BUSINESS: Freddie Mac (Federal Home Loan Mortgage Corp.) is a stockholder-owned corporation established by Congress in 1970 to support homeownership and rental housing. Freddie Mac purchases single-family and multifamily residential mortgages and mortgage-related securities, which it finances primarily by issuing mortgage-related securities and debt instruments in the capital markets. Over the years, Freddie Mac has made home possible more than 50 million times, ensuring financing for one in six homebuyers and more than four million renters.