MFA Financial is a real estate investment trust primarily engaged in the business of investing in residential Agency Mortgage-Backed Securities (MBS) and Non-Agency MBS. Agency MBS refers to MBS that are issued or guaranteed by a federally chartered corporation, such as Fannie Mae or Freddie Mac, or an agency of the U.S. Government, such as Ginnie Mae. Non-Agency MBS are MBS that are not guaranteed by any agency of the U.S. Government or any federally chartered corporation. At Dec 31 2011, Co. had total assets of approx. $11.75 billion, of which $10.91 billion, or 92.9%, represented its MBS portfolio.

Preferreds: MFA.PRA, MFA.PRB