Freddie Mac is a stockholder-owned corporation established to support homeownership and rental housing. Freddie Mac purchases residential mortgages and mortgage-related securities in the secondary mortgage market, and securitizes them into mortgage-related securities that can be sold to investors. The Company purchases single-family and multi-family residential mortgages and mortgage-related securities, which it finances primarily by issuing mortgage-related securities and debt instruments in the capital markets. Freddie Mac finances its purchases primarily by issuing a range of debt instruments in the capital markets. The Company operates in three segments: Investments, Single-family Guarantee and Multifamily.