebacked securities MBS agency MBS and credit risk transfer securities residential whole loans including purchased performing loans purchased credit deteriorated and nonperforming loans and mortgage servicing rights related assets The company has elected to be taxed as a REIT and would not be subject to federal income taxes if it distributes at least 90 of its taxable income to its stockholders MFA Financial Inc was incorporated in 1997 and is headquartered in New York New York